PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine

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PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
PROGRESS REPORT 2020
Interdisciplinary Center for Clinical Research of
the RWTH Aachen Faculty of Medicine
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
Progress Report IZKF Aachen 2020
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
Preface                                                                                                                                                                                                                         Preface

Prof. Dr. Peter Walter (Speaker of the IZKF)

Dear Colleagues and Friends,

Our world has changed dramatically since last year, and we all are facing new challenges            well-functioning and supportive unit, helping many researchers at our faculty to generate
after the appearance of the SARS CoV2 virus. This is the second annual report of IZKF               important data from their experiments.
Aachen during the coronavirus pandemic, and although we have learned so many facts                  In 2020 we also established some new technologies within the IZKF units, such as the
about the virus and its disease and although vaccines were developed in record-breaking             CellenOne Single Cell Analysis in the Genomics Facility, fluorescence lifetime imaging
time, there are still many restrictions in place that negatively impact scientific and clinical     in the Two-Photon Imaging Facility, and the CRISPR/Cas technology in the Transgenic
work as well as social life. Many researchers are still working in home offices together            Service Facility.
with their children who cannot attend classes in person. Our social life is limited to
videoconferences. We cannot visit our parents or grandparents because we must prevent               Also in 2020, the terms of some of the members of the IZKF Steering Committee came to
transmission of the virus to those at risk. International travel, in-person conversations, and      an end and new colleagues joined the board. In addition, the speaker’s term ended and the
meetings with friends and colleagues are not possible. Even those of us who have been               Medical Faculty decided that Professor René Tolba, Professor Marc Spehr and I would be
strictly following the rules, convinced that it is the right thing to do, are getting tired after   allowed to continue with our work for IZKF Aachen.
more than a year of physical distancing.
                                                                                                    Throughout this difficult time the staff of the IZKF administrative office, Karen De Bruyne,
But life is not standing still. Somehow things are moving forward and progress is being             Sünje Frahm and Sandra Majewski, did a fantastic job to keep the wheels turning and to
made. IZKF Aachen has funded two new collaborative projects: Professor Lampert                      find creative solutions even when the road was blocked and the exit was not visible. I am
is managing the project on Sodium channel-related pain disorders, representing the                  deeply thankful.
Neuroscience focus of the Medical Faculty, and Professor Wolf is leading the project on
Regulatory networks controlling the soft tissue-alveolar bone crosstalk in periodontal              It is my sincere hope and strong wish that my next report, describing IZKF Aachen’s
disease, representing the Organ Crosstalk focus.                                                    achievements in 2021, will start with something like… “It is over…”

IZKF Aachen is now running eight core facilities. Each of the core facilities was successfully      Fingers crossed, take care, and stay healthy.
reviewed by several external experts, making it possible to continue their funding. However,        Yours faithfully,
organizational changes were necessary in the Genomics Facility, and a new concept was
developed by Professor Ingo Kurth. This concept is now under evaluation to prepare
for a new funding period. When mentioning the Genomics Facility at this point, it is also
my sad, sad duty to announce that Dr. Bernd Denecke, the core facility manager of the
Genomics Facility, a part of IZKF right from the beginning, passed away after suffering from        Professor Dr. Peter Walter
a serious illness. He developed the Genomics Facility from the early days of the IZKF into a        on behalf of the Steering Committee of IZKF Aachen

4     IZKF Aachen Progress Report 2020                                                                                                                                                             IZKF Aachen Progress Report 2020   5
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
Imprint                                                                                                                                                                                                      Contents

                                                                                   Contents
                                                                                   Preface		                                                                             p. 4
                                                                                   Imprint		                                                                             p. 6

                                                                                   1. Annual Report		                                                                    p. 8
                                                                                       1.1 The IZKF in 2020		                                                            p. 8
                                                                                       1.2 Funding Measures in a Nutshell                                                p. 11
                                                                                       1.3 Funding and Financial Overview                                                p. 12
                                                                                       1.4 Participating Institutes and Clinics                                          p. 14
                                                                                       1.5 Output and Evaluation		                                                       p. 17

                                                                                   2. Function and Goals 		                                                              p. 18

                                                                                   3. Core Facilities		                                                                  p. 20
                                                                                       3.1 Using Institutes and Clinics                                                  p. 22
Progress Report 2020                                                                   3.2 Core Laboratory		                                                             p. 26
                                                                                       3.3 Genomics Facility		                                                           p. 29
                                                                                       3.4 Immunohistochemistry Facility                                                 p. 32
Publisher                                                                              3.5 Confocal Microscopy Facility                                                  p. 34
   Interdisciplinary Centre of Clinical Research (IZKF Aachen)                         3.6 Brain Imaging Facility		                                                      p. 37
   Speaker: Prof. Peter Walter                                                         3.7 Two-Photon Imaging Facility                                                   p. 43
   Pauwelsstraße 30                                                                    3.8 Transgenic Service		                                                          p. 48
   52074 Aachen                                                                        3.9 Proteomics Facility		                                                         p. 52
                                                                                       3.10 Flow Cytometry Facility		                                                    p. 56
    Phone: +49 241 80 80034
    Email: izkf@ukaachen.de
    www.izkf-aachen.de                                                             4. Projects		                                                                         p. 60
                                                                                       Thematically based on the Main Research Focus Areas of the Faculty of Medicine
Editor                                                                                 4.1 Phase Transition in Disease                                                   p. 60
   Karen De Bruyne M.A. (administration office)                                        4.2 Translational Neurosciences                                                   p. 94
                                                                                       4.3 Organ Crosstalk		                                                            p. 120
Layout
   Nicole Miehlke, Stolberg
                                                                                   5. Research Groups		                                                                 p. 138
Cover                                                                                  5.1 J. Di Russo: Retinal Epithelium Mechanobiology and Disease                   p. 140
  Peter Winandy, Aachen                                                                5.2 E. van der Vorst: Immune-Lipid Crosstalk                                     p. 143
                                                                                       5.3 B. Namer: Different functional roles of nociceptor subclasses in human       p. 146
Printing
   frank druck+medien GmbH & Co. KG, Aachen
                                                                                   Appendix		                                                                           p. 152
Print Run
   180 copies                                                                         Articles of Association

Aachen, April 2021

The project leaders are responsible for the content of their reports and for the
information on their external funding, publications, etc.

6    IZKF Aachen Progress Report 2020                                                                                                                                            IZKF Aachen Progress Report 2020   7
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
1.1 | The IZKF in 2020                                                                                                                                                                                                                         1.1 | The IZKF in 2020

The Interdisciplinary Center for Clinical
                                                                                                                              The hiring of Dr. Poznansky, a physicist with significant experience in developing MR
                                                                                                                              sequences, will greatly improve the quality of methodological services in the Brain Imaging
                                                                                                                              Facility.
Research (IZKF) in 2020                                                                                                       One very pleasing development was the approval of investment funds from the DFG to
                                                                                                                              purchase a multiphoton laser scanning microscope with FLIM for the Two-Photon Imaging
Start of two Joint Research Project Proposals (2020-2023)                                                                     Facility. Thanks to this approval, the facility will boast state-of-the-art equipment in 2021.
On the basis of the external review process of the previous year the Steering Committee                                       Prof. Tolba, Dr. Vogt, Prof. van Zandvoort and Prof. Martin were responsible for the
unanimously decided to fund the following two joint projects for three years:                                                 successful grant application.
                                                                                                                              With the hiring of Dr. Kapsokalyvas, we were able to expand our methodological expertise
                                                                                                                              in the area of highly developed light microscopes, especially in the area of in vivo imaging in
    Funding start         Joint Research Project                             Research Focus Area           Speaker            small animals and fluorescence lifetime imaging.
    1.3.2020              Sodium channel-related pain disorders              Translational Neurosciences   Prof. A. Lampert
                                                                                                                              We were also very pleased about the good news that the funding application for an
    1.11.2020             Regulatory networks controlling the soft tissue-   Organ Crosstalk               Prof. M. Wolf      investment in a 5-laser cell sorter for the Flow Cytometry Facility, organized by Prof. Pabst,
                          alveolar bone crosstalk in periodontal disease                                                      was approved by the DFG. This high-end sorter will allow us to sort human cells and
                                                                                                                              undertake important research projects.
                                                                                                                              This further development of our equipment and methodology would not have been possible
External evaluation process and further funding for existing Core Facilities                                                  without the department’s active support, since the IZKF budget does not cover the
The Core Facilities were evaluated by two external reviewers with experience in the Core                                      financing to acquire research equipment.
Facility management. The comprehensive, individual reviews contained constructive                                             The new large research devices will be put into operation throughout the year in 2021.
criticism with suggestions for improvement, and also certified the facility‘s technical
equipment with a good to very good rating. After the external reviews, the steering                                           Election of the Steering Committee
committee confirmed further funding for the Core Facilities for another three years                                           The Speakers for the faculty research focus areas were requested to nominate members for
according to their applications. The significance of the central services for faculty research                                the new IZKF Steering Committee. A Focus Area Coordinator and Deputy were proposed
was reaffirmed: It is increasingly important to promote cooperation between groups within                                     for each research focus area. Focus Area Coordinators do not receive IZKF funding
the faculty which make use of the same equipment and techniques.                                                              themselves.

Restructuring of the Genomics Facility                                                                                        Core Facility Managers were also requested to select a Deputy from among their colleagues
During the last year the Genomics Facility faced substantial managing difficulties. The Core                                  to be assigned to the Steering Committee. Prof. Müller-Newen was re-elected as the Core
Facility has been led provisionally by Prof. Ingo Kurth, Director of the Institute of Human                                   Facilities Representative.
Genetics. The scientific position and one technical position in the wet-lab remained vacant
for a very long time. Due to an unclear perspective of the Facility the Steering Committee
decided to postpone the external evaluation for a year, in order to rethink the direction
of the Facility within the faculty. After intense discussions by the faculty and the users,
the importance of Next Generation Sequencing technologies was emphasized and a
restructuring of the Genomics Facility has been decided. In order to establish continuity and
to make use of the expertise of human genetics, Prof. Kurth is to be appointed continuously
as head of the Genomics Facility. The external evaluation is taking place in 2021.

Further development of equipment and methodology in the Core Facilities
In the past year, the Core Facilities have seen very positive further development thanks
to the hiring of important methodology experts and the prospect of acquiring advanced
equipment.

The Genomics Facility has purchased the CellenOne F4.1 System, that can be used in
combination with the iCell8 system (Takara) which is already available at the faculty. The
Genomics Facility will now be able to cover the entire methodical spectrum of the genome
wide single cell analyses.

Dr. Marks joined Transgenic Service as an experienced expert who can establish the high-
demand CRISPR/Cas9 technology on site.

8       IZKF Aachen Progress Report 2020                                                                                                                                                                                        IZKF Aachen Progress Report 2020   9
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
1.1 | The IZKF in 2020                                                                                                                                                                                                                          1.2 | Funding Measures in a Nutshell

                                                                                                                     Funding Measures in a Nutshell
The newly elected Steering Committee consists of:

 Prof. Dr. P. Walter                        IZKF Speaker
                                                                                                                        Project Funding
 Prof. Dr. R. Tolba                         IZKF Deputy Speaker
                                                                                                                             35 projects
 Prof. Ruth Knüchel-Clarke                  Focus Area Coordinator for Medicine Technology & Digital Life Sciences
                                                                                                                             (40 % of the total expenses during the report period)
 Prof. Dr. N. Marx                          Focus Area Coordinator for Organ Crosstalk

 Prof. Irene Neuner                         Focus Area Coordinator for Translational Neurosciences                       Research Groups

 Prof. Dr. M. Hornef                        Focus Area Coordinator for Phase Transition in Disease                           3 Research Groups

 Prof. Dr. M. Spehr                         Representative of the Faculties of Engineering and Natural Sciences              (14 % of the total expenses during the report period)

 Prof. Dr. G. Müller-Newen                  Core Facilities Representative
                                                                                                                        Core Facilities / Laboratory
 Prof. Dr. Julia C. Stingl                  Deputy Focus Area Coordinator for Medicine and Technology
                                                                                                                             Core Laboratory
 Prof. Dr. O. Pabst                         Deputy Focus Area Coordinator for Organ Crosstalk/ Speaker SFB 1382
                                                                                                                             Genomics Facility
 Prof. Dr. J. Schulz                        Deputy Focus Area Coordinator for Translational Neurosciences
                                                                                                                             Immunohistochemistry Facility
 Prof. Dr. E. Stickeler                     Deputy Focus Area Coordinator for Phase Transition in Disease
                                                                                                                             Confocal Microscopy Facility
 Prof. Dr. S. Uhlig                         Dean of the Faculty of Medicine
                                                                                                                             Brain Imaging Facility
 Prof. Dr. C. Trautwein                     Speaker TRR (guest member of the Steering Committee 2009-2020)
                                                                                                                             Two-Photon Imaging Facility
 Prof. Dr. J. Jankowski                     Speaker SFB/TRR219 (guest member of the Steering Committee 2018-2021)
                                                                                                                             Transgenic Service

                                                                                                                             Proteomics Facility

Election of the Speaker and the Deputy Speaker of the IZKF by the Faculty Board,                                             Flow Cytometry Facility
December 7th
During the faculty meeting on December 7th, Prof. Peter Walter was re-elected as the
Speaker of the IZKF by the Faculty Board for another three-year period. Prof. René
Tolba was re-elected as the Deputy Speaker for the next three years. Prof. Spehr was                                         (42 % of the total expenses during the report period)
unanimously re-elected as the Representative of the Faculties of Engineering and Natural
Sciences.
                                                                                                                     4 % of the total expenses during the report period was spent for the scientific coordinating office and central costs.

10      IZKF Aachen Progress Report 2020                                                                                                                                                                                                      IZKF Aachen Progress Report 2020   11
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
1.3 | Funding and Financial Overview                                                                                                                                                              1.3 | Funding and Financial Overview

Funding and Financial Overview
                                                                                                                                                            Research Groups
                                                                                                 In 2020, 40 % of the overall expenses of                         € 582,906
                                                                                                 the IZKF was spent on project funding,                                14 %
                                                                                                 14 % on funding research groups and 41 %                                                                          Project Funding
In 2020 the IZKF received € 3,175,380 from the State Grant for Research and Teaching as          on core facilities. A further 4 % was spent                                                                       € 1,589,733
fixed in the faculty budget. It also received a faculty grant of € 1,227,289. The total budget   on the administration office and 1 % on the                                                                       40 %
amounted to € 4,402,669.                                                                         IZKF core laboratory.

                                                                                                                                                    Core Facilities
                                                                                                                                                     € 1,670,024
Budget and Expenses 2020                                                                                                                                    41 %                                              Administration Office
                                                                                                                                                                                                              € 151,080
 Budget 2020                                                                € 4,402,669                                                                                                                       4%

                                                                                                                                                                                        Core Laboratory
 Total Expenses 2020                                                        € 4,026,682                                                                                                    € 32,939
                                                                                                                                                                                              1%

 Projects                                                                   € 1,589,733                                                                                Spreading of Expenses € 4,026,682
   Phase Transition in Disease                                              € 757,282
   Translational Neurosciences (from 01.03.2020)                            € 649,459
   Organ Crosstalk (from 01.11.2020)                                        € 131,329
   Organ Crosstalk, Single Project                                          €    51,663

                                                                                                                                                                                         Flow Cytometry Facility
 Research Groups                                                            €   582,906                                                                        Proteomics Facility
                                                                                                                                                                                         € 117,286
   Immune-Lipid Crosstalk (van der Vorst)                                   €   191,717                                                                               € 214,796
                                                                                                                                                                                         7%
   Roles of Nociceptor Subclasses (Namer)                                   €   189,812          Core Facilities were funded with                                          13 %
                                                                                                                                                                                                               Genomics Facility
   Retinal Epithelium Mechanobiology and Disease (Di Russo)                 €   201,377          € 1,670,024 in total.
                                                                                                                                                                                                               € 294,400
                                                                                                                                         Two-Photon Imaging Facility
                                                                                                                                                                                                               18 %
                                                                                                                                                        € 177,398
 Core Facilities                                                            € 1,670,024                                                                      10 %                                                    Immunohistochemistry
   Genomics Facility                                                        € 294,400                                                                                                                                Facility
   Immunohistochemistry Facility                                            € 227,631                                                                                                                                € 227,631
                                                                                                                                               Transgenic Service
   Confocal Microscopy Facility                                             €    75,270                                                                                                                              14 %
                                                                                                                                                      € 132,625
   Brain Imaging Facility                                                   € 430,618                                                                        8%
   Transgenic Service                                                       € 132,625                                                                                                                          Confocal Microscopy Facility
   Two-Photon Imaging Facility                                              € 177,398                                                                                                                          € 75,270
   Proteomics Facility                                                      € 214,796                                                                                          Brain Imaging Facility          4%
   Flow Cytometry Facility                                                  € 117,286                                                                                               € 430,618
                                                                                                                                                                                       26 %

 Administration Office and Core Laboratory                                  €   184,019
   Administration Office                                                    €   151,080
   Core Laboratory                                                          €    32,939
                                                                                                                                                                       Funding Core Facilities € 1,670,024

12     IZKF Aachen Progress Report 2020                                                                                                                                                         IZKF Aachen Progress Report 2020      13
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
1.4 | Participating Institutes and Clinics                                                                                                                                               1.4 | Participating Institutes and Clinics

Participating Institutes and Clinics
                                                                                                     Teaching and Research Area Experimental Neuropsychiatry
                                                                                                     Teaching and Research Area Psychopathology
                                                                                                     Teaching and Research Area Experimental Behavioral Psychobiology
                                                                                                     Teaching and Research Area Structural Functional Brain Mapping
 Clinical Departments                                                                2020
                                                                                                     Teaching and Research Area Structure of Cortical Functional Units
 Department of Anaesthesiology
                                                                                                     Teaching and Research Area Functionality of Cortical Circuits
 Internal Medicine I
                                                                                                     Teaching and Research Area Neuropsychological Gender Studies
 Department of Cardiac and Thorax Surgery
                                                                                            Department of Oral Maxillofacial and Plastic Facial Surgery                                                                 X
          Teaching and Research Area Child Cardiac Surgery
                                                                                            Department of Radiotherapy
 Department of Child and Adolescent Psychiatry
                                                                                            Department of Surgery
          Teaching and Research Area Clinical Child and Adolescent Neuropsychology
                                                                                            Department of Urology
 Department of Dental Preservation
                                                                                            Department of Vascular Surgery
          Teaching and Research Area Oral Microbiology and Immunology                 X
                                                                                            Internal Medicine II                                                                                                        X
 Department of Dermatology
                                                                                            Internal Medicine III                                                                                                       X
 Department of Diagn. and Interv. Radiology
                                                                                            Internal Medicine IV                                                                                                        X
 Department of Diagn. and Interv. Neuroradiology
                                                                                            Internal Medicine V
 Department of General, Visceral and Transplant Surgery
                                                                                            Internal Medicine VI
 Department of Gynaecology and Obstetrics
                                                                                            Surgical Intensive Care
          Teaching and Research Area Prenatal Medicine
                                                                                            Institutes
 Department of Gynaecological Endocrinology and Reproductive Medicine
                                                                                            Institute of Aerospace Medicine
 Department of Neurosurgery
                                                                                            Institute of Applied Microbiology
 Department of Neurology                                                              X
                                                                                            Institute of Anatomy and Cell Biology                                                                                       X
          Teaching and Research Area Clinical Cognition
                                                                                            Institute of Biochemistry and Molecular Biology                                                                             X
          Teaching and Research Area Neuropsychology
                                                                                            Institute of Biochemistry and Molecular Cell Biology
 Department of Nuclear Medicine                                                       X
                                                                                                     Institute for Biochemistry and Molecular Immunology
 Department of Ophthalmology
                                                                                            Helmholtz-Institute for Biomedical Engineering
          Teaching and Research Area Experimental Ophthalmology                             (Applied Medical Engineering)
 Department of Orthodontics                                                           X              Teaching and Research Area Rehabilitation and Prevention Engineering
 Department of Orthopaedics                                                           X              Teaching and Research Area Cardiovascular Engineering
 Department of Trauma Surgery                                                         X              Teaching and Research Area Tissue Engineering and Textile Implants
 Department of Otorhinolaryngology, Plastic Head, Neck Surgery                              Helmholtz-Institute for Biomedical Engineering                                                                              X
 Department of Paediatric Medicine                                                    X     (Experimental Molecular Imaging)

          Teaching and Research Area Neonatological Intensive Care                          Helmholtz-Institute for Biomedical Engineering (Cell Biology)                                                               X

 Department of Paediatric Cardiology                                                                 Teaching and Research Area Stem Cell Biology                                                                       X

 Department of Palliative Medicine                                                    X     Helmholtz-Institute for Biomedical Engineering (Biointerface)                                                               X

 Department of Phoniatrics, Pedaudiology and Communication Disorders                        Institute of Molecular Pathobiochemistry, Experimental Gene Therapy and Clinical Chemistry                                  X

 Department of Plastic, Hand and Burns Surgery                                        X     Institute for Computational Genomics                                                                                        X

 Department of Prosthodontics and Dental Materials                                    X     Institute of History, Theory and Ethics in Medicine

          Teaching and Research Area Dental Materials and Biomaterials Research       X     Institute of Human Genetics                                                                                                 X

 Department of Psychiatry                                                             X     Institute for Hygiene and Environmental Medicine

14      IZKF Aachen Progress Report 2020                                                                                                                                                 IZKF Aachen Progress Report 2020       15
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
1.4 | Participating Institutes and Clinics                                                                                                                                                                                            1.5. | Output and Evaluation

                                                                                        Output and Evaluation
 Institute of Immunology
 Institute of Laboratory Animal Science
 Institute of Medical Psychology und Medical Sociology
 Institute of Medical Informatics                                                                                               2007       2008        2009       2010       2011       2012       2013        2014   2015     2016    2017   2018   2019     2020
 Institute of Medical Statistics                                                         Publications*      Articles             60          81         49         61        101         73         147         93    144       170     140    67     114     118
 Institute of Medical Microbiology                                                       Scientific         Diploma
                                                                                         degrees**          theses
          Teaching and Research Area Virology                                                                                     6           3          7         10         15          8          18         13     14       26      19      7      4       2
                                                                                                            Bachelor/
 Institute of Molecular and Cellular Anatomy                                                                Master
 Institute for Molecular Cardiovascular Research                                    X                       Doctoral
                                                                                                                                  5          12          9          9         15         10          12         15     13       14      28     25      4       9
 Institute of Molecular Medicine                                                                            theses

 Institute of Neuroanatomy                                                                                  Postdoctoral
                                                                                                            Lecture               2           0          3          4          3          2           1          -     -         -       3      0      1       0
 Institute of Neuropathology
                                                                                                            Qualification
 Institute of Pharmacology and Toxicology                                           X
          Teaching and Research Area Pharmacology
          Teaching and Research Area Pharmacology of Inflammation
 Institute of Pathology                                                             X
          Teaching and Research Area Tumour Pathology
 Institute of Physiology                                                            X
 Institute of Medical Psychology and Medical Sociology
 External Cooporations
 DWI – Leibniz Institute for Interactive Materials
 AICES - Aachen Institute for Advanced Study in Computational Engineering Science
 Biology II, Faculty 1, RWTH Aachen University                                      X

                                                                                        * IZKF support must be mentioned in publications and presentations. Publications are relevant to the IZKF if the support is
                                                                                        mentioned in the acknowledgement and/or in the affiliation.
                                                                                        The number of publications fluctuates year to year and depends on which stage the project is in during the funding period.

                                                                                        ** Information about diploma theses and doctoral theses can be found in the project reports.

16      IZKF Aachen Progress Report 2020                                                                                                                                                                                   IZKF Aachen Progress Report 2020        17
PROGRESS REPORT 2020 Interdisciplinary Center for Clinical Research of the RWTH Aachen Faculty of Medicine
2 | General Information | Function and Goals                                                                                                                                                   2 | General Information | Function and Goals

Function and Goals of the IZKF
                                                                                                  Joint Projects
                                                                                                  Thematically directed towards the faculty‘s research focus areas The IZKF places utmost
                                                                                                  importance on funding high-quality innovative joint research projects. All project applications
                                                                                                  are subject to an external peer review process, that guarantees the credibility of the
                                                                                                  underlying science and fosters a transparent and verifiable allocation of funds. The review
                                                                                                  process results in a high level of acceptance among the applicants and in the faculty
                                                                                                  of medicine. Furthermore, the funded projects are subject to a result-oriented internal
                                                                                                  evaluation.

                                                                                                  Research Groups
                                                                                                  Group management for young, excellent researchers The IZKF offers an attractive funding
                                                                                                  possibility for scientists with outstanding achievements through its research groups: The
                                                                                                  research groups are assigned to an institute or department and independently work
                                                                                                  there. The heads of the groups possess excellent scientific qualifications and experience
                                                                                                  in acquiring external funding. They are as well externally reviewed on the basis of their
                                                                                                  scientific excellence, strategical fitting accuracy and their potential to strengthen the
                                                                                                  faculty´s research focus areas.

                                                                                                  Core Facilities
                                                                                                  Technologies, equipment and expertise for ambitious research goals Making research
                                                                                                  infrastructure available to the community presents an enormous challenge to both facility
                                                                                                  managers and administration. The faculty-wide platforms overcome institutional boundaries,
                                                                                                  adhere to high quality standards and provide access to state-of-the-art technology by
                                                                                                  centralized acquisition and clearly defined user agreements and operator regulations.
Function and goals of the Interdisciplinary Centre for Clinical Research

• Strengthening Research

• Funding Excellence

• Networking by Infrastructure

• Convincing by Quality

The Interdisciplinary Center for Clinical Research (IZKF) is the development and strategy
program of the RWTH Aachen faculty of medicine, with the task to strengthen translational
medical research that stems from its basic research and clinic: By supporting top-quality
projects, it strives to greatly improve the chances for solving major and highly challenging
problems in biomedicine and life science.

The IZKF functions as an initiator with vision: funding tools are modified in accordance
with current requirements, thereby exploring different approaches. The IZKF has a major
influence on the research portfolio of the faculty of medicine. By specifically defining the
research focus areas, the IZKF concentrates expertise and provides the basis for the
acquisition of thirdparty-funded collaborations. It represents well established structures that
are in an excellent position to face the current and future challenges of clinical research.

18     IZKF Aachen Progress Report 2020                                                                                                                                                             IZKF Aachen Progress Report 2020    19
Using Institutes and Clinics             p. 22

Core Laboratory                          p. 26

Genomics Facility                        p. 29

Immunohistochemistry Facility

Confocal Microscopy Facility
                                         p. 32

                                         p. 34
                                                 CORE FACILITIES
Brain Imaging Facility                   p. 37

Two-Photon Imaging Facility              p. 43

Transgenic Service                       p. 48

Proteomics Facility                      p. 52

Flow Cytometry Facility                  p. 56

20    IZKF Aachen Progress Report 2020                         IZKF Aachen Progress Report 2020   21
Core Facilities | Using Institutes and Clinics                                                                                                                                                                                                                                     Core Facilities | Using Institutes and Clinics

Using Institutes and Clinics
 Clinical Departments                                                                   Core Facilities                                                                    Department of Prosthodontics and Dental Materials                              Immunohistochemistry Facility, Confocal Microscopy Facility, Two-Photon
                                                                                                                                                                                                                                                          Imaging Facility, Flow Cytometry Facility
 Clinic of Accident and Reconstructive Surgery                                          Immunohistochemistry Facility, Flow Cytometry Facility
                                                                                                                                                                                  Teaching and Research Area Dental Materials and Biomaterials Research
 Department of Anaesthesiology                                                          Immunohistochemistry Facility, Two-Photon Imaging Facility
                                                                                                                                                                           Department of Psychiatry                                                       Brain Imaging Facility
 Clinic for Cardiology, Pneumology, Angiology and Internal Intensive Medicine (Med I)   Genomics Facility, Immunohistochemistry Facility, Confocal Microscopy Facility,
                                                                                        Two-Photon Imaging Facility, Proteomics Facility, Flow Cytometry Facility                 Teaching and Research Area Experimental Neuropsychiatry

 Department of Cardiac and Thorax Surgery                                                                                                                                         Teaching and Research Area Psychopathology

        Teaching and Research Area Child Cardiac Surgery                                                                                                                          Teaching and Research Area Experimental Behavioral Psychobiology

 Department of Child and Adolescent Psychiatry                                          Brain Imaging Facility                                                                    Teaching and Research Area Structural Functional Brain Mapping

        Teaching and Research Area Clinical Child and Adolescent Neuropsychology                                                                                                  Teaching and Research Area Structure of Cortical Functional Units

 Department of Dental Preservation                                                      Brain Imaging Facility                                                                    Teaching and Research Area Functionality of Cortical Circuits

        Teaching and Research Area Oral Microbiology and Immunology                                                                                                               Teaching and Research Area Neuropsychological Gender Studies

 Department of Dermatology                                                              Genomics Facility, Immunohistochemistry Facility, Transgenic Service               Department of Oral Maxillofacial and Plastic Facial Surgery                    Immunohistochemistry Facility

 Department of Diagn. and Interv. Radiology                                             Immunohistochemistry Facility, Brain Imaging Facility                              Department of Radiotherapy

 Department of Diagn. and Interv. Neuroradiology                                        Brain Imaging Facility                                                             Department of Surgery

 Department of General, Visceral and Transplant Surgery                                 Immunohistochemistry Facility, Transgenic Service, Proteomics Facility             Department of Urology

 Department of Gynaecology and Obstetrics                                               Genomics Facility, Confocal Microscopy Facility, Two-Photon Imaging Facility,      Department of Vascular Surgery                                                 Immunohistochemistry Facility
                                                                                        Flow Cytometry Facility                                                            Internal Medicine II                                                           Genomics Facility, Immunohistochemistry Facility, Confocal Microscopy Facility,
        Teaching and Research Area Prenatal Medicine                                                                                                                                                                                                      Two-Photon Imaging Facility, Transgenic Service, Flow Cytometry Facility

 Department of Gynaecological Endocrinology and Reproductive Medicine                                                                                                      Internal Medicine III                                                          Genomics Facility, Immunohistochemistry Facility, Transgenic Service,
                                                                                                                                                                                                                                                          Proteomics Facility, Flow Cytometry Facility
 Department of Neurosurgery                                                             Immunohistochemistry Facility, Brain Imaging Facility, Two-Photon Imaging
                                                                                        Facility                                                                           Internal Medicine IV                                                           Genomics Facility, Immunohistochemistry Facility, Confocal Microscopy Facility,
                                                                                                                                                                                                                                                          Proteomics Facility, Flow Cytometry Facility
 Department of Neurology                                                                Confocal Microscopy Facility, Brain Imaging Facility, Transgenic Service,
                                                                                        Proteomics Facility                                                                Internal Medicine V

        Teaching and Research Area Clinical Cognition                                                                                                                      Internal Medicine VI

        Teaching and Research Area Neuropsychology                                                                                                                         Surgical Intensive Care                                                        Confocal Microscopy Facility

 Department of Nuclear Medicine                                                         Immunohistochemistry Facility, Brain Imaging Facility                              Institutes

 Department of Ophthalmology                                                            Genomics Facility, Confocal Microscopy Facility, Two-Photon Imaging Facility       Institute of Aerospace Medicine

        Teaching and Research Area Experimental Ophthalmology                                                                                                              Institute of Applied Microbiology

 Department of Orthodontics                                                             Flow Cytometry Facility                                                            Institute of Anatomy and Cell Biology                                          Immunohistochemistry Facility, Two-Photon Imaging Facility, Transgenic Service

 Department of Orthopaedics                                                             Immunohistochemistry Facility                                                      Institute of Biochemistry and Molecular Biology                                Genomics Facility, Confocal Microscopy Facility, Proteomics Facility, Flow
                                                                                                                                                                                                                                                          Cytometry Facility
 Department of Trauma Surgery
                                                                                                                                                                           Institute of Biochemistry and Molecular Cell Biology                           Confocal Microscopy Facility, Proteomics Facility
 Department of Otorhinolaryngology, Plastic Head, Neck Surgery
                                                                                                                                                                           Institute for Biochemistry and Molecular Immunology                            Genomics Facility, Immunohistochemistry Facility, Transgenic Service,
 Department of Paediatric Medicine                                                      Genomics Facility, Immunohistochemistry Facility, Flow Cytometry Facility
                                                                                                                                                                                                                                                          Proteomics Facility
        Teaching and Research Area Neonatological Intensive Care
                                                                                                                                                                           Helmholtz-Institute for Biomedical Engineering                                 Immunohistochemistry Facility, Two-Photon Imaging Facility, Proteomics Facility
 Department of Paediatric Cardiology                                                                                                                                       (Applied Medical Engineering)
 Department of Palliative Medicine                                                                                                                                                Teaching and Research Area Rehabilitation and Prevention Engineering
 Department of Phoniatrics, Pedaudiology and Communication Disorders                    Brain Imaging Facility,                                                                   Teaching and Research Area Cardiovascular Engineering
 Department of Plastic, Hand and Burns Surgery                                          Immunohistochemistry Facility, Two-Photon Imaging Facility, Proteomics Facility,          Teaching and Research Area Tissue Engineering and Textile Implants

22     IZKF Aachen Progress Report 2020                                                                                                                                                                                                                                                  IZKF Aachen Progress Report 2020              23
Core Facilities | Using Institutes and Clinics                                                                                                                                                                                                                                 Core Facilities | Using Institutes and Clinics

 Helmholtz-Institute for Biomedical Engineering                                     Genomics Facility, Confocal Microscopy Facility, Two-Photon Imaging Facility,    External User
 (Experimental Molecular Imaging)                                                   Flow Cytometry Facility
                                                                                                                                                                     DWI – Leibniz Institute for Interactive Materials                                  Immunohistochemistry Facility
 Helmholtz-Institute for Biomedical Engineering (Cell Biology)                      Genomics Facility, Two-Photon Imaging Facility, Transgenic Service, Flow
                                                                                                                                                                     AICES - Aachen Institute for Advanced Study in Computational Engineering Science
                                                                                    Cytometry Facility
                                                                                                                                                                     Department of Ceramics and Refractory                                              Proteomics Facility
        Teaching and Research Area Stem Cell Biology                                Genomics Facility, Confocal Microscopy Facility, Two-Photon Imaging Facility
                                                                                                                                                                     Materials, Faculty 5, RWTH Aachen University
 Helmholtz-Institute for Biomedical Engineering (Biointerface)                      Immunohistochemistry Facility, Confocal Microscopy Facility, Two-Photon
                                                                                                                                                                     Biology I, Faculty 1, RWTH Aachen University                                       Genomics Facility
                                                                                    Imaging Facility, Transgenic Service
                                                                                                                                                                     Biology II, Faculty 1, RWTH Aachen University                                      Genomics Facility, Proteomics Facility
 Institute of Molecular Pathobiochemistry, Experimental Gene Therapy and Clinical   Genomics Facility, Immunohistochemistry Facility
 Chemistry                                                                                                                                                           Biology III, Faculty 1, RWTH Aachen University                                     Proteomics Facility

 Institute for Computational Genomics                                                                                                                                Biology V, Faculty 1, RWTH Aachen University                                       Genomics Facility, Immunohistochemistry Facility, Proteomics Facility

 Institute for Geriatric Medicine                                                   Immunohistochemistry Facility                                                    Fraunhofer Institute for Molecular Biology and Applied Ecology                     Proteomics Facility, Flow Cytometry Facility

 Institute of History, Theory and Ethics in Medicine
 Institute of Human Genetics                                                        Genomics Facility, Immunohistochemistry Facility, Two-Photon Imaging Facility,
                                                                                    Flow Cytometry Facility
 Institute for Hygiene and Environmental Medicine
 Institute of Immunology                                                            Flow Cytometry Facility
 Institute of Laboratory Animal Science                                             Immunohistochemistry Facility
 Institute of Medical Psychology und Medical Sociology
 Institute of Medical Informatics
 Institute of Medical Statistics
 Institute of Medical Microbiology                                                  Genomics Facility, Immunohistochemistry Facility, Transgenic Service, Flow
                                                                                    Cytometry Facility
        Teaching and Research Area Virology
 Institute of Molecular and Cellular Anatomy                                        Transgenic Service, Flow Cytometry Facility
 Institute for Molecular Cardiovascular Research (IMCAR)                            Genomics Facility, Immunohistochemistry Facility, Two-Photon Imaging Facility,
                                                                                    Transgenic Service, Flow Cytometry Facility
 Institute of Molecular Medicine                                                    Genomics Facility, Immunohistochemistry Facility, Transgenic Service, Flow
                                                                                    Cytometry Facility
 Institute of Neuroanatomy                                                          Genomics Facility, Flow Cytometry Facility
 Institute of Neuropathology                                                        Transgenic Service
 Institute for Occupational and Social Medicine                                     Proteomics Facility
 Institute of Pharmacology and Toxicology                                           Genomics Facility, Immunohistochemistry Facility, Transgenic Service,
                                                                                    Proteomics Facility
        Teaching and Research Area Pharmacology
        Teaching and Research Area Pharmacology of Inflammation
 Institute of Pathology                                                             Genomics Facility, Immunohistochemistry Facility, Two-Photon Imaging Facility,
                                                                                    Transgenic Service, Proteomics Facility, Flow Cytometry Facility
        Teaching and Research Area Tumour Pathology
 Institute of Physiology                                                            Genomics Facility, Immunohistochemistry Facility
 Institute of Medical Psychology and Medical Sociology

24      IZKF Aachen Progress Report 2020                                                                                                                                                                                                                                             IZKF Aachen Progress Report 2020           25
Core Facilities | Core Laboratory                                                                                                                                                                                                   Core Facilities | Core Laboratory

Core Laboratory
                                                                                                                                     Equipment and contact persons
                                                                                                                                     All equipment and laboratories can be used upon request and after having consulted the
                                                                                                                                     IZKF administration office and the responsible contact person.

Head of the Core Laboratory:                                                                     Materials:               € 23,330
De Bruyne, K.
                                                                                                 Investments/Equipment:    € 9,609    Microscopes                                   Wüffel, J. / Ensslen S.
Safety delegate / assistant project supervisor for genetic engineering security:
Preisinger, C.                                                                                                                        Western Blot Documentation System LAS         Preisinger, C. / Gostek, S.
                                                                                                                                      3000
Project supervisor for genetic engineering security:
Preisinger, C.                                                                                                                        Agilent Bioanalyser 2100                      Hübner, J. / Rudzinski, A.

                                                                                                                                      7300 Real Time PCR Taq Man                    Hübner, J. / Rudzinski, A.
Services
In the Core Laboratory various equipment is provided, that is not correlated to any Core                                              Fluorostar Optima                             Gostek, S. / Johnen, S.
Facility. Like the Core Facilities, the equipment is not only available for IZKF project heads
or project personnel, but for all the members of the Faculty of Medicine. The equipment                                               Nanodrop                                      Hübner, J. / Rudzinski, A.
also can be used upon request by RWTH scientists. The Core Laboratory provides
infrastructure, lab space and know-how. The personnel of the Core Laboratory provide                                                  Photometer                                    Tappe, M. / Wüffel, J.
services for research, assistance to use the equipment and advises in all scientific issues.
The concept aims at handling organizational and technical-methodical challenges and                                                   HPLC/FPLC                                     Preisinger, C. / Gostek, S.
assisting the project personnel. Furthermore the centralization of equipment and expertise
aims at conserving resources. Synergetic effects emerge from the collaboration of                                                     MALDI-TOF System                              Preisinger, C. / Gostek, S.
researchers and Core Facilities and these effects are useful for the two-way technical-
methodical assistance that keeps research and service at the highest level.                                                           Geldoc – DNA and Protein                      Ensslen, S. / Gan, L.

                                                                                                                                      Autoclaves                                    Tappe, M. / Wüffel, J.
Users of the Core Laboratory
In 2020 the Core Laboratory was used by 308 employees of 32 institutes and clinics.                                                   MilliQ Equipment                              Wüffel, J.

                    Med III                                                                                                           Cell Culture Laboratory                       Gostek, S. / Preisinger, C.
                     Med II
                 Pathology
                      Med I                                                                                                           Constant Temperature Laboratory               Hübner, J.
                      ZWBF
                       IZKF
               Immunology
              Ophtalmology
                      Other
           IBMT-Cellbiology
                Paediatrics
                     IMCAR
                       AME
                  LFG ZMG
             Plastic Surgery
            Humangenetics
     Occupational Medicine
              Orthopaedics
              Orthodontics
               Dermatology
            General Surgery
               Biochemistry
         Med. Microbiology
         Helmholtz Stemcell
 Pharmacology & Toxicology
            Neuropathology
                 Neurology
     Mol. Pathobiochemistry
                    Med IV
           Vascular Surgery
                  Radiology
            Neuroradiology

                               0   5    10        15         20        25         30        35      40

26        IZKF Aachen Progress Report 2020                                                                                                                                                                                    IZKF Aachen Progress Report 2020    27
Core Facilities | Core Laboratory                                                                                                                                                               Core Facilities | Genomics Facility

Usage of the equipment

                                                                                                         Genomics Facility
Following overview shows a selection of the equipment of the Core Laboratory and their
usage in 2020:

Equipment                     Using Clinics/Institutes         Total appointments
                                                                                         Head of the facility                                                                            Staff:
                                                                                         Kurth, I. (Commissary)                                                                          Abdallah, A. (Bioinformatics)
 Nanodrop                                   15                         14.038 samples    		                                                                                              Gan, L. (Bioinformatics)
                                                                                         Head of Bioinformatics                                                                          Hübner, J. (Technician)
 Agilent Bioanalyzer                        3                          96                Abdallah, A.                                                                                    Rudzinski, A. (Technician)

 Taq Man                                    6                          216               Advisory Board
                                                                                         Costa, I. (Institute of Computational Biology)                                                  Materials/Travel expenses 2020: € 194,493
 Light Cycler                               1                          99                Eggermann, T. (Institute of Human Genetics)
                                                                                         Zenke, M. (IBMT – Cell Biology)                                                                 Investments/Equipment 2020:     € 152,896
 Autoclaves                                 11                         493               Kramann, R. (Institute for Experimental Internal Medicine and Systems Biology)
                                                                                                                                                                                         Revenues 2020:                  € 286,328
 LAS3000 (Western Blot)                     8                          207
                                                                                         Skills/Services/Training courses/Consulting service
 Cell Culture Laboratory                    4                          448               The Genomics Facility provides wet lab and bioinformatics expertise to coordinate
                                                                                         competencies and produce high-quality support. In the following, we list the essential
 Microscopes                                20                         373               services and fields of support:

 Spectramax                                 9                          302               A) Experimental design: We discuss the factors with our users, which could affect
                                                                                         the experimental design and provide individual support and assistance. To ensure high-
                                                                                         quality experiments, we also go through numerous steps with researchers and assess the
                                                                                         advantages and disadvantages of concrete applications/ methods.
                                                                                         B) Sample preparation: We use starting material from cell culture, tissue, or blood to
                                                                                         extract total RNA, mRNA, miRNA, DNA, etc.. The sample preparation service enables
                                                                                         scientists to implement the newest NGS applications and array technologies in their
                                                                                         projects. For DNA fragmentation we use Covaris Technology. Quality control, quantification
                                                                                         including analyses of DNA, RNA, and protein is done using the 2100 Bioanalyzer/Tape
                                                                                         Station 4200 microfluidics-based platforms (Agilent), quantification using the NanoDrop
                                                                                         technology and Quantus (Promega). During the amplification/labeling procedures, we
                                                                                         monitor all steps by various analyses and controls. Finally, we offer DNA/RNA library
                                                                                         preparation for NGS at various scales of input material.
                                                                                         C) Data generation: We generate genomics data based on two technologies: (1) Array
                                                                                         Hybridization Affymetrix microarray hybridization, washing steps, antibody-staining, and
                                                                                         scanning the arrays according to SOPs. (2) NGS-Sequencing using the NextSeq500
                                                                                         Sequencing System from Illumina.
                                                                                         D) Data analysis: We provide routine data analysis for established NGS applications and
                                                                                         microarrays as optional direct support. Our primary analyses‘ scope depends on the nature
                                                                                         of the application itself and the degree of automation. We also offer tailored solutions on a
                                                                                         collaborative basis to project specific issues. Advanced analysis can be, e.g., new cutting-
                                                                                         edge applications and technologies, advanced data analysis methods, data visualization,
                                                                                         and method optimization. Additionally, we offer project consulting and support by assisting
                                                                                         researchers through all research phases. We complete these services by managing raw
                                                                                         data, results, tools, and procedures, which are especially essential for NGS data analysis,
                                                                                         enabling access to data and analysis results through a web interface. Finally, we consult
                                                                                         researchers in selecting and using established bioinformatics tools.
                                                                                         E) Training and Seminars: We organize trainings for our user and co-organize the NGS
                                                                                         user club.

28    IZKF Aachen Progress Report 2020                                                                                                                                                    IZKF Aachen Progress Report 2020      29
Core Facilities | Genomics Facility                                                                                                                                                                    Core Facilities | Genomics Facility

                                                                                                Users
                                                                                                115 users of 24 clinics/institutes of the medical faculty of the RWTH Aachen used the
                                                                                                Genomics Facility.
                                                                                                The Genomics Facilty had external user from the Institute of Biology II, III and V of Faculty 1
                                                                                                of the RWTH Aachen, the University Hospital Bonn, the UMC Maastricht and the Antbodies
                                                                                                online GmbH.

                                                                                                Collaborations
                                                                                                The Genomics Facility had project collaborations with the Medical clinic and polyclinic I -
                                                                                                Laboratory for Innate Cellular Immunology and the Polyclinic for Orthodontics of the
                                                                                                University of Bonn and the Biology II and V of the RWTH Aachen.

                                                                                                Publications
                                                                                                Krenkel O, Hundertmark J, Abdallah AT, Kohlhepp M, Puengel T, Roth T, Branco DPP,
                                                                                                Mossanen JC, Luedde T, Trautwein C, Costa IG, Tacke F (2020) Myeloid cells in liver and
                                                                                                bone marrow acquire a functionally distinct inflammatory phenotype during obesity-related
Status and Development                                                                          steatohepatitis. Gut. 69(3):551-563. doi: 10.1136/gutjnl-2019-318382. [IF 17.943]
In 2020, the Genomics Facility was able to further develop methodologically and in terms
of equipment. We extended our wet lab infrastructure by the CellenOne F1.4 machine,             Buhl EM, Djudjaj S, Klinkhammer BM, Ermert K, Puelles VG, Lindenmeyer MT, Cohen CD,
a microplate-based single-cell isolation system with 4-fluorescent excitation channels,         He C, Borkham-Kamphorst E, Weiskirchen R, Denecke B, Trairatphisan P, Saez-Rodriguez
system-tailored single-cell application solutions, and compatible with other single-cell        J, Huber TB, Olson LE, Floege J, Boor P (2020) Dysregulated mesenchymal PDGFR-β drives
systems (iCell8) that are established at our Faculty. The synergy between these modern          kidney fibrosis. EMBO Mol Med. 2(3):e11021. doi: 10.15252/emmm.201911021. [IF 10.293]
systems is expected to greatly improve the support scope of cutting-edge genomics
applications in the Faculty. This will contribute significantly to the performance of high-     Baumeister J, Chatain N, Hubrich A, Maié T, Costa IG, Denecke B, Han L, Küstermann C,
quality research including single-cell sequencing.                                              Sontag S, Seré K, Strathmann K, Zenke M, Schuppert A, Brümmendorf TH, Kranc KR,
                                                                                                Koschmieder S, Gezer D (2020) Hypoxia-inducible factor 1 (HIF-1) is a new therapeutic
Importantly, we are currently involved in many active collaborations in and outside of          target in JAK2V617F-positive myeloproliferative neoplasms. Leukemia. 34(4):1062-1074.
RWTH-Aachen. For instance, we are supporting projects involving data analysis of single-        doi: 10.1038/s41375-019-0629-z. [IF 8.665]
cell immune profiling and single-cell RNA-Seq with cell hash-tagging (HTO) from 10x, which
are also applications at the cutting edge of the single-cell technology.                        Rose M, Maurer A, Wirtz J, Bleilevens A, Waldmann T, Wenz M, Eyll M, Geelvink M,
                                                                                                Gereitzig M, Rüchel N, Denecke B, Eltze E, Herrmann E, Toma M, Horst D, Grimm T,
We are also supporting a couple of additional NGS applications. For instance, the support       Denzinger S, Ecke T, Vögeli TA, Knuechel R, Maurer J, Gaisa NT (2020) EGFR activity
of 3’ mRNA-Seq started this year in productive mode and is anticipated to become a              addiction facilitates anti-ERBB based combination treatment of squamous bladder cancer.
constituent part of our NGS service repertoire. Due to the high sample multiplexing potential   Oncogene. 39(44):6856-6870. doi: 10.1038/s41388-020-01465-y. [IF 7.791]
of this application and the lower needed number of reads per sample, it has already
been an option for several users. It is expected to ultimately replacing the corresponding      Zechendorf E, O‘Riordan CE, Stiehler L, Wischmeyer N, Chiazza F, Collotta D, Denecke
microarrays. Furthermore, we are now establishing CUT&RUN, a new NGS application,               B, Ernst S, Müller-Newen G, Coldewey SM, Wissuwa B, Collino M, Simon TP, Schuerholz
regarded as a cheap and more qualitative alternative to ChIP-Seq.                               T, Stoppe C, Marx G, Thiemermann C, Martin L. (2020) Ribonuclease 1 attenuates septic
                                                                                                cardiomyopathy and cardiac apoptosis in a murine model of polymicrobial sepsis. JCI
Regarding the quality of sequencing services, we have introduced the shallow sequencing         Insight. 5(8):e131571. doi: 10.1172/jci.insight.131571. [IF 6.205]
approach in a couple of use cases to optimize our single-cell sequencing workflow.
Furthermore, we are now using sophisticated saturation analyses to compute needed reads         Müller AK, Markert N, Leser K, Kämpfer D, Schwiy S, Riegraf C, Buchinger S, Gan L,
for resequencing experiments accurately. The approach is saving project costs and time in       Abdallah AT, Denecke B, Segnere H, Brinkmann M, Crawford SE, Hollert H. (2020)
the long run. We are planning to extend the usage of this approach to most of our single-       Bioavailability and impacts of estrogenic compounds from suspended sediment on rainbow
cell projects.                                                                                  trout (Oncorhynchus mykiss). Aquat Toxicol. [In Press] [IF 4.344]

Consulting for NGS projects this year was mostly offered via virtual meetings. Often, we        Vaughan D, Ritvos O, Mitchell R, Kretz O, Lalowski M, Amthor H, Chambers D, Matsakas
have involved two scientists and sometimes one technical expert in these meetings. This         A, Pasternack A, Collins-Hooper H, Ballesteros R, Huber TB, Denecke B, Widera D,
allowed for an improved level of experimental design assistance. We could also speed up         Mukherjee A, Patel K. Inhibition of Activin/Myostatin signalling induces skeletal muscle
meetings appointment via MS TEAMS and have used the possibilities of virtual tools to           hypertrophy but impairs mouse testicular development. (2020) Eur J Transl Myol.
present our analyses and to better understand customer‘s study design.                          30(1):8737. doi: 10.4081/ejtm.2019.8737. [IF 1.4]

30     IZKF Aachen Progress Report 2020                                                                                                                                                           IZKF Aachen Progress Report 2020     31
Core Facilities | Immunohistochemistry Facility                                                                                                                                                                                                  Core Facilities | Immunohistochemistry Facility

                Immunohistochemistry Facility
                                                                                                                                                       Status and Development
                                                                                                                                                       Overall, services and the number of users have decreased in 2020 compared to 2019. We
                                                                                                                                                       suspect that this is due to the Corona pandemic.

                                                                                                                                                       In 2020 (2019) 160 (213) researchers from 35 (32) different clinics/institutes of the medical
Head of the facility		                                                                                      Staff:                                     faculty at the RWTH Aachen and 14 (18) researchers from 4 (5) extern institutes used the
Ensslen, S.                                                                                                 Ensslen, S.                                Immunhistochemistry Facility. The main users are from the Department of Internal Medicine
                                                                                                            Tappe, M.                                  II and III.
Advisory Board                                                                                              Wüffel, J.
Ostendorf, T. (Medical Clinic II - Clinic for Renal and Hypertensive Disorders,                                                                        A total of 18681 (20791) tissue samples were dehydrated and embedded. 14951 (16837)
Rheumatological and Immunological Diseases)                                                                 Materials/Travel expenses 2020: € 40,470   slices were produced and 3463 (4322) slides were stained. 551 (884) immunhistological
Boor, P. (Pathology Institute)                                                                                                                         staining procedures were performed.
                                                                                                            Investments/Equipment 2020:     € 6,969

Skills/Services/Training courses/Consulting service                                                         Revenues 2020:                 € 33,522
Histological studies are used in many fields such as research, diagnosis, and education
to visualize the molecular and structural components of tissues and cells and to detect
structural integrity or alterations of the integrity in diseased tissue.
Besides classical histological staining, immunhistological staining is widely used in diagnosis
and basic research to characterize cells and tissues.

Our Immunohistochemistry Facility offers competent guidance and support in planning and
lead-through of histological and immunohistological experiments.
The following service can be offered:
• pre-experimental consulting
• support to excision and preparation of samples and tissues (choice of proper fixatives)
• dehydration and embedding of fixed tissues
• preparation of tissue slices (paraffin and cryo)
• histological staining (H&E, EvG, Giemsa, PAS etc.)
• direct and indirect immunohistological staining
• testing of antibodies (according to prior agreement)
• microscopy and documentation (according to prior agreement)

                                                            The Team of the Immunohistochemistry Facility

32     IZKF Aachen Progress Report 2020                                                                                                                                                                                                                 IZKF Aachen Progress Report 2020     33
Core Facilities | Confocal Microscopy Facility                                                                                                                                                                                             Core Facilities | Confocal Microscopy Facility

                Confocal Microscopy Facility
                                                                                                                                             • 3-dimensional confocal images
                                                                                                                                               - Preparation of layered image stacks („z-stacks“)
                                                                                                                                               - Reconstruction of 3-dimensional objects

                                                                                                                                             • Live-cell imaging under cell culture conditions (control of temperature and CO2).

Head of the facility		                                                                            Staff:                                     Advanced microscopy
Müller-Newen, G. (Institute of Biochemistry and Molecular Biology)                                Ernst, S.                                    • Pre-experimental consulting and hands-on training
                                                                                                                                               • FRAP (fluorescence recovery after photobleaching) and FLIP (fluorescence loss in
Advisory Board 		                                                                                                                                 photobleaching) to determine the mobility of fluorescently labeled molecules in living
Lüscher, B. (Institute of Biochemistry and Molecular Biology)                                     Materials/Travel expenses 2020: € 12,770        cells
                                                                                                                                               • FRET (Förster resonance energy transfer) to detect interaction of fluorescent
                                                                                                  Investments/Equipment 2020:     € 9,290         molecules
Skills/Services/Training courses/Consulting service                                                                                            • Use of photoconvertible and photoactivatable fluorescent proteins to determine
Confocal microscopy generates detailed images from fluorescently labelled samples. Out-           Revenues 2020                  € 17,433         protein dynamics in living cells
of-focus light that blurs the image in conventional microscopy cannot pass the confocal
pinhole and is therefore eliminated. A 3-dimensional representation of a sample can
be generated from serial optical sections. Confocal microscopy is performed on tissue                                                        Status and Development
sections, fixed cultured cells or even with living cells containing an appropriate fluorescence                                              With the beginning of 2021 the CMF has been part of the IZKF Core Facilities for more than
label. Laser light is used for efficient excitation of fluorescently labelled samples. The                                                   nine years. In 2020, the CMF has been used by 17 institutes and clinics of the Medical
various lasers of a confocal microscope can also be used as a precision tool to modulate                                                     Faculty. In most cases, more than one individual of the respective department was involved
fluorescence in living cells with subcellular resolution. Based on this property, advanced                                                   as a user. Thus, the number of users exceeds 40. At least 11 papers have been published
fluorescence techniques have emerged that can give access to intracellular dynamics and                                                      in 2020 with support of the CMF (refs. 1-11).
interactions of fluorescently labelled biomolecules.
                                                                                                                                             In context of the Art. 91b GG application by Dr. Rafael Kramann and colleagues a new
The Confocal Microscopy Facility (CMF) operates two confocal microscopes:                                                                    Nikon A1-Ti2-N-STORM confocal & super-resolution microscope has been installed within
                                                                                                                                             the facility in May 2018. This microscope is used by the CMF (20%) and by the other
• Zeiss LSM 710 (inverted)                                                                                                                   applicants of the proposal (80%). After some recurrent technical problems were solved
  - Laser lines 405, 458, 488, 514, 561 and 633 nm                                                                                           in 2019 by substitution of hardware components, the demanding technique of super-
  - Spectral detection unit                                                                                                                  resolution microscopy through single molecule localization will be further established in this
  - Motorized stage                                                                                                                          funding period (2020-2023).
  - Incubator for live-cell imaging
                                                                                                                                             Moreover, the installation of a new state-of-the art Zeiss LSM980 with AiryScan2 in addition
• Nikon A1-Ti2-N-STORM (inverted)                                                                                                            to the 11-year-old Zeiss LSM710 is a major goal for 2021. A proposal for the Zeiss LSM980
  - Laser lines 405, 445, 488, 514, 561 and 647 nm                                                                                           has been submitted to the Dean of the Medical Faculty and will be approved by the
  - Spectral detection unit                                                                                                                  Planning and Allocation Committee of the Exzellenzinitiative at RWTH Aachen University.
  - Motorized stage
  - N-STORM unit for single molecule localization super-resolution microscopy (SMLM)
                                                                                                                                             Users within the faculty
• All microscopes are located in an air-conditioned darkroom                                                                                 40 users from 17 different clinics/institutes of the medical faculty of the RWTH Aachen used
                                                                                                                                             the Confocal Microscopy Facility.

The following services are offered by the CMF:

Confocal imaging                                                                                                                             Publications
• Individual consulting on the application of confocal microscopy in research projects.                                                      Dohmen M, Krieg S, Agalaridis G, Zhu X, Shehata SN, Pfeiffenberger E, Amelang J,
• Advice on sample preparation.                                                                                                              Butepage M, Buerova E, Pfaff CM, Chanda D, Geley S, Preisinger C, Sakamoto K, Luscher
• Individual hands-on training on the confocal microscope adapted to the depth of use.                                                       B, Neumann D, Vervoorts J (2020) AMPK-dependent activation of the Cyclin Y/CDK16
• 2-dimensional confocal images                                                                                                              complex controls autophagy. Nat Commun 11, 1032 [IF 12.1]
  - Multi-channel images with up to 4 fluorophores
  - Exact overlay of fluorescence with differential interference contrast (DIC) images                                                       Hollmann J, Brecht J, Goetzke R, Franzen J, Selich A, Schmidt M, Eipel M, Ostrowska
  - Fluorescence intensity profiles                                                                                                          A, Hapala J, Fernandez-Rebollo E, Muller-Newen G, Rothe M, Eggermann T, Zenke
  - Colocalization analysis                                                                                                                  M, Wagner W (2020) Genetic barcoding reveals clonal dominance in iPSC-derived
                                                                                                                                             mesenchymal stromal cells. Stem Cell Res Ther 11, 105 [IF 5.1]

34     IZKF Aachen Progress Report 2020                                                                                                                                                                                                         IZKF Aachen Progress Report 2020      35
Core Facilities | Confocal Microscopy Facility                                                                                                                                                                                   Core Facilities | Brain Imaging Facility

                                                                                                                                      Brain Imaging Facility
Juhlen R, Martinelli V, Vinci C, Breckpot J, Fahrenkrog B (2020) Centrosome and ciliary
abnormalities in fetal akinesia deformation sequence human fibroblasts. Sci Rep 10, 19301
[IF 4.0]

Lin YY, Schuphan J, Dickmeis C, Buhl EM, Commandeur U, Fischer H (2020) Attachment
of Ultralow Amount of Engineered Plant Viral Nanoparticles to Mesenchymal Stem Cells                                  Head of the facility                                                                                     Staff:
Enhances Osteogenesis and Mineralization. Adv Healthc Mater 9, e2001245 [IF 7.4]                                      Rodriguez-Raecke, R.                                                                                     Rodriguez-Raecke, R.
                                                                                                                                                                                                                               Poznansky, O.
Moreno-Andres D, Yokoyama H, Scheufen A, Holzer G, Lue H, Schellhaus AK, Weberruss                                    Advisory Board                                                                                           Schüppen, A.
M, Takagi M, Antonin W (2020) VPS72/YL1-Mediated H2A.Z Deposition Is Required for                                     Binkofski, F. C. (Department of Neurology)                                                               Ritter, C.
Nuclear Reassembly after Mitosis. Cells 9 [IF 4.4]                                                                    Mathiak, K. (Department of Psychiatry)                                                                   Sijben, R.
                                                                                                                      Habel, U. (Department of Psychiatry)                                                                     Eder, G.
Qiao Z, Wang W, Luo P, Hofman M, Horst K, Muller-Newen G, Greven J, Hildebrand F                                      Wiesmann, M. (Department of Diagnostic and Interventional Neuroradiology)                                Richter, F.
(2020) The Impact of Plasma-Derived Microvesicles From a Femoral Fracture Animal Model                                                                                                                                         Nitzpon, L.
on Osteoblast Function. Shock 53, 78-87 [IF 3.0]                                                                                                                                                                               Fuchs, A.

Shi Y, Luo P, Wang W, Horst K, Blasius F, Relja B, Xu D, Hildebrand F, Greven J (2020) M1
But Not M0 Extracellular Vesicles Induce Polarization of RAW264.7 Macrophages Via the                                                                                                                                          Materials/Travel expenses 2020:    € 8,148
TLR4-NFkappaB Pathway In Vitro. Inflammation 43, 1611-1619 [IF 3.2]
                                                                                                                                                                                                                               Investments/Equipment 2020:       € 74,105
Woltje M, Brunler R, Bobel M, Ernst S, Neuss S, Aibibu D, Cherif C (2020) Functionalization
of Silk Fibers by PDGF and Bioceramics for Bone Tissue Regeneration. Coatings 10 [IF 2.4]                                                                                                                                      Revenues 2020:                    € 30,753

Yamoah A, Tripathi P, Sechi A, Kohler C, Guo H, Chandrasekar A, Nolte KW, Wruck
CJ, Katona I, Anink J, Troost D, Aronica E, Steinbusch H, Weis J, Goswami A (2020)
Aggregates of RNA Binding Proteins and ER Chaperones Linked to Exosomes in
Granulovacuolar Degeneration of the Alzheimer‘s Disease Brain. J Alzheimers Dis 75, 139-
156 [IF 3.9]

Zaja R, Aydin G, Lippok BE, Feederle R, Luscher B, Feijs, KLH (2020) Comparative analysis
of MACROD1, MACROD2 and TARG1 expression, localisation and interactome. Sci Rep
10, 8286 [IF 4.0]

Zechendorf E, O‘Riordan, CE, Stiehler L, Wischmeyer N, Chiazza F, Collotta D, Denecke                                                                                                 The Team of the Brain Imaging Facility
B, Ernst S, Muller-Newen G, Coldewey SM, Wissuwa B, Collino M, Simon TP, Schuerholz
T, Stoppe C, Marx G, Thiemermann C, Martin L (2020) Ribonuclease 1 attenuates septic
cardiomyopathy and cardiac apoptosis in a murine model of polymicrobial sepsis. JCI
Insight 5 [IF 6.2]                                                                                                    Skills/Services/Training courses/Consulting service
                                                                                                                      The Brain Imaging Facility (BIF) is a central support unit for all neuroimaging research at
                                                                                                                      the Faculty of Medicine of the RWTH Aachen University, providing technical and scientific
                                                                                                                      support at all stages of research projects. The BIF offers these services to approximately 18
Applied and actual third-party funding                                                                                different research groups from 10 clinical departments. The BIF works in tight collaboration
                                                                                                                      with both the departments of Neurology and Psychiatry, who provide two research-
 S. Uhlig                RWTH Life Sciences Core Facilities          Exzellenzinitiative      applied   € 1,525,280   dedicated Siemens 3 Tesla MRI PRISMA scanners, equipped with 20-, 32-, and 64-channel
 G. Müller-Newen                                                     RWTH Aachen                                      head coils as well as head coils for phosphorus and sodium imaging. The BIF provides
 C. Preisinger                                                                                                        state-of-the-art MR compatible equipment such as visual (projectors, LC displays, goggle
 P. Walter                                                                                                            systems) and auditory (both with and without active noise cancellation) stimulation devices,
                                                                                                                      eye-trackers, response devices, physiological measurement hardware as well as hardware
                                                                                                                      and software for real-time fMRI-based applications such as neurofeedback. In addition
                                                                                                                      to assistance at the stage of project preparation, the BIF also supports data collection,
                                                                                                                      storage, and analysis up to obtaining final results and publications.

36     IZKF Aachen Progress Report 2020                                                                                                                                                                                         IZKF Aachen Progress Report 2020       37
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