RESEARCH DAY Frank M. Wentz Student Scientific Program and Keynote Speaker - UNMC

RESEARCH DAY
Featuring the
Fifty-fourth Annual
Frank M. Wentz
Student Scientific Program
and Keynote Speaker
Mark Herzberg, DDS, PhD

 Oral Presentations by the Dental Class of 2022,
 Dental Hygiene Class of 2021 & Postgraduate Students

 College of Dentistry
 February 26, 2021

Event Schedule Special Thanks

 2021 Student Scientific Program Sponsors
 View all of the following activities
 The UNMC College of Dentistry is pleased to recognize the following
 at the same Zoom link: organizations who sponsored the awards for the winning student research
 https://unmc.zoom.us/j/91671900275?pwd=SnMvMGxrSjJxYVoyR3kyV2szR2F1Zz09 presentations. Thank you for your generousity and support!

 Alpha Lambda Chapter of Sigma Phi Alpha Lincoln District Dental Association
 The National Dental Hygiene Honor Society
 Nebraska Dental Association
 Frank M. Wentz Student Scientific Program Dentsply Nebraska Dental Hygienists’ Association
 International College of Dentists
 Student Presentations
 12:30 - 3:30 p.m. 2021 Student Scientific Program Judges
 D3 and Dental Hygiene Dr. Gregory Bennett Dr. James Jenkins Dr. Luana Oliveira-Haas
 12:30 - 2:00 p.m. First round. See schedule and breakout rooms. Ms. Jane Broekmeier Mr. Todd Junge Dr. Jeffrey Payne
 2:00 - 3:30 p.m. Final round; the top presenters in each group will present again. Dr. Larry Crouch Dr. Claire Koukol Dr. Aimin Peng
 Breakout rooms: D3 Finals and DH4 Finals
 Ms. Nicole Baker Dr. Bradley Krivohlavek Dr. Thomas Petro
 Postgraduate Dr. Marianne Day Dr. Sarah Lowman Dr. Myhanh Phan-Rinne
 12:30 - 3:00 p.m. One round. See schedule. Dr. Peter Giannini Dr. Nagamani Narayana Dr. James Wahl
 Ms. Chelsea Hamilton Dr. Ali Nawshad Dr. Shayla Yoachim
 Breakout Rooms D3 1-5 | Dental Hygiene 6-7 | Postgraduate 8 Dr. Robin Hattervig Dr. Greg Oakley

 Keynote Speaker 2021 Research Day Committee
 3:30 - 4:30 p.m. Colton Allen (Student) Lisa Moravec Kim Theesen

 Mark Herzberg, DDS, PhD Amanda Dolen (Chair) Dr. Greg Oakley Dr. James Wahl
 “Developing calprotectin-specific mRNA as an antimicrobial therapy” Heather Hessheimer Dr. Aimin Peng

 Dr. Herzberg is the current president of the American Association for Dental
 Research and a professor in the department of diagnostic and biological sciences
 in the School of Dentistry - University of Minnesota. He is director emeritus of About the Frank M. Wentz Student Scientific Program
 the NIH-supported Minnesota Craniofacial Research Training Program and former Frank M. Wentz, DDS, MS, PhD, was a scholar, philosopher, dentist and humanitarian. He was a
 associate director of the University of Minnesota Clinical and Translational Science Diplomat of the American Board of Oral Medicine. His practice, in Chicago from 1955 to 1969, was
 Institute. Dr. Herzberg directs a research program focused on host-pathogen limited to periodontics. He taught for many years at the University of Illinois and at the Loyola University
 interactions with a serendipitous diversion into cancer biology. College of Dentistry before coming to the University of Nebraska College of Dentistry in 1969.
 Dr. Wentz served the college with distinction as assistant dean for graduate studies and continuing
 Awards Ceremony education and professor of periodontics. His exuberant enthusiasm and gracious manner endeared him
 to all with whom he came in contact and served to stimulate many students to higher levels of achieve-
 4:30 - 5:00 p.m. ment. We are pleased to honor the memory of Dr. Frank M. Wentz (1917-1984) with great appreciation
 for his many years of dedicated service to the College of Dentistry and to the dental profession.

Breakout Room 1 Breakout Room 2 Breakout Room 3
 D3 Group 1 D3 Group 2 D3 Group 3
 12:30 p.m. 12:30 p.m. 12:30 p.m.
 Selam Carlson and James Canarsky Caleb McKinley and Lotte Sjulin Rooh Afza, Dr. Gregory Bennett and Dr. Yoshiharu Ameku
 Performance of 3D digital scanner versus visual The Correlation Between Dental School Application Comparing the perceived usefulness of a true proportioned
 examination for diagnosis of occlusal caries and Success in Dental School (Abstract #2) stepwise 3D Crown preparation model in addition to lec-
 (Abstract #4) Mentor: Dr. Merlyn Vogt tures and handouts, in increasing the understanding and
 Mentors: Drs. Luana Oliveira-Haas and Gregory confidence when the novice second year dental students
 Bennett 12:43 p.m. prepare a single Monolithic Zirconia Crown (Abstract #1)
 Sunit Patel and Aadil Toor Mentors: Drs. Gregory Bennett and Yoshiharu Ameku
 12:43 p.m. Common variations of superficial head and neck
 Anthony Jacobson and Chad Sindelar venous drainage; Can visual inspection be used to 12:43 p.m.
 Delivery of Oral Injections for Non-Traumatic Dental identify superficial vessel patterns? (Abstract #10) Holly Hild and Shelby Rose
 Conditions (Abstract #15) Mentor: Dr. Shayla Yoachim A survey of patient factors that influence the selection of
 Mentor: Dr. James Jenkins where patients receive their orthodontic treatment in

Student 12:56 p.m.
 12:56 p.m.
 Mitchell Kaus
 Midwestern states (Abstract #3)
 Mentor: Dr. Meenakshi Vishwanath

Presentations
 Dillon Woods and Nick Dierks Effect of incremental versus bulk placement of
 Metastudy analysis of UNMC Dentistry e-module composite resin on depth of cure (Abstract #12) 12:56 p.m.
 curriculum (Abstract #17) Mentors: Drs. Steven Haas and Luana Oliveira-Haas Andrew Egger and Benjamin Wachholtz
 Mentor: Dr. Mary Lynn Froeschle Accuracy of new generation intraoral scanners for digitized
 full arch fixed implant restoration workflows (Abstract #6)
 1:09 p.m.
 1:09 p.m. Mentor: Dr. Gregory Bennett
 Alexis Jessen
 Jordan Verplank and Dr. Mark Beatty Applying RealWear Headset to education in
 Engineered Selective Noise Cancelling Device to dentistry (Abstract #16) 1:09 p.m.
 Reduce Long Term Hearing Damage in Dental Mentor: Dr. Bryan Skar Carly Johnson
 Settings (Abstract #20) The Effect of Periodontal Recall Intervals on Crestal Bone
 Mentor: Dr. Mark Beatty Loss in Patients with Local and Systemic Risk Factors
 1:22 p.m.
 (Abstract #7)
 Andrew Bruch, Zachary Janecek, Dr. Meenakshi
 Mentor: Dr. Amy Killeen
 1:22 p.m. Vishwanath, Dr. Luana Oliveira-Haas and Dr.
 Michael Correa, Nathan Free and Dr. Gregory Sundaralingam Premaraj
 Bennett 1:22 p.m.
 Does orthodontic treatment in children and
 Comparison of the trueness and tissue surface adolescents increase the risk of non-carious cervical Jordan Ingersoll and Dr. Gregory Bennett
 adaptation of CAD-CAM maxillary denture bases lesions and gingival recession? (Abstract #25) Comparison of accuracy between an intraoral scanner and
 manufactured using digital light processing, stereo- Mentors: Drs. Luana Oliveira-Haas and CBCT (Abstract #11)
 lithography, and continuous liquid interface printing Sundaralingam Premaraj Mentor: Dr. Gregory Bennett
 (Abstract #23)
 Mentor: Dr. Gregory Bennett 1:35 p.m. 1:35 p.m.
 Evan McGowan and Lucas Van Wie Jason Jurca, Dr. Luana Oliveira-Haas, Dr. Steven Haas and
 1:35 p.m. Dr. John Reinhardt
 Cost Benefit Analysis: PVS and Intraoral Scanning
 Huy Nguyen and John Denton (Abstract #28) Noncarious Cervical Lesions Prevalence and Related Risk
 The Need and Usefulness for a Coagulation Factors: a Pilot Cross-sectional Study of Post-Orthodontic
 Mentor: Dr. Gregory Bennett
 Cascade eModule at UNMC (Abstract #29) Patients (Abstract #18)
 Mentor: Dr. Larry Crouch Mentor: Dr. Luana Oliveira-Haas
 1:48 p.m.
 Kiran Shahid
 1:48 p.m.
 1:48 p.m. Level of Fear among Pediatric Dentists during
 Hibah Chughtai and Logan Kludt Lawrence Bailey Peterson
 COVID-19 Pandemic and Associated Practice
 Analysis of Inclusion within the UNMC College of Modifications (Abstract #30) Determine the role of palmitoylation on Nectin-2 function
 Dentistry Community (Abstract #32) Mentor: Dr. Jennifer Marshall (Abstract #24)
 Mentor: Dr. Yun Saksena Mentor: Dr. James Wahl

Breakout Room 4 Breakout Room 5 Breakout Room 6 Breakout Room 7
 D3 Group 4 D3 Group 5 Dental Hygiene Group 1 Dental Hygiene Group 2
12:30 p.m. 12:30 p.m. 12:30 p.m. 12:30 p.m.
Blake Hansen, Dr. Jeffrey Payne, Dr. Peter Giannini Lance Lucas and Preston Dramse Samantha Beal and Harley Ray Ciarra Benes and Danielle Salvatori
and Kaeli Samson Survey of Digital dentistry utilization in practice by Effect of the 360 Sonic Toothbrush Compared to A comparison of the effect of Listerine® and clove
Assessing the agreement of light microscopic eval- UNMC COD graduates since 2010 (Abstract #8) Oral-8 Genius on Plaque Control: An In-Vitro Study on streptococcus mutans: An in vitro study
uation of oral lichen planus lesions with associated Mentor: Dr. Gregory Bennett (Abstract #34) (Abstract #35)
direct immunofluorescence evaluation (Abstract #5) Mentor: Amanda Dolen Mentors: Dr. Thomas Petro, Amanda Dolen and
Mentor: Drs. Jeffrey Payne and Peter Giannini 12:43 p.m. Heather Hessheimer
 Bo Chao and Safia Rauf 12:43 p.m.
12:43 p.m. Comparison of the effectiveness of the Echo360 and Cassidy Borgmann and Abigail Jonas 12:43 p.m.
Brant McNew E-Module on developing skills of interpreting dental The Efficacy of Charcoal in Whitening Therapy Caylynn Cruse and Callie Kenning
Periodontally accelerated osteogenic orthodontics: age from panoramic radiographs (Abstract #9) (Abstract #36) Swirlit tea in comparison to Camellia sinensis on
a review (Abstract #14) Mentor: Dr. Sung Kim Mentor: Todd Junge microbial counts of Streptococcus mutans: An
Mentor: Dr. Gerald Tussing in-vitro pilot study (Abtract #37)
 12:56 p.m. 12:56 p.m. Mentor: Darlene Carritt
12:56 p.m. Karla Mejia and Ramanpreet Randhawa Toni Doescher and Aspen Wallace
Alec Maly and Benjamin Petry Bruxism orthotic designs: effectiveness of an Prevalence of dental hygienists performing extraoral 12:56 p.m.
Effect of Layer Height on Internal Fit of 3D-Printed asynchronous learning-a pilot study (Abstract #13) and intraoral assessments in the state of Nebraska Elizabeth Dowling and Abigail Johnston
Crowns (Abstract #19) Mentors: Drs. Julie Marshall and Bri Chandwani (Abstract #38) Comparison of sodium fluoride dentifrice and
Mentor: Dr. Gregory Bennett Mentors: Lisa Moravec and Heather Hessheimer nano-hydroxyapatite dentifrice in remineralization of
 1:09 p.m. carious lesions: An in vitro study (Abstract #39)
 Kathryn Moncrief, Jade Koch, Dr. John Reinhardt, 1:09 p.m. Mentor: Amanda Dolen
1:09 p.m.
Dani Most, Mikaela Shaw and Dr. Gregory Bennett Kaeli Samson and Dr. Fang Yu Abby Duffy and Emily Houtby
Flexural strength of denture base acrylic resins Determining Characteristics of Rural Nebraska A study of differing high-volume evacuator tips and 1:09 p.m.
processed by 3D printing methods (Abstract #21) Dentists (Abstract #22) their efficacy in removing aerosols (Abstract #40) Kellse Embretson and Haritareddy Gujjula
Mentor: Dr. Gregory Bennett Mentor: Dr. John Reinhardt Mentor: Jaimee Shropshire Darkening effect of amalgam using whitening strip
 with hydrogen peroxide versus without peroxide:
 1:22 p.m. 1:22 p.m. An in vitro study (Abstract #41)
1:22 p.m.
 Katie Moody, Kathleen Bartunek and Dr. Luana Noni Henderson and Kazandra Valadez Mentors: Drs. Mark Beatty and William Johnson
Mattie Eddleman and Joe McNish
Examining Variations in Crown Types Found in Olivera-Haas The Erosive Potential of Bang Energy Drinks vs
Dentistry (Abstract #31) Class IV Composite Restorations: Color Perception Caffeinated Soda: An In Vitro Study (Abstract #42) 1:22 p.m.
Mentor: Dr. Mary Lynn Froeschle of Layered Dental Composite (Abstract #26) Mentor: Lindsay Mundil Vicky Nguyen and Olivia Rezac
 Mentor: Dr. Luana Olivera-Haas The effectiveness of activated charcoal dentifrice:
 1:35 p.m. An in vitro study (Abstract #43)
1:35 p.m.
 1:35 p.m. Shelby Richards and Taylor Whetham Mentor: Brenda Utecht
Madeline Witte and Mikayla Rekken
The effects of new PPE for aerosol-producing Emily Kleier, Amanda German, Autumn Chapman, School Nurse’s Knowledge of Oral Health
dental procedures on anxiety levels of UNMC Tracy Peitz, Dr. Meenakshi Vishwanath, Dr. Sung Kim (Abstract #44) 1:35 p.m.
COD patients (Abstract #33) and Dr. Jeffrey Payne Mentors: Lisa Moravec and Heather Hessheimer Sarah Scholl and Kaylene Roberts
Mentor: Dr. Steven Haas Assessment of the incidence and Severity of In Vitro Study involving the growth of S. mutans in
 Impacted Canines in the Nebraska Population: the presence of Whole Milk and Almond Milk
 a retrospective study (Abstract #27) (Abstract #45)
 Mentor: Dr. Meenakshi Vishwanath Mentors: Lindsay Mundil and Dr. Thomas Petro

Breakout Room 8 Abstracts
 Postgraduate Abstract #1 point average (GPA) and be statistically significant. We do not
 hypothesize that undergraduate GPA, age, military status, or
 Comparing the perceived usefulness of a true proportioned parent in healthcare (P.I.H.) will correlate with Final GPA.
 stepwise 3D Crown preparation model in addition to lec- Our study was designed as a blind, retrospective
12:30 p.m. 1:48 p.m. tures and handouts, in increasing the understanding and study from the UNMC College of Dentistry graduating classes
Brent Haynes, Chin-Lo Hahn and G. Lane Ehsan Mostaghni, Yan Mei, Nagadeepthi Kollipara confidence when the novice second year dental students of 2015, 2016, 2017, 2018, and 2019. This totaled 231 eligible
Stephenson prepare a single Monolithic Zirconia Crown. Authors: Rooh
 and Sundaralingam Premaraj dental students over the 5 dental classes. Pearson correlation
 Afza, Dr. Gregory Bennett and Dr. Yoshiharu Ameku. Mentors: coefficients were calculated for associations between contin-
Characteristics of Talon Cusp: A Systematic Review The effect of Orthodontic treatment with extraction Drs. Gregory Bennett and Yoshiharu Ameku. uous variables (e.g. test scores, grades) and final GPA. Inde-
of Prevalence Studies (Abstract #46) on the upper airway dimensions and three-
 Objective: To compare the perceived usefulness of pendent samples t-tests were used to assess for differences
 dimensional morphology: A retrospective study a true proportioned stepwise 3D Crown preparation model in in mean final GPA between dichotomous groups (i.e. gender
12:43 p.m. using cone-beam computed tomography technique addition to lectures, handouts, in increasing the understanding (male/female) or parent in health care). A Wilcoxon Rank Sum
Derek Mettenbrink, Z. Houser and H. Roberts (Abstract #52) and confidence when the novice second year dental students test was used to assess for a difference in the distribution of
 prepare a single Monolithic Zirconia Crown. final GPA between students with or without a military back-
Barriers to Dental Provider Participation in Nebraska Material and Methods: Fifty-eight second year dental ground. A t-test was not used due to small sample size. A gen-
Medicaid for Children (Abstract #47) 2:00 p.m. students were recruited into the study and allocated randomly eral linear model was used to assess differences in mean GPA
 R. Buss, C. Koukol, T. Johnson, Z. Houser, H. into two groups, each group consisting of 29 students. One between the various class years and used Tukey’s adjustment
 Roberts and K. Allen group received lecture and a picture of the 3D printed step for p-values of post-hoc pairwise comparisons. A mixed effect
12:56 p.m. model was used to determine model adjusted effects of multi-
 wise crown preparation model, and the other group received
S. Burton, B. Reimer, Z. Houser, B. Skar and H. Effect of Parental Presence on Child Behavior ple variables’ associations with final GPA and included random
 lecture and the 3D printed step wise Crown preparation mod-
Roberts During Dental Appointment (Abstract #53) els. Both these groups prepared a Monolithic Zirconia Crown intercepts for class year.
Usage of Sports Mouthgaurds by Pediatric Dentists preparation on tooth number 14 on the manikin in the simula- The correlation between undergraduate GPA, PAT,
 tion lab. and TS with final dental school GPA were statistically signifi-
and Pediatric Dental Residents (Abstract #48) 2:13 p.m. cant. The correlation between gender, military status, parent
 To obtain feedback on the 3D model and the picture
 B. Skar, A. Jessen and T. Coffin of the 3D model, two different questionnaire surveys were in healthcare, and reading comprehension with final dental
1:09 p.m. Applying RealWear Headset to Education in distributed to both the groups. All the students completed the school GPA were not statistically significant.
 Dentistry (Abstract #54) survey. The questionnaire survey explored students’ perceived Contrary to what we originally hypothesized, by far
A. Schoettger, M. Vishwanath, C. Achutan, G. the largest indication of dental school final GPA was under-
 benefits/ drawbacks of the 3D model and the picture. The two
Oakley and T. Petro teaching methods were compared using Fisher’s exact Chis- graduate GPA. Followed by this, PAT score was the second
Characterization of aerosols produced by common 2:25 p.m. quare test of independence. most significant predictor of final dental school GPA. Lastly,
orthodontic procedures using an optical particle Drs. Kiya Stack and Gregory Bennett Results: Different aspects of the 3D model and the Total Science score of DAT was the only remaining statistically
 picture were evaluated by a questionnaire using Likert scale. significant factor correlating with dental school grades. Sur-
counter – a pilot study (Abstract #49) Guided Endodontics: a Case Series Exploring
 While there was no statistically significant evidence of an im- prisingly, Reading and Comprehension DAT had no correlation
 Extended Indications (Abstract #55) pact of group on the student’s performance, 72% of students with dental school GPA.
1:22 p.m. in the 3D group felt positive and 0% felt negative about their
A. Killeen, J. Reinhardt, D. Christiansen and L. Krell 2:38 p.m. performance while only 52% in the Picture group felt positive Abstract #3
 and 10% felt negative about their performance.
Effect of Locally Applied Simvastatin on Clinical Drs. Paul Pumilia and Hany Makkawy There appears to be a positive impact of using the 3D
 A survey of patient factors that influence the selection of
Attachment Level and Alveolar Bone in Periodontal where patients receive their orthodontic treatment in
 The Efficacy of an Apex Locator in Detecting model method as a teaching tool as it improves student’s con- Midwestern states. Authors: Holly Hild and Shelby Rose.
Maintenance Patients (Abstract #50) Working Length Measurements in Extracted Teeth fidence and self-assessment. Overall, the 86% students in the Mentor: Dr. Meenakshi Vishwanath.
 With the Aid of the Protrain Device (Abstract #56) 3D model group agreed or strongly agreed that they would like
 more 3D models as such while 93% of students in the Picture Introduction: Advancements in technology and social
1:35 p.m. group wish they had a 3D model. No students in either group media have given rise to a new form of dentistry – at home
Laura Videtich, C. Koukol, Z. Houser and H. Roberts disagreed or strongly disagreed that they would not want more clear aligners. This product has been controversial in the
Retention of Zirconia Compared to Pre-veneered of such 3D models. dental community, but has shown a growing popularity in the
 Conclusion: There appears to be a positive impact of general public. By understanding the driving force behind the
Crowns in Primary Dentition (Abstract #51)
 using the 3D model method as a teaching tool as it improves general publics decision in treatment methods, orthodontists
 student’s confidence and self-assessment. and general dentists may be able to market to these patients
 and provide a safer mode of treatment.
 Abstract #2 Methods: A twenty-seven question survey was sent
 out through SurveyMonkey targeting the Midwest general
 The Correlation Between Dental School Application and public. A screening question was used to target those who
 Success in Dental School. Authors: Caleb McKinley and have had an interest in straightening their teeth. A total of
 Lotte Sjulin. Mentor: Dr. Merlyn Vogt. 397 respondents answered this survey – 259 adults and 120
 This information will be used to help the University parents for their children. A Monte Carlo estimate of Fisher’s
 of Nebraska Medical Center (UNMC) admissions committee Exact Test was performed to analyze the statistical relationship
 decide which aspects of an application to emphasize their fo- between questions.
 cus on during selection of a matriculating dental class at the Results: Respondents significantly chose an ortho-
 UNMC College of Dentistry. We hypothesize that DAT score, dontist as their preferred orthodontic provider (p < .001). Even
 total science (TS), reading comprehension (RC), the female so, 74.93% of respondents had heard of at-home aligners, and
 gender, and D1 GPA will all positively correlate with Final grade 36.94% of respondents felt confident using at-home aligner

services or recommending them to their friends and family. Civatte bodies. Two independent examiners (PJG and BH) include: past and present tobacco use, xerostomia, osteoporo- low-up with a retention quiz 8 weeks later. The results of the
Expense, time investment/convenience, and provider expertise independently reviewed the slides for the presence of these sis, and diabetes mellitus. Local factors studied include: pocket pre-quiz, post-quiz and retention quiz were compared between
were the top three most important aspects of treatment when histopathologic features. If all three criteria were meet, the depths, gingival recession, contacts, bleeding on probing and within the two groups. Additionally, the quiz scores were
considering a provider. diagnosis was LP. If one or two criteria were met, LM was the (BOP), plaque index (PI), mobility, number of teeth lost from compared against the time it took for the students to com-
 Conclusion: Expense and convenience are highly diagnosis. If none of the criteria were met, the diagnosis was baseline, restoration overhangs, and restorations that invade plete the quizzes.
valued by the general public when seeking their orthodontic neither LP nor LM. Inter-rater and intra-rater agreement were biologic width. Data was previously collected that grouped Results: There was no statistically significant dif-
needs. At-home clear aligners fulfills the need of a cheaper determined. Sensitivity, specificity, and positive and negative patients into a periodontally progressive group and a periodon- ference in scores between Echo360 and E-Module groups.
and more convenient treatment option to the consumer at predictive value were determined. tally stable group. The patients in the periodontally progressive However, the post-test scores collected from both groups are
the expense of loss of provider expertise. In order for the Results: Data analysis is currently ongoing. group were aged and gender matched to a corresponding pa- 35.2% higher than the pre-quiz (P

scans were performed utilizing the software’s model scanning time and occur with limited face to face learning. There is an atic reviews, randomized control trials, case studies, with and help advance student’s learning within our college. These Re-
setting and centering the denture on the platform so that no increasing desire by dental clinicians to have efficient and ac- without, comparing surgically assisted to traditional orthodon- alWear Headsets can be used to obtain live video recording of
features were missed. Notably, when exporting the STL files, cessible reviews of foundational knowledge in subjects related tics, clinical trials, and split mouth studies. The articles should tasks to allow input from others, as well as the possibility for
a smoothing feature was utilized to reduce the size of the to the clinical practice of dentistry. The design and fabrication have detailed information about their: treatment parameters, later review. A survey is being sent out to students along with
STL file to allow comparison of files in Geomagic Control X. of an appropriate bruxism oral appliance is a fundamental skill and results. The type of orthodontic treatment or malocclusion videos to demonstrate different areas of use of the RealWear
Next, the control STL file from the desktop lab scanner was for all general dentistry clinicians and many dental specialty was not a limiting factor. Headset. In this survey we are gathering information from stu-
converted to a CAD file for comparison purposes. Then, a full providers. The frequency of this skill requires frequent review Results/Discussion: Data and statistical analysis is dents at the UNMC College of Dentistry to see how they feel
volume comparison of the 10 IOS STL files to this control CAD of the principles of oral appliance design by the new learner ongoing. However, based upon the studies currently available about the usage of this new technology. We are examining the
file were performed using Geomagic Control X. An initial fit and beginning clinician. it can be expected that tooth movement will be doubled when different areas of education for the headsets to be used, types
alignment between the models was run, followed by two best Purpose: The purpose of this research is to determine orthodontic therapy is combined with an alveolar corticotomy. of learning people feel best apply to them, and their comfort
fit alignments to ensure the results were the same. This was the appropriateness of foundational knowledge concepts and Clinical findings show that upon completion of orthodontics levels with technology. Data analysis is ongoing, but the intent
repeated with a full volume comparison of the 10 CBCT STL their clinical application to use in developing a subsequent the teeth settle better and faster during retention, and that is to analyze results from this survey to compile evidence as to
files to the control CAD file. e-modules on bruxism oral appliances. Participants will com- long term results are stable and predictable, according to re- how best use the RealWear Headsets as an educational tool
 Results: Root mean square values (RMS) for each plete a survey related to their perceived effectiveness of sults gathered by using Little’s Irregularity Index. This is likely and how to make students most comfortable.
comparison were gathered for the IOS and CBCT. The mean potential learning for dental students (D2, D3, D4) and dental due to the increased cortical bone thickness after PAOO.
RMS for the CBCT was 0.0798 and 0.396 for the IOS. Welch’s residents using asynchronous modalities. Conclusion: Data analysis is ongoing. The results Abstract #17
t-test (p

and Dr. Gregory Bennett. Mentor: Dr. Gregory Bennett. Dentistry Student Research Award. palmitoyl acyltransferase responsible for palmitoylation of nec-
 Abstract #19 Statement of Problem: The flexural strength of den-
 tin-2 will reveal a potential target for regulating nectin-2 activity
 ture base acrylic resins is more desirable with higher strength.
 Abstract #23 in migrating tumor cells.
Effect of Layer Height on Internal Fit of 3D-Printed Crowns.
Authors: Alec Maly and Benjamin Petry. Mentor: Dr. Gregory Several methods of additive manufacturing technology have Comparison of the trueness and tissue surface adaptation Abstract #25
Bennett. been introduced to fabricate dentures. These methods use of CAD-CAM maxillary denture bases manufactured using
 similar resins with slight changes in how each layer is cured. digital light processing, stereolithography, and continuous Does orthodontic treatment in children and adolescents
 Statement of Problem: Very little data is available eval- liquid interface printing. Authors: Michael Correa, Nathan increase the risk of non-carious cervical lesions and
 This study aims to determine whether stereolithography (SLA),
uating the trueness of the intaglio surface of computer-aided Free and Dr. Gregory Bennett. Mentor: Dr. Gregory Bennett. gingival recession? Authors: Andrew Bruch, Zachary Janecek,
 low-force stereolithography (LF-SLA), or digital light processing
design and computer-aided manufacturing (CAD-CAM) crowns Dr. Meenakshi Vishwanath, Dr. Luana Oliveira-Haas and Dr.
 (DLP) will yield the highest flexural strength. Denture base res-
fabricated using 3D printing techniques. Statement of Problem: There is a lack of sufficient Sundaralingam Premaraj. Mentors: Drs. Luana Oliveira-Haas
 in (Original Pink Denture Base, DENTCA) was used in Form2
 Purpose: The purpose of this in vitro study was studies that evaluate the trueness and tissue surface adapta- and Sundaralingam Premaraj.
 (SLA), Form3B (LF-SLA), and Sprintray Pro (DLP). tion of CAD-CAM maxillary denture bases manufactured using
to evaluate the effect of layer height on internal 3D-printed
 Purpose: The purpose of this study is to compare the digital light processing, Stereolithography, and Continuous Liq- The role of orthodontic tooth movement in the de-
crowns by comparing the trueness of the intaglio surface of
 flexural strength of the same resin printed from 3 different uid Interface Printing. velopment of non carious cervical lesion (NCCL) and gingival
the printed crowns to the original.
 printers that use different curing technologies: sla, low force Purpose: The purpose was to evaluate the trueness recession is still a debatable topic. The objective of this study
 Material and Methods: A single tooth crown for #18
 sla and dlp. and tissue surface adaptation of different CAD-CAM (DLP vs is to assess the effect of orthodontic treatment in children
was digitally designed and printed with A2 denture tooth resin.
 Material and Methods: Three groups (n=10) of den- SLA vs CLIP) generated denture bases. and adolescents with respect to the possible development of
10 crowns were printed using 50 micron layer height, and 10
 ture base resin were printed and flexural strength tested. The Materials and Methods: A traditional maxillary master NCCLs and gingival recession. This retrospective study will in-
more were printed with 100 micron layer height. After printing,
 specimens printed were rectangular in shape (length 64 mm, cast was scanned and used as the reference cast to virtually clude a randomized sample of 150 patients who have received
the intaglio surface of each of the crowns was scanned, and
 width 9 mm, thickness 3.4 mm). The flexural strength was fabricate ten denture bases for each of the CAD-CAM manu- orthodontic treatment at the Orthodontic Clinic, UNMC, COD.
superimposed upon the original STL file to analyze the true-
 tested using a 3-point bend test. Along with flexural strength, facturing types (DLP, SLA, CLIP), totaling 30 denture bases. Patients who have completed orthodontic treatment with fixed
ness. Then an ANOVA single factor analysis was performed. orthodontic appliances and complete set of pre- and post-treat-
 the modulus of elasticity was evaluated using the student t The intaglio surface of each denture base was scanned and
 Results: After ANOVA single factor analysis of the ment records will be included in the study. Pre- and post-treat-
 test. overlaid onto the original master cast scanned file. The soft-
truenesses, a p value of 0.004757 was obtained, which means ment intraoral photographs and dental casts will be analyzed.
 Results: Data analysis is ongoing. Conclusions: Data ware Geomagic Control X was used to obtain and measure
that there is a statistically significant difference between true- Data collected at baseline Initial treatment (IT) and at treatment
 analysis is ongoing. the absolute distance from the intaglio surface of each denture
ness of the 50 micron layer and the 100 micron layer. Also, we completion (TC) will be compared. Data collected from patient
obtained an F value of 10.363 and an F crit value of 4.414. base and compare it to the surface of the master model. The
 Conclusions: After the statistical analysis we can
 Abstract #22 Mann-Whitney test and Kruskal-Wallis analysis of variance ( = records will comprise of: patient age, gender, orthodontic di-
 .05) were used for statistical analyses. agnosis, orthodontic treatment, type of appliance, treatment
conclude that there is a significant difference in trueness of Determining Characteristics of Rural Nebraska Dentists. duration, oral hygiene, gingival biotype, and presence of NC-
 Results: The Form 3B printer (SLA) had the best true-
the intaglio surfaces of 50 and 100 micron layer heights. The Authors: Kathryn Moncrief, Jade Koch, Dr. John Reinhardt, CLs and gingival recession. The chi-square test and logistic
 ness results and the least amount of standard deviation when
50 micron layer height had higher trueness values than the Kaeli Samson and Dr. Fang Yu. Mentor: Dr. John Reinhardt. regression analysis will be used to analyze the data. Frequency
 compared to the Carbon printer (CLIP) and the Sprintray Pro
100 micron layer height. Also, because the F value was greater distribution will be performed to evaluate NCCLs prevalence
 One in five Americans lives in a rural area, and rural (DLP). The Form 3B also had the best tissue surface adapta-
than the F crit value, we can reject our null hypothesis that said and gingival recession and logistic regression models will be
 communities are often underserved by medical professionals tion. The Sprintray Pro had the next highest trueness values;
there would be no difference between the truenesses of the used to demonstrate the relationship between Orthodontic
 -- including dentists. Because so many Americans live in ru- however, it also had the highest standard deviation.
layer heights. treatment, NCCLs and gingival recession. A p value of

enamel shade that was used first. The fourth technique was scanning are greater than PVS, the revenue generated over Results: The average of the “Campus Culture” cat-
the most intricate, involving four shades: one lingual enamel time shows potential for a more cost-effective future. The to- egory was 3.8, indicating that participant experience ranged Abstract #34
shell shade, two dentin shades, and an enamel modifier shade. tal benefits associated with intraoral scanning– both quantita- between a neutral to a positive campus experience, favoring
 Effect of the 360 Sonic Toothbrush Compared to Oral-8
The four dentoforms were numbered according to technique tive and qualitative– indicates a more profitable outcome over positive. The average of the “Belonging” category was 3.5,
 Genius on Plaque Control: An In-Vitro Study. Authors:
used. A survey instrument was presented to randomly select- time. In order to maximize financial potential, practitioners indicating that participant experience ranged exactly between
 Samantha Beal and Harley Ray. Mentor: Amanda Dolen.
ed UNMC-COD dental school members (student, faculty and should consider adopting intraoral scanning as their primary neutral and positive. This was the lowest average in regards
non-dental). Each participant selected a dentoform out of the method of taking impressions. to the three categories. The average of the “Commitment to Study Purpose/Objective: The purpose of this experi-
box at random and filled out a questionnaire relating to their Inclusion” category was 3.6, indicating that participant expe- ment was to compare the 360 Sonic toothbrush to the Oral-B
overall perception of the given restoration. The participants Abstract #29 rience ranged between a neutral to a positive campus experi- Genius electric toothbrush by determining the efficacy of
were encouraged to look at all dentoforms in order to have a The Need and Usefulness for a Coagulation Cascade ence, slightly favoring positive. Each category had at least one plaque removal on typodonts in a laboratory setting
comparison. eModule at UNMC. Authors: Huy Nguyen and John Denton. question that represented a high and low “outlier”. Regarding Methods and Materials: The study included twelve
 Results: A statistical analysis was conducted on the Mentor: Dr. Larry Crouch. the optional experience portion, 24 participants chose to re- trials of each toothbrush on a plastic typodont using artificial
data collected. Results TBD. Conclusions: TBD. flect. Some of the responses were positive, while the others plaque to simulate real plaque in a lab setting. The 360 Sonic
 Abstract #30 were negative. electric toothbrush was used on the deep clean setting with
 Abstract #27 Conclusions: The quantitative data of this study re- supplementation of a gliding motion for an even deeper clean.
 Level of Fear among Pediatric Dentists during COVID-19 flects that participants have given evidence that the UNMC The Oral-B Genius electric toothbrush was used approximately
Assessment of the incidence and Severity of Impacted
 Pandemic and Associated Practice Modifications. COD averages a positive experience to its community mem- 4.29 seconds per tooth. Next, the typodont was evaluated us-
Canines in the Nebraska Population: a retrospective study.
 Author: Kiran Shahid. Mentor: Dr. Jennifer Marshall. bers in regards to inclusion. However, this study included 128 ing the Silness and Loe Plaque Record.
Authors: Emily Kleier, Amanda German, Autumn Chapman,
Tracy Peitz, Dr. Meenakshi Vishwanath, Dr. Sung Kim and Dr. participants total. The qualitative portion of the study provided Results: Results demonstrated that an average plaque
Jeffery Payne. Mentor: Dr. Meenakshi Vishwanath.
 Abstract #31 more insight to the experiences felt by the UNMC community, score of 2.9843 remained after the 360 Sonic was used, and
 Examining Variations in Crown Types Found in Dentistry. with the majority of the reflections being more negative than 1.0930 remained after the Oral-B Genius was used.
 The purpose of the study is to demonstrate the inci- positive. With this data, there is potential for efforts and future Conclusion(s): This study showed the Oral-B Genius
 Authors: Mattie Eddleman and Joe McNish. Mentor: Dr. Mary
dence and severity of canine impaction in the Nebraska pop- studies on how the COD can continue to progress in making electric toothbrush was more efficient at removing plaque
 Lynn Froeschle.
ulation. Pantomographs from UNMC College of Dentistry will the community experience more inclusive and ultimately, pro- than the 360 Sonic electric toothbrush, but the Oral-B Genius
be examined to determine the incidence and severity. These Fixed prosthetics are an essential part of any dental vide inclusive patient care. showed more variability than the 360 Sonic electric toothbrush.
images will be viewed by student researchers. CBCT scans, practice or institution. Exposure to the wide range of crown
pantomographs and lateral cephalometric images will be used types and individual properties can help clinicians make deci- Abstract #33 Abstract #35
from Rallis Orthodontics to compare 2D and 3D images. For sions that match the needs of their patients. The purpose of
this section, there will be one orthodontist, one periodontist this research is to examine the effectiveness of an e-module The effects of new PPE for aerosol-producing dental A comparison of the effect of Listerine® and clove on
and one oral radiologist viewing the images and answering a on dental student learning regarding the understanding of the procedures on anxiety levels of UNMC COD patients. streptococcus mutans: An in vitro study. Authors: Ciarra
questionnaire. The questionnaire will include 10-20 questions. physical properties and characteristics of the different crown Authors: Madeline Witte and Mikayla Rekken. Mentor: Benes and Danielle Salvatori. Mentors: Dr. Thomas Petro,
Before answering, the examiners will go through a calibration. types. In addition, the research project will expose students Dr. Steven Haas. Amanda Dolen and Heather Hessheimer.
For both parts, a two week washout period will be taken then to the equipment and techniques used in temporary crown With the emergence of Covid-19 there has been an Study Purpose/Objective: The purpose of this study
examiners will go back to reassess the images for intra-rater removal, crown delivery and permanent crown removal. In increase number of safety measures being taken in many was to compare Listerine® and the essential oil (EO) clove on
reliability. Statistical analysis was performed on previously regards to methods, an e-module was developed with photo- clinics. This measures aim to prevent the spread of this virus, their antibacterial activity against Streptococcus mutans.
collected data and scored based on the severity and position graphs via the school learning platform known as Canvas. Pre- however it is unknown whether visual or verbal cues alluding Methods and Materials: Blood Heart Infused (BHI)
of the teeth we measured. The results showed that impacted test and post-test scores were analyzed for trends. After com- to these safety measures assure patients of the safety (reduce broth, positive control – sodium fluoride, negative control –
canines were found in 7.5% of the population sampled. They pleting the e-module, students demonstrated an enhanced anxiety), reinforce a reason to worry (increase anxiety), or phosphate buffered saline sterile, Listerine® COOL MINT, and
were more prevalent in the female population than the male knowledge of fixed prosthetics as revealed in comparative pre- have no effect. The purpose of this study is to evaluate how clove EO in the presence and absence of S. mutans were incu-
(8.4% and 6.4%, respectively) and maxillary more than mandib- test and post-test scores. The tested e-module demonstrated patient anxiety levels at the UNMC COD undergraduate clinic bated in a 1:10 solution in a 96-well plate in triplicate and incu-
ular (87.8% and 12.2%, respectively). Although not statistically to be an effective tool to enhance student learning regarding are effected by the increase of required PPE for dental aerosol bated at 37.0 degrees C with 5% CO2 for 48 hours. They were
significant, females showed higher severity with a p-value of fixed prosthetics; however, future studies should focus on the procedures with a Modified Dental Anxiety Scale (MDAS). The then inoculated and placed on a BHI plate and incubated at 37.0
0.46. Our goal is to increase the sample size of this research to retention of the material covered. MDAS will be scored 1-5 with 1 = not anxious, 2 = slightly anx- degrees C with 5% CO2 for 48 hours.
better represent the Nebraska population. ious, 3 = fairly anxious, 4 = very anxious, and 5 = extremely Results: The Colony Forming Units (CFUs) were count-
 Abstract #32 anxious. This survey will be made available to any patient com- ed yielding no growth for any samples, except the negative
 Abstract #28 ing for procedures (aerosol or non-aerosol) in the Fall Semes-
 Analysis of Inclusion within the UNMC College of control, where there were too many to count.
Cost Benefit Analysis: PVS and Intraoral Scanning. Dentistry Community. Authors: Hibah Chughtai and Logan ter of 2020. There are no age, sex, race, or procedure require- Conclusion: The results showed no significant differ-
Authors: Evan McGowan and Lucas Van Wie. Mentor: Kludt Lawrence. Mentor: Dr. Yun Saksena. ments for participants, however it is required that they are a ence in the antibacterial effect between Listerine® and EO
Dr. Greogry Bennett. COD patient, as opposed to family or friends of a patient. Pa- clove on S. mutans, indicating that EO clove can be used in the
 Purpose: To analyze inclusion in the UNMC College tients can only participate in the survey once. The first section place of Listerine® as an antibacterial agent.
 A common tool utilized in making business decisions of Dentistry (COD) community based on the following catego- of questions will be used to establish an overall dental anxiety
is a cost-benefit analysis, which weighs the total costs against
the total benefits of potential business opportunities. Intraoral
 ries: campus culture, belonging, and commitment to inclusion, measure based on the aforementioned MDAS. The following Abstract #36
 in hopes of identifying individual experiences and unconscious question sections will assess the anxiety associated with
scanning is becoming an established method of impression biases that have the potential to translate to the quality of pa- The Efficacy of Charcoal in Whitening Therapy. Authors:
 standard pre-COVID-19 PPE (clinic coat, level 2 surgical mask,
making and many dentists find themselves debating if it is tient care. Cassidy Borgmann and Abigail Jonas. Mentor: Todd Junge.
 dental loupes, and nitrile gloves) compared to the newly imple-
worth the investment. The purpose of this study is to highlight Materials and Methods: An anonymous RedCap mented PPE and safety protocols at COD (face shields, N95 Study Purpose/Objective: The purpose of this study
the costs and benefits associated with two different meth- survey was distributed to all members of the UNMC COD masks, reusable full-length gowns, high-evacuation systems, was to evaluate the efficacy of charcoal as an additive in denti-
ods of impression making: intraoral scanning and PVS– and community. This survey included both quantitative and optional screenings, and decreased operatory capacity). Questions will frice to yield whitening effects.
determine which method is more financially attractive over qualitative components. The quantitative component consisted be structured to include either visual cues (photographs of the Methods and Materials: 32 extracted teeth were
time. Through a series of short interviews and observations of questions regarding campus culture, belonging, and com- new PPE or safety equipment) or verbal cues (statements re- stained in dark roast coffee for 48 hours, and then split into
of secondary data, a cost-benefit analysis was calculated for mitment to inclusion which included responses on a Likert lating to safety measures being taken at the COD). Responses two groups of 16 teeth. Those two groups were given to two
PVS and three different brands of intraoral scanners in order to Scale. The survey’s optional qualitative component included a in these sections will be recorded based on how each PPE different researchers and were split into two groups again to be
determine each respective payback ratio. According to the re- text box where community members could share their person- item or safety measure impacted patient anxiety. Data is cur- brushed with either Crest’s 3D Whitening Therapy with Char-
sults, PVS demonstrated a less favorable payback ratio (0.156) al experience in regards to inclusion experiences specific to rently being collected and the results and findings will be pre- coal Toothpaste or Crest’s 3D White Toothpaste. The teeth were
over five years compared to all three intraoral scanners (0.136- the COD. sented with the research. brushed once a day for 30 seconds for one week. After staining
0.138). Although the initial costs associated with intraoral

and each brushing treatment the tooth shade was taken and Survey Monkey and sent to the participants via email. After the a vacuum that overall did the best, but certain orientations and Methods and Materials: The study used 15 extracted
recorded with a spectrophotometer and the values L*, a*, and three-week period, 94 responses were collected. The data was distances played a role in aerosol dispersion. permanent molars that were split into three groups of five
b* were collected. sent to the UNMC statistician for analysis. Conclusion(s): The data collected was inconclusive teeth. The three groups were then brushed with either hello®
 Results: Both groups showed a visible shade change Results: The statistician conducted an F-test to deter- to show a definitive vacuum that reduced aerosols the most. Activated Charcoal dentifrice, Colgate® Cavity Protection den-
from the initial stained shade to the final post-treatment mine the quantitative responses between UNMC graduates However, the data suggested certain vacuums performed bet- tifrice, or tap water by one researcher. The teeth were brushed
shade, however, the groups did not have a significant shade to other program graduates. There was no significant evidence ter in different orientations, while performing worse in others for 27 minutes and 30 seconds and weighed before and after
change difference between each other (p=0.3100). A two sam- found between UNMC graduates in comparison to other pro- for all vacuums tested. each treatment to find the difference in weight.
ple T-test was conducted to analyze the data recorded to see if gram graduates. Dental hygienists are checking eight structures Results: The hello® group had a significantly great-
it was statistically significant. when performing IO examinations. Dental hygienists spend Abstract #41 er loss of tooth weight compared to the Colgate® group
 Conclusion(s): There was no significant shade dif- less than one minute performing EO examinations. There was (p=0.0218) and the tap water group (p=0.0007). The Colgate®
 Darkening effect of amalgam using whitening strip with
ference between the charcoal whitening toothpaste group no significant difference between UNMC graduates and other group did not have a significant loss of tooth weight compared
 hydrogen peroxide versus without peroxide: An in vitro
and the regular whitening toothpaste group. This evidence graduates in conducting IO examinations. The evidence shows to the tap water group (p=0.0867).
 study. Authors: Kellse Embretson and Haritareddy Gujjula.
provides reason to believe that using charcoal as an additive in UNMC graduates are spending significantly less time complet- Conclusion(s): The weight loss between hello® and
 Mentors: Drs. Mark Beatty and William Johnson.
whitening toothpaste is unnecessary and only adds abrasivity ing EO/IO examinations than other program graduates. The Colgate® showed that this activated charcoal dentifrice was
that may not be needed and has the potential to be harmful. results showed the number of structures checked during EO Study Purpose/Objective: The purpose of this study more abrasive than the standard dentifrice and that Colgate®
 examinations was not significantly associated to the program was to observe a darkening effect in dental amalgam by com- and the toothbrush used did not contribute to the loss of tooth
 Abstract #37 the respondents graduated from. paring whitening strips with hydrogen peroxide versus without. structure.
 Conclusion(s): The researchers concluded UNMC grad- Methods and Materials: Fifteen amalgam discs were
Swirlit tea in comparison to Camellia sinensis on microbi-
al counts of Streptococcus mutans: An in-vitro pilot study.
 uates and other program graduates practicing in Nebraska are made and placed into a humidifier at 85% to stimulate the oral Abstract #44
 performing EO/IO examinations at routine appointments. No environment. Five discs were used for a control group, five
Authors: Caylynn Cruse and Callie Kenning. Mentor: Darlene School Nurse’s Knowledge of Oral Health. Authors: Shelby
 differences in EO/IO examinations were found when comparing discs were attached to Crest Whitening Strips that had a 14%
Carritt. Richards and Taylor Whetham. Mentors: Lisa Moravec and
 the dental hygiene programs, the participants graduated from. hydrogen peroxide concentration, and five discs were attached
 Nicole Baker.
 Study Purpose/Objective: The purpose of this study to Bestope Whitening Strips that had sodium hypochlorite as
was to evaluate Streptococcus mutans growth in the pres- Abstract #39 their whitening ingredient. The amalgam discs were analyzed Study Purpose/Objective: The purpose of this study is
ence of Swirlit tea - an anti-plaque beverage - in an in-vitro using a color spectrophotometer at an initial color difference to assess the knowledge of school nurses in Nebraska on the
 Comparison of sodium fluoride dentifrice and nano-
setting. which was then compared at 24, 48, 72, and 96 hour intervals. oral cavity. The primary objective of this study is to bridge the
 hydroxyapatite dentifrice in remineralization of carious le-
 Methods and Materials: Researchers obtained Brain Results: An ANOVA test showed that the Crest Whit- gap between school nurse’s knowledge on the oral cavity.
 sions: An in vitro study. Authors: Elizabeth Dowling and
Heart Infusion (BHI) Broth, BHI agar plates, Sodium Fluoride, ening Strips resulted in a darker color effect on the amalgam Methods and Materials: This is a quantitative study
 Abigail Johnston. Mentor: Amanda Dolen.
and Phosphate Buffered Saline solution. The Phosphate Buff- discs when compared to Bestope Whitening Strips. However, that was conducted by sending a survey to 270 school nurses
ered Saline solution served as the control for the experiment. Study Purpose/Objective: In this study, researchers the Crest group had little effect in darkening when compared via email. The survey was sent with a cover letter stating what
Three trials of the following seven solutions were completed compared the remineralizing effects of an all-natural dentifrice to the control group, as they both had a smaller color change. the survey entailed and that completing the survey was vol-
for a total of 21 observations: 1) S. mutans diluted with BHI containing nano-hydroxyapatite and a sodium fluoride natural Conclusion(s): The hypothesis was rejected as the re- untary. The survey contained 12 questions regarding the oral
broth, 2) S. mutans diluted with Swirlit tea, 3) S. mutans dilut- dentifrice to that of a traditionally recommended dentifrice for search showed Crest whitening strips with hydrogen peroxide cavity, tooth emergencies, interest in continuing education,
ed with Camellia sinensis, 4) S. mutans diluted with sodium remineralization that contains sodium fluoride. did cause a darkening effect on the amalgam discs, but it was education level, and experience.
fluoride, 5) S. mutans diluted with Phosphate Buffered Saline Methods and Materials: The study was an in vitro comparable to the control group. Results: This study had a 39% response rate. When
solution, 6) Swirlit tea without S. mutans, and 7) Camellia sin- study conducted on extracted, virgin, third molars that had asked if a child has ever complained about a pain or problem
ensis without S. mutans. sound enamel. The enamel of the specimens was demineral- Abstract #42 in the oral cavity, 92 responded “yes” and 13 responded “no”.
 Results: The null hypothesis, that there would be no ized by acid-etchant and then treated with the specific denti- Regarding school fluoride programs, 20 answered no to hav-
 The Erosive Potential of Bang Energy Drinks vs Caffeinated
difference in S. mutans CFUs from exposure to Swirlit tea to frice depending on what group it belonged to. The Canary Sys- ing on in place and 85 said that they do have a school fluoride
 Soda: An In Vitro Study. Authors: Noni Henderson and
exposure to Camellia sinensis, was rejected. Swirlit tea exhib- tem was utilized to obtain demineralization and remineralization program. When asked if the school nurses knew what decay
 Kazandra Valadez. Mentor: Lindsay Mundil.
ited a 10.93 % reduction more than Camellia sinensis. values. looked like in the oral cavity, 102 responded “yes” and three
 Conclusion(s): S. mutans influences the overall health Results: As hypothesized, no significant differences Study Purpose/Objective: The purpose of this study answered “no”. All 105 respondents stated that their school
of the oral cavity, specifically in regard to biofilm, plaque accu- between the dentifrices were found. was to determine the erosive potential of Bang Energy drink does not have an intraoral camera.
mulation, and caries. Any reduction of S. mutans in the mouth Conclusion(s): The results suggest that nano-hydroxy- compared to regular caffeinated beverages like Coca-Cola. Conclusions: To conclude the researchers found that
is beneficial, and nearly 11% is a dramatic decrease. Clinically, apatite is as effective at remineralization of enamel as sodium Methods and Materials: The study used 21 extracted education level does not have a significant effect on knowledge
if hygienists were able to advertise Swirlit Tea as an oral health fluoride. permanent molars and premolars split into three groups of of the oral cavity. However, for every one year of experience
beverage that has been shown to aid in the reduction of S. seven teeth. The three groups were submerged in either Bang the odds of knowing what to do with an avulsed was 1.24x
mutans, it could be a simple lifestyle change for dental pa- Abstract #40 Energy drink, Coca-Cola or water. Teeth were weighed before higher.
tients to improve their oral health. and after the experiment to find the difference in weight and
 A study of differing high-volume evacuator tips and their
 efficacy in removing aerosols. Authors: Abby Duffy and Emily
 beverages were changed out every night. Abstract #45
 Abstract #38 Houtby. Mentor: Jaimee Shropshire.
 Results: There was no significant change in weight
 between the Bang Energy drink and Coca-Cola groups (p = In Vitro Study involving the growth of S. mutans in the
Prevalence of dental hygienists performing extraoral and presence of Whole Milk and Almond Milk. Authors: Sarah
 Study Purpose/Objective: The purpose of the study 0.7064) or Bang and tap water (p = 0.6540).
intraoral assessments in the state of Nebraska. Authors: Scholl and Kaylene Roberts. Mentors: Lindsay Mundil and
 was to compare three vacuums (PureVac, Saliva Ejector and Conclusion(s): There was no significant erosion poten-
Toni Doescher and Aspen Wallac. Mentor: Heather Hess- Dr. Thomas Petro.
 Nu-bird) in the elimination of aerosols produced during scaling. tial of Bang Energy drink and Coca-Cola. More research should
heimer.
 Methods and Materials: Paper filter discs were used be done to determine erosive potential of the beverages. Study Purpose/Objective: The purpose of this study
 Study Purpose/Objective: To analyze the differences to collect the aerosol dispersion. Discs were placed at various was to test alternative milk sources, such as almond milk and
in extraoral and intraoral examinations (EO/IO examinations) orientations of 12,2,4,6,8, and 10 o’clock and at different dis- Abstract #43 compare them to whole milk’s ability to grow and reproduce
between the University of Nebraska Medical Center (UNMC) tances of one, two and three feet. Scaling via the ultrasonic Streptococcus mutans (S. mutans) in the oral cavity.
 The effectiveness of activated charcoal dentifrice: An in
Dental Hygiene program graduates to other dental hygiene was done on three typodonts with two reps per typodont of Methods and Materials: S. mutans were grown in the
 vitro study. Authors: Vicky Nguyen and Olivia Rezac. Mentor:
program graduates who are currently practicing in the state of each vacuum. Fluorescent dye was placed in the water to show presence of both whole bovine milk and almond milk in incu-
 Brenda Utecht.
Nebraska visible representation of aerosol contamination on the paper bators with carbon dioxide to create a pH similar to that of the
 Methods and Materials: The researchers purchased discs. A clear grid was used to count each square centimeter of Study Purpose/Objective: The purpose of this study oral cavity.
the Nebraska licensed dental hygienists list and sent a sur- contamination on the discs. was to compare the abrasivity of activated charcoal dentifrice Results: The results showed that more S. mutans
vey to all current hygienists. The survey was created through Results: The data collected determined there was not with a standard dentifrice. grew in the presence of whole bovine milk than almond milk.