Principal Investigator
Geelsu Hwang, Ph.D.
My research interest has focused on applying engineering principles and tools to understand the pathogenesis of various biofilm-associated oral diseases, and to develop therapeutic approaches. My research also includes the dynamic interplay between host and microbes in the context of infectious oral disease.

Postdoctoral researcher
Dr. Oh, Minjun
(Aug 2020-Present)
Ph.D. in Chemical engineering,
Sungkyunkwan University, South Korea
co-advised by Profs. Hyun (Michel) Koo and Daeyeon Lee

Grad Student
Cerjay Lugtu
(Jul 2021-Present)
DMD candidate
Class of 2024
School of Dental Medicine
University of Pennsylvania

Monika Ferreira
(Oct 2021-Sep 2022)
Visiting PhD student
Faculty of Dentistry
Universidade Federal de Pelotas, Brazil
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Stephanie Dominguez
(Jul 2022-Present)
DMD candidate
Class of 2025
School of Dental Medicine
University of Pennsylvania

Teny Odaimi
(July 2022-Present)
DMD candidate
Class of 2025
School of Dental Medicine
University of Pennsylvania

Undergrad student
Ravikiran Ramjee
(Jun 2021-Present)
School of Engineering & Applied Science
University of Pennsylvania

Alumni
Volunteer
Je Choi
(Jan 2020-Mar 2020)
MS in Materials Science and
Engineering,
University of Pennsylvania

Volunteer
Sherry Zheng
(Jun 2020-Feb 2021)
NYU College of Dentistry
(Class of 2025)
B.S. in Neuroscience,
Dietrich School of Art & Sciences,
University of Pittsburgh

Undergraduate student
Le (Helen) He
(Jun 2020-Aug 2020)
School of Arts & Sciences
University of Pennsylvania

Visiting professor
Dr. Ryu, Jehwang
(Feb 2020-Jan 2021)
Associate professor
Chonnam National University,
Gwangju, South Korea

Graduate student
Joseph Heo
(Jun 2020-Aug 2021)
School of Arts & Sciences
University of Pennsylvania

Graduate student
Brett Kim
(Jul 2021-Aug 2021)
DMD candidate
Class of 2024
School of Dental Medicine
University of Pennsylvania

Graduate student
Bawazir, Marwa Mohammed
(Dec 2019-Aug 2021)
DScD program
School of Dental Medicine
University of Pennsylvania

Visiting professor
Dr. Kim, Kirim
(Mar 2021-Dec 2021)
Associate professor
Kyungpook National University, Sangju, South Korea

Postdoc
Dr. Dhall, Atul
(Sep 2019-Dec 2021)
Ph.D. in Nanoscale Engineering,
SUNY Polytechnic Institute, State University of New York, Albany, NY

Postdoc
Dr. Kim, Hye-Eun
(Oct 2018-Feb 2022)
Ph.D. in Molecular biology,
Hiroshima University, Japan

Undergraduate student
Jeewoo (Tiffany) Lee
(Jun 2021-Aug 2021)
School of Arts & Sciences
University of Pennsylvania
Lee.jpg)
Undergraduate student
Kevin Tao
(Sep 2021-May 2022)
School of Arts & Sciences
University of Pennsylvania
