Lab Team
CheMyong Jay Ko, PhD
PROFESSOR
jayko@illinois.edu
217-333-9362
Ph.D. Biology Education,
Seoul National Univ., 1994-1998
University of Illinois Affiliations:
Interdisciplinary Environmental Toxicology Program
Neuroscience Program
Division of Nutritional Sciences
Institute of Genome Biology
![Jieun Oh](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2022/06/Jieun-Oh-225x300.jpg)
Jieun Oh, DVM/MS
Graduate student
jieuneo2@illinois.edu
Project Title:
Estrogen signaling in forming oocyte pool
![Mary Bunnel](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2022/06/Mary-Bunnel-225x300.jpg)
Mary Bunnell, BS
Graduate student
maryab2@illinois.edu
Project Title:
Environmental effect on HPG axis formation
![ChanJin Park ChanJin Park](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2022/06/Chanjin-225x300.jpg)
ChanJin Park, PhD
Adjunct Research Assistant Professor
cjpark85@illinois.edu
Project Titles:
PGR in follicle rupture
& ESR1-ESR2 conversion
![Kayla Tando Kayla Tando](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2023/08/tando_kayla-c-e1693517335484-233x300.jpg)
Kayla Tando
DVM Student
kaylat2@illinois.edu
Project Title:
Sex steroid in neonatal Kisspeptin neurons
![Lea profile](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2025/01/Lea-profile-241x300.jpeg)
Lea Stangenes
Undergraduate Student
leaks2@illinois.edu
Project Title:
Environmental effect on HPG axis formation
ILLINOIS ALUMNI
![Valeria](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2019/12/Valeria-150x150.jpg)
Valeria Ivania
![Perez_Pablo2](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/09/Perez_Pablo2.jpg)
Pablo Perez
PhD STUDENT
Fulbright Scholar
(Visiting from University of Cordobar, Argentina)
pablop@illinois.edu
![yoonjung2](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/09/yoonjung2.jpg)
Yoon Jung Lee, BS
RESEARCH ASSISTANT 2014-2015
lee683@illinois.edu
Current: Current PhD student at KAIST
![gal](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/09/gal.jpg)
Arnon Gal, DVM/PhD
PhD STUDENT 2011-2014
agal2@illinois.edu
Current: Assistant Professor at University of Illinois at Urbana-Champaign
![koo2](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/10/koo2.jpg)
Young Bum Koo, PhD
VISITING SCHOLAR 2012-2013
mbkooyb@inje.ac.kr
Current: Professor,
Inje University
![oh_biopic](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/09/oh_biopic.jpg)
SangWook Oh, PhD
VISITING SCHOLAR 2011-2012
sangwoh62@gmail.com
Current: Professor,
Jeonbuk University, Korea
![erdei](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2017/09/erdei.jpg)
Mandy Erdei
DVM STUDENT
erdei2@illinois.edu
![prohaska_hailey](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2017/09/prohaska_hailey-225x300.jpg)
Hailey Prohaska
DVM STUDENT
prohask2@illinois.edu
![RB (6)](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2018/01/RB-6-219x300.jpg)
Radwa Barakat, DVM/PhD
POST DOCTORAL RESEARCHER
radwab@illinois.edu
Project Title:
Effect of DEHP on gonadal development
![Ellie_web](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2019/12/Ellie_web-1-219x300.jpg)
Ellie Cho
UNDERGRADUATE STUDENT
ymc2@illinois.edu
Project Title:
Development of hamster’s reproductive system
![Eugene](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2020/04/Eugene-213x300.jpg)
Eugene Ham
UNDERGRADUATE STUDENT
eham3@illinois.edu
Project Title:
Pathological significance of Esr1-Esr2 conversion
![zhou_s](https://vetmed.illinois.edu/ko-lab/wp-content/uploads/sites/38/2017/09/zhou_s.jpg)
Sherry Qi Zhou, MD
RESEARCH ASSOCIATE PROFESSOR
szhou@illinois.edu
Project title:
Progesterone receptor in the Corpus Luteum
![Bensen Wang](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2022/10/Bensen-Wang-225x300.jpg)
Bensen Wang, BS
Graduate student
bensenw2@illinois.edu
Project Titles:
Neonatal exposure on gonadal development
![Behrokh Mazban-5](https://vetmed.illinois.edu/kolaboratory/wp-content/uploads/sites/38/2022/06/Behrokh-Mazban-5-216x300.jpg)
Behrokh Marzban, DVM/PhD
Visiting Professor
behrokhm@illinois.edu
Project Title:
Sex steroid in neonatal Kisspeptin neurons