Principle Investigator

Arpana Gupta, PhD

Arpana Annie Gupta, PhD

Director, Neuroimaging Core, G. Oppenheimer Center for Neurobiology of Stress and Resilience
Associate Professor
Ingestive Behavior and Obesity Program
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA

Dr. Gupta completed a PhD degree in psychology, followed by an APA accredited clinical internship at Massachusetts General Hospital/Harvard Medical Center.


Investigators

Hiram Beltran-Sanchez PhD

Hiram Beltrán-Sánchez, PhD

Associate Professor, Department of Community Health Science, Fielding School of Public Health at UCLA
Associate Director, California Center for Population Research, UCLA

 
Dr. Beltrán-Sánchez' research focuses on population dynamics of health and aging with particular focus in Latin American countries. He studies the link between socioeconomic disadvantage and health from two different angles; first, how socioeconomic disadvantage makes some people die young.

Tien S. Dong, MD, PhD

Tien S. Dong, MD, PhD

Assistant Clinical Professor of Medicine
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA
 
Dr. Dong graduated with distinction from Stanford University with a BS in biological sciences. He subsequently received his MD from the University of Chicago. He completed his internal medicine residency at the University of Chicago, where he stayed on as faculty for an additional year as a liver hospitalist. 

Gilbert C. Gee, PhD

Gilbert C. Gee, PhD

Professor, Department of Community Health Serivces, Fielding School of Public Health at UCLA

Dr. Gee's research focuses on the social determinants of health inequities of racial, ethnic, and immigrant minority populations using a multi-level and life course perspective. A primary line of his research focuses on conceptualizing and measuring racial discrimination, and in understanding how discrimination may be related to illness.

Lisa Kilpatrick, PhD

Lisa Kilpatrick, PhD

Associate Researcher
G. Oppenheimer Center for Neurobiology of Stress and Resilience
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA

Dr. Kilpatrick graduated from UCLA with a BS with honors in cognitive science and a BS in mathematics. Subsequently, she earned a MA in experimental psychology from Radford University and a PhD in biological sciences from University of California Irvine (UCI). 

Jennifer S. Labus, PhD

Jennifer S. Labus, PhD

Director, Bioinformatics Core
Adjunct Professor of Medicine
G. Oppenheimer Center for Neurobiology of Stress and Resilience
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA

Dr. Labus is the director for the Biostatistics and Bioinformatics Core in the G. Oppenheimer Center for Neurobiology of Stress and Resilience at UCLA and director of the Bioinformatics Core in the UCLA Microbiome Center.

Emeran A. Mayer, MD

Emeran A. Mayer, MD

Director, G. Oppenheimer Center for Neurobiology of Stress and Resilience
Co-Director, CURE: Digestive Diseases Research Center
Distinguished Professor of Medicine, Physiology and Psychiatry
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA
 

Dr. Mayer has a career long interest in clinical and research aspects of brain body interactions, with a longstanding focus on the bidirectional communication between the brain and the gut.

May Wang, PhD

May Wang, PhD

Professor, Department of Community Health Sciences, Fielding School of Public Health at UCLA

Director, Interdisciplinary Graduate Certificate Program in Food Services, UCLA
 

Dr. Wang's research focuses on social and physical environmental influences on child nutrition, growth and health, and the contributions of policies, systems and the environment to nutrition and well-being. 

Xiaobei Zhang, PhD

Xiaobei Zhang, PhD

Postdoctoral Scholar
Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA
 

Dr. Zhang received her PhD in psychology from the University of Southern California. Her studies were focused on brain mechanisms involved in monetary and food decision-making. 


Residents

Vadim Osadchiy, MD

Vadim Osadchiy, MD

Resident Physician
Department of Urology
David Geffen School of Medicine at UCLA


Dr. Osadchiy attended UC Berkeley and graduated with highest honors, majoring in microbial biology. Prior to medical school, he worked as an analyst at a biotech startup focused on delivering an at-home model of clinical trials to patients with rare diseases.

Rachel Sarnoff, MD

Rachel Sarnoff, MD

Resident Physician, Internal Medicine
Young Investigator, Vatche and Tamar Manoukian Division of Digestive Diseases
David Geffen School of Medicine at UCLA


Dr. Sarnoff is currently training as a resident physician at UCLA's Internal Medicine Residency Program. Her research interests focus on the interplay between the brain, gut microbiome, and chronic diseases. She currently is investigating the brain-gut-microbiome changes in irritable bowel syndrome under Dr. Arpana Gupta.


Medical Student

Michelle Guan

Michelle Guan, MD

MD Candidate, Class of 2023
David Geffen School of Medicine at UCLA


Michelle graduated summa cum laude as a regents and alumni scholar from the University of California Los Angeles with a degree in psychobiology and a minor in biomedical research. She is currently pursuing her medical degree at the David Geffen School of Medicine at UCLA as part of the class of 2023. 


Study Coordinators

Jasmine Cap

Jasmine Cap, Undergraduate Student

Jasmine is an undergraduate psychobiology major at UCLA. She is a work-study student for Dr. Gupta at the Center for Neurobiology of Stress and Resilience (CNSR). Under this role, Jasmine assists the study coordinator Allison Vaughan with all tasks related to study recruitment, retention, and helping with running the studies, including the clinical trials.    

Allison Vaughan, MPH

Allison Vaughan Vaughan, MPH

Allison is a recent graduate of Stony Brook University in New York with a master’s in public health and data analytics. Before she joined the G. Oppenheimer Center for Neurobiology of Stress and Resilience, Allison was a study coordinator investigating caregivers’ perceptions of asthma and obesity in their children. She also assisted with a beta-trial of a new app to help caregivers track their child’s asthma. 


Team

  • Cathy Liu - Programmer Analyst
  • Priten Vora - Programmer Analyst

Graduate Students

  • Ravi R. Bhatt
  • Elena Coley

Undergraduate Students

  • Bilal Ahmed
  • Chelsea Chen
  • Rini Disai
  • Alex Foyt
  • Angie Ho
  • Shrey Pawar
  • Newton Peng
  • Genesis Ziheng Qu
  • Soumya Ravichandran
  • Kimberly Smart
  • Vishvak Subramanyam
  • Surugowtham Ulaganathan
  • Yiren Xu

Research Assistants

  • Roshan Bal (CalTech)
  • Jacob Watt Brewer
  • Yurui Zhang (UCLA)

Collaborators

  • Lisa Aziz, PhD (USC)
  • Aron Barbey, PhD (University of Illinois-Urbana Champaign)
  • Robert Barry, PhD (Harvard)
  • Susan Bookheimer, PhD (UCLA)
  • John Cryan, PhD (APC, Republic of Ireland)
  • Dan Del Rio, PhD (Parma University, Italy)
  • Chris Gull, PhD (Ulster.University, UK)
  • Rima Kaddurah-Daok, PhD (Duke University)
  • Valter Longo, PhD (USC)
  • Paul Ross (APC, Republic of Ireland)
  • Catherin Stanton (APC, Republic of Ireland)

Past Associates

  • Jonathan Acosta, BSc
  • Anita Alaverdyan, BSc
  • Kristen Coveleski, PhD
  • Connor Fling, MD
  • Kevin Ga, PhD
  • Leland Gao, BSc
  • Relizabeth Raye Gallagher, PhD
  • Kareem Hamadani, DO
  • Yuelinhe He, BSc
  • Jui-Yang Hong, PhD
  • Kin Wai Tony Hung, MD, MS (Masters Thesis Advisor)
  • Li Lin, MBA
  • Aubrey Love, MSc
  • Rishi Makkar
  • Jiaye Pan, BSc
  • Caleb Paydar, BSc
  • Yiyan Shi, MBA
  • Jean Stains, RN
  • Joanna Turkiewicz
  • Shangshang Wang, BSc
  • Sidong Wang, BSc
  • Yanghui Wang, BSc
  • Jacob Watt Brewer, BSc
  • Davis Woodworth, PhD
  • Han Wu, BSc