U.S. Department of Health and Human Services

Liver Energy and Metabolism Section

Yaron Rotman, M.D., M.Sc., Chief

Section Staff

Photo of Dr. Yanling Ma, Ph.D.

Yanling Ma, Ph.D., Post-Doctoral Fellow

Dr. Ma received her Ph.D. in cardiovascular pharmacology in 2012 from the Shanghai Institute of Materia Medica in Shanghai, China. She then worked as a biologist-scientist in the China Research and Development Center of Eli Lilly, focusing on development of novel anti-diabetic medications and their mechanism of action. She joined the Liver and Energy Metabolism Section in August 2014 and her project is centered on understanding the mechanism of action of novel genes that are associated with NAFLD.

Photo of Dr. Maren Podszun, Ph.D.

Maren Podszun, Ph.D., Post-Doctoral Fellow

Dr. Podszun received her Ph.D. in Nutritional Sciences in 2015 from the University of Hohenheim in Stuttgart, Germany, where she worked on the impact of vitamin E on xenobiotic metabolism and hepatic lipid accumulation in animal models. She joined the Liver and Energy Metabolism Section in January 2016 and is working on understanding the mechanism of action of vitamin E as a therapeutic agent in human fatty liver disease. When she is not in the lab, she enjoys reading and taking dance lessons, and is a passionate beekeeper who loves to observe seasonal changes both in the hive and nature.

Photo of Dennis Lin, B.S.P.H.

Dennis Lin, B.S.P.H. - Post-baccalaureate IRTA Fellow

Mr. Lin received his Bachelor’s degree in Public Health with a Nutrition Concentration from the Gillings School of Global Public Health at the University of North Carolina in 2018. He joined the Liver and Energy Metabolism Section in June 2018 and his projects are focused on studying the mechanism of action of novel genes associated with NAFLD.


Alumni

Photo of Michael Witthaus, M.D.

Michael Witthaus, M.D., Post-baccalaureate IRTA, 2010-2011


Next position
: Medical Student, Boston University, Boston, MA

Current position: Surgical Resident, University of Rochester, Rochester, NY

Photo of Dr. Koji Fujita, M.D., Ph.D.

Koji Fujita, M.D., Ph.D., Post-Doctoral Fellow, 2011-2014


Next position
: Research Assistant, Division of Gastroenterology and Hepatology, Yokohama City University Graduate School of Medicine, Yokohama, Japan

Current position: Research Assistant, Division of Gastroenterology and Hepatology, Yokohama City University Graduate School of Medicine, Yokohama, Japan

Photo of Gihan Naguib, M.B.Ch.B.

Gihan Naguib, M.B.Ch.B., T-32 Clinical Fellow (University of MD), 2013-2016


Next position
: Clinical Associate, Division of Pediatric Gastroentrology and Nutrition, Johns Hopkins Children’s Center

Current position: Assistant Professor of Pediatrics, Division of Pediatric Gastroenterology and Nutrition, Johns Hopkins Children's Center

Photo of Katherine Valles, B.Sc.

Katherine Valles, B.Sc. - Post-baccalaureate IRTA 2014-2016


Next position
: Medical Student, Albert Einstein College of Medicine, New York, NY

Photo of Philip Brown, B.Sc.

Philip Brown, B.Sc. -Post-baccalaureate IRTA 2016-2018


Next position
: M.D., Ph.D. Student, University of Texas Southwestern, Dallas, TX.