Perelman School of Medicine

Penn: Mom’s Stress Alters Babies’ Gut and Brain through Vaginal Microbiome

Stress during the first trimester of pregnancy alters the population of microbes living in a mother’s vagina. Those changes are passed on to newborns during birth and are associated with differences in their gut microbiome as well as their brain development, according to a new study by University of Pennsylvania researchers.

Katherine Unger Baillie

High Levels of Moral Reasoning Correspond with Increased Gray Matter in Brain

Individuals with a higher level of moral reasoning skills showed increased gray matter in the areas of the brain implicated in complex social behavior, decision making, and conflict processing as compared to subjects at a lower level of moral reasoning, according to new research from the Perelman School of Medicine and the Wharton School of the University of Pennsylvania in collaboration with a researcher from Charité Universitätsmediz in Berlin, Germany. 

Lee-Ann Donegan



In the News


Fox 29 (Philadelphia)

Cannabis reclassification could be game-changer for U.S. drug policy

Michael Cirigliano of the Perelman School of Medicine says that marijuana deserves to be removed from the same category as LSD, heroin, and fentanyl.

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The Washington Post

Americans are sleeping more than ever. See how you compare

Mathias Basner of the Perelman School of Medicine says that work and traveling are the major sleep killers, with the majority of traveling being commuting to and from work.

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Newsweek

Man does DNA test, not prepared for what comes back ‘unusually high’

César de la Fuente of the School of Engineering and Applied Science and Perelman School of Medicine says that Neanderthal DNA provides insights into human evolution, population dynamics, and genetic adaptations, including correlations with traits such as immunity and susceptibility to diseases.

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Women’s Health

How does fat leave the body? Experts explain the weight loss process

Colleen Tewksbury of the School of Nursing and Perelman School of Medicine says that waist circumference is a more accessible and potentially more helpful measure for fat loss than stepping on a scale.

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Philadelphia Inquirer

Cardiac arrest recoveries are great stories, but they’re rare. We can fix that

In an opinion essay, Raina Merchant of the Perelman School of Medicine says that low survival rates for cardiac arrest can be improved by increasing rates of CPR.

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