Perelman School of Medicine

Penn Researchers Find New Role for Cancer Protein p53

PHILADELPHIA - The gene for the protein p53 is the most frequently mutated in human cancer. It encodes a tumor suppressor, and traditionally researchers have assumed that it acts primarily as a regulator of how genes are made into proteins.

Karen Kreeger

Immune Cells Protect Body from Invaders, According to Penn Researchers

PHILADELPHIA - So-called barrier sites -- the skin, gut, lung – limit the inner body’s exposure to allergens, pollutants, viruses, bacteria, and parasites. Understanding how the immune system works in these external surfaces has implications for understanding such inflammatory diseases as asthma, psoriasis, IBD, and food allergies, all of which occur at the body’s barriers.

Karen Kreeger



In the News


The New York Times

How Kennedy could make it harder for you and your family to get vaccinated

In a co-written opinion essay, PIK Professor Ezekiel Emanuel explains how Robert F. Kennedy Jr. and his allies in the Trump administration could discourage the use and research of vaccines.

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The New York Times

Elon Musk asked people to upload their health data. X users obliged

Matthew McCoy of the Perelman School of Medicine recommends not contributing private health data to the X chatbot Grok as an individual user.

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Philadelphia Inquirer

Penn is giving out free gun safes to help Philadelphians secure their firearms

Penn Medicine is giving out gun safes and locks to help people keep their firearms safe from children in the home, with remarks from Sunny V. Jackson and Neda Khan.

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The Washington Post

Is it anxiety or something else? What women should know

Lily Brown of the Perelman School of Medicine says that rates of anxiety disorders skyrocket around the time of first menstruation in puberty.

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The Washington Post

The latest skincare trend: Beef fat. Yes, beef fat

Bruce Brod of the Perelman School of Medicine says that there’s no evidence to show beef tallow is better than conventional moisturizers.

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