Health Sciences

Penn Researchers Identify First Sex Chromosome Gene Involved in Meiosis and Male Infertility

PHILADELPHIA -– A team of scientists led by University of Pennsylvania veterinary researchers have identified a gene, TEX11, located on the X chromosome, which when disrupted in mice renders the males sterile and reduces female fecundity. This is the first study of the genetic causes of infertility that links a particular sex chromosome meiosis-specific gene to sterility.

Jordan Reese

Sarah Tishkoff Named Penn's Newest PIK Professor

PHILADELPHIA -– Sarah Tishkoff, a leading global expert in human genetics, has been named the sixth Penn Integrates Knowledge University Professor at the University of Pennsylvania.The announcement was made today by Penn President Amy Gutmann and Provost Ronald Daniels.

Jordan Reese



In the News


The Wall Street Journal

The quest for treatments to keep weight off after Ozempic

Researchers at Penn are conducting a co-authored study of the brains, fat and muscle cells, and eating patterns of people trying to maintain new body sizes.

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Philadelphia Inquirer

Inside Penn’s transfer center

Penn Medicine’s transfer command center gets patients from affiliated hospitals and hospitals outside Philadelphia to specialized care that can save lives, with comments from CEO Kevin Mahoney.

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Philadelphia Inquirer

Operating rooms are major sources of greenhouse gasses. Penn is eliminating a form of anesthesia that hangs in the air for more than a decade after use

Penn Medicine is phasing out the anesthesia desflurane at four of its six hospitals to eliminate harmful greenhouse gases, with remarks from Greg Evans.

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Philadelphia Inquirer

Broad Street runners from Penn are racing with gyroscopes to study the Achilles tendon

Casey Jo Humbyrd and Josh Baxter of the Perelman School of Medicine and colleagues will track data from running the Broad Street Run to understand how a healthy Achilles tendon functions.

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National Geographic

What is topical steroid withdrawal? If you have eczema, here’s what you should know

Bruce Brod of the Perelman School of Medicine says that prolonged or overuse of topical steroids can cause rosacea, skin thinning, stretch marks, and an extreme and debilitating withdrawal.

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