Health Sciences

A Tale of Two Genes: Penn Team Elucidates Evolution of Bitter Taste Sensitivity

It’s no coincidence that the expression “to leave a bitter taste in one’s mouth” has a double meaning; people often have strong negative reactions to bitter substances, which, though found in healthful foods like vegetables, can also signify toxicity. For this reason, the ability to sense bitterness likely played an important role in human evolution.

Katherine Unger Baillie

Penn Study Identifies New Trigger for Breast Cancer Metastasis

For years, scientists have observed that tumor cells from certain breast cancer patients with aggressive forms of the disease contained low levels of mitochondrial DNA. But, until recently, no one was able to explain how this characteristic influenced disease progression. 

Katherine Unger Baillie

Penn Student Moves from Military Service to Family Medicine

Many people decide to go back to school later in life to pursue an entirely different career. At the University of Pennsylvania, one non-traditional student’s experiences revolutionized his way of thinking about humanity, and he says the switch from chasing bad guys in Afghanistan to healing sick patients isn’t really so different, after all.

Jill DiSanto

Penn Medicine: Is Medical Education in a Bubble Market?

The costs of medical education must be reduced as part of efforts to rein in health care costs more generally, according to a Perspective published online this week in the New England Journal of Medicine.

Katie Delach



In the News


Slate.com

What’s going on with tranq?

Jeanmarie Perron of the Perelman School of Medicine says that the appearance and progression of skin ulcers and tissue loss on xylazine users is different than with other intravenous drugs.

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The Hill

It’s time to end the Medicare-Medicaid merry-go-round

In an opinion essay, Rachel M. Werner of the Leonard Davis Institute, Wharton School, and Perelman School of Medicine says that Medicare and Medicaid fail to integrate coverage and coordinate care across their two plans.

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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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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

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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