Senior pictures

Graduating senior and photographer Isabel Zapata captured 57 of her classmates in places of significance to create Torch Magazine. The publication features their reflections as well as her portraits.

Louisa Shepard

A link between mitochondrial damage and osteoporosis

In healthy people, a tightly controlled process balances the activity of osteoblasts, which build bone, and osteoclasts, which break it down. Damage to cells’ mitochondria can make that process go awry, meaning exposure to cigarette smoke, alcohol, environmental toxins can increase the risk of osteoporosis.

Katherine Unger Baillie

Putting mussels to the test

With a mussel hatchery in the future for the Schuylkill River, students in Byron Sherwood’s field biology course used scientific rigor to ask how effectively these filter feeders might render the water clean.

Katherine Unger Baillie

We’re only as good as our microbiomes are happy

Understanding the microbiome, the collection of bacteria, viruses, and fungi in the gut, is helping to sort out the intricacies of diet, chronobiology, cancer treatment, and more.

Penn Today Staff

Microbiologist named Penn Presidential Professor

Kellie Ann Jurado has been recognized by President Amy Gutmann for her research on the immune system and viral infections. Her current work is on the immune response during a Zika infection.

Penn Today Staff

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In the News

Genetic Engineering & Biotechnology News

Scientists Isolate Human Lung Progenitor Cells That Repair Alveolar Damage

Edward E. Morrisey, of the Perelman School of Medicine, has co-authored a paper on lung stem cells in mice and humans, which may lead to the development of new strategies for human lung regeneration.


The Scientist

Parasitologist, Reprogrammed: A Profile of David Roos

David Roos of the School of Arts and Sciences was profiled for his journey from art major to scientist and for his current work developing EuPathDB, a catalog of “parasites and other pathogens.”