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First ever ‘pioneer’ factor found in plants enables cells to change their fate
First ever ‘pioneer’ factor found in plants enables cells to change their fate
To start the process of unpacking tightly bundled genetic material, plants depend on the LEAFY pioneer protein, according to work led by biologist Doris Wagner.
The outlook for science under the Biden-Harris administration
The outlook for science under the Biden-Harris administration
Penn Today spoke with experts in various areas of science and environmental policy about what they anticipate will shift now that President Biden has assumed the nation’s leadership.
Parkinson's disease pathology is tied to the activity of cell's 'recycling centers'
Parkinson's disease pathology is tied to the activity of cell's 'recycling centers'
Genetic variations associated with both increases and reductions in risk of the neurodegenerative disease alter the action of ion channels within cellular organelles called lysosomes, a new Penn study finds.
Climate change doesn’t spare the smallest
Climate change doesn’t spare the smallest
Changing conditions have taken a toll on insects in the tropics, according to research by School of Arts & Sciences biologists Daniel Janzen and Winnie Hallwachs. But education and science offer a path forward, they say.
Applying physics expertise to making smiles brighter
Applying physics expertise to making smiles brighter
With a background in physics and material science, Yu Zhang has joined the School of Dental Medicine to advance the way dentists restore oral health.
Seeing clearly through the fog of war
Seeing clearly through the fog of war
In a new book, science historian M. Susan Lindee of the School of Arts & Sciences explores the interplay between scientific progress and violence in modern war.
Gut cells sound the alarm when parasites invade
Gut cells sound the alarm when parasites invade
A chain reaction led by cells lining the intestines tips the immune system off to the presence of the parasite Cryptosporidium, according to a study led by researchers in the School of Veterinary Medicine.
Side Gigs for Good across Penn
Side Gigs for Good across Penn
For many, 2020 was a difficult year. Despite that, the community found ways to go above and beyond, in their own backyards and across the world.
Vision researchers honored by End Blindness 2020
Vision researchers honored by End Blindness 2020
The Outstanding Achievement Prize highlights the contributions of the School of Veterinary Medicine’s Gustavo D. Aguirre and the Perelman School of Medicine’s Jean Bennett and Albert M. Maguire toward a gene therapy for a form of blindness.
The Pfizer-BioNTech vaccine emergency use authorization: Five takeaways
The Pfizer-BioNTech vaccine emergency use authorization: Five takeaways
The Perelman School of Medicine’s Holly Fernandez Lynch sheds light on the regulatory process that will allow companies to begin distributing their COVID -19 vaccines.