Health Sciences

Specifically, 40 percent of sexual-minority adolescents seriously considered suicide compared to 15 percent of their heterosexual counterparts, and nearly a quarter attempted suicide compared to approximately 6 percent of those in the sexual majority.

In a historic move, the U.S. Food and Drug Administration (FDA) today approved a gene therapy initially developed by researchers at the University of Pennsylvania and Children’s Hospital of Philadelphia (CHOP) for the treatment of a rare, inherited form of retinal blindness.

Nine American research universities and a major cancer institute today announced plans to give would-be life scientists clear, standardized data on graduate school admissions, education and training opportunities and career prospects.

One way to learn about climate change is to read about it, exploring the scientific literature, perusing science news and combing through reams of relevant data. Another way is to experience it firsthand.

For many people with advanced Type 2 diabetes, taking insulin is a regular part of their routine, helping them control their blood sugar by signaling the metabolism of glucose. But recently, researchers have been investigating GLP-1, a peptide that gets activated when people eat, triggering insulin through a more natural pathway.

Imagine you’re in a restaurant, hungry, anxious and a bit irritable awaiting your food order to arrive at the table. The server exits the kitchen with a tray full of steaming plates and a flood of relief washes over you.

Dentists rely on composite materials to perform restorative procedures, such as filling cavities. Yet these materials, like tooth enamel, can be vulnerable to the growth of plaque, the sticky biofilm that leads to tooth decay.

In mammals, including humans, the cells that contract the heart muscle and enable it to beat do not regenerate after injury. After a heart attack, there is a dramatic loss of these heart muscle cells and those that survive cannot effectively replicate.

Low-frequency rhythms of brain activity, when brain waves move up and down slowly, primarily drive communication between the frontal, temporal and medial temporal lobes.

Four members of the University of Pennsylvania faculty have been named Fellows of the American Association for the Advancement of Science. Election as an AAAS Fellow is an honor bestowed upon members of AAAS, the world’s largest general scientific society, by their peers.