Karen Kreeger

Amyloid fibers are protein aggregates associated with numerous neurodegenerative diseases, including Parkinson's disease, for which there are no effective treatments.

Healthy humans harbor an enormous and diverse group of bacteria and other bugs that live within their intestines. These microbial partners provide beneficial aid in multiple ways – from helping digest food to the development of a healthy immune system.

A study published this week in Cancer Cell from the Perelman School of Medicine and the Abramson Cancer Center at the University of Pennsylvania describes how pancreatic cancer cells produce a protein that attracts immune cells and tricks them into helpin

A team from the Perelman School of Medicine and the Abramson Family Cancer Research Institute at the University of Pennsylvania found that the FDA-approved drug daclizumab improved the survival of breast cancer patients taking a cancer vaccine by 30 percent, compared to those patients not taking

Perelman School of Medicine at the University of Pennsylvania researchers have discovered a mechanism involving the neurotransmitter dopamine that switches fruit fly behavior from being active during the day (diurnal) to nocturnal.

The American Heart Association (AHA) announced today that they have made their first investment through the Science & Technology Accelerator Program into CytoVas, LLC. The company was founded by Jonni S.

All cells have the ability to recycle unwanted or damaged proteins and reuse the building blocks as food. But cancer cells have ramped up the system, called autophagy, and rely on it to escape damage in the face of chemotherapy and other treatments.

A Penn research team, led by Mitchell Lazar, MD, PhD, director of the Institute for Diabetes, Obesity, and Metabolism at the Perelman School of Medicine, University of Pennsylvania, repor

After nearly 13 years of study and intense debate, a pair of new papers from the Perelman School of Medicine, at the University of Pennsylvania have confirmed exactly how a once-popular class of anti-inflammatory drugs leads to cardiovascular risk for people taking it.

Arthur H. Rubenstein, MBBCh, was awarded the highest honor of the Association of American Physicians (AAP) the George M. Kober Medal, this week at the annual joint meeting of the AAP and the American Society for Clinical Investigation.