In a new study, published in the Journal of Neuroscience, a team led by scientists from the University of Pennsylvania found that a particular set of cells in a small region of the brain are responsible for memory problems after sleep loss. By selectively increasing levels of a signaling molecule in these cells, the researchers prevented mice from having memory deficits.
Irritable bowel syndrome, a condition affecting up to 10 percent of the population, often occurs alongside anxiety and depression.
The bed bug may be just as dangerous as its sinister cousin, the triatomine, or “kissing” bug.
As scientists probe the molecular underpinnings of why some people are prone to obesity and some to leanness, they are discovering that weight maintenance is more complicated than the old “calories in, calories out” adage.
Penn in the news
Emily Conant of the Perelman School of Medicine is quoted about a new device used to minimize painful mammograms.
John Hogenesch of the Perelman School of Medicine is featured for creating an atlas of gene expression in humans and mice.
Robert Schnoll of the Perelman School of Medicine comments on permitting smoking on the premises of mental health treatment centers.
John Hogenesch of the Perelman School of Medicine says, “If they do have time-of-day effects, there’s the potential to make these medications work better by taking them at the right time.”
Jonathan Moreno of the Perelman School of Medicine and the School of Arts & Sciences and actor John Pankow discuss group theater and how it influences science and life offstage.