Health Sciences

Low-calorie diet enhances intestinal regeneration after injury

Dramatic calorie restriction, diets reduced by 40 percent of a normal calorie total, have long been known to extend health span, the duration of disease-free aging, in animal studies, and even to extend life span in most animal species examined.

Katherine Unger Baillie

Penn engineers test drug transfer using placenta-on-a-chip

Researchers at the University of Pennsylvania’s School of Engineering and Applied Science have demonstrated the feasibility of their “organ-on-a-chip” platform in studying how drugs are transported across the human placental barrier.

Ali Sundermier, Evan Lerner

Penn chemists develop 'motion capture' technology for tracking protein shape

In many modern animated movies, the trick to achieving realistic movements for individual characters and objects lies in motion-capture technology. This process often involves someone wearing a tracking suit covered in small, colored balls while a camera captures the position of those colored balls, which is then used to represent how the person is moving.

Ali Sundermier

Study uncovers therapeutic targets for aggressive triple-negative breast cancers

As part of a breast-cancer diagnosis, doctors analyze the tumor to determine which therapies might best attack the malignancy. But for patients whose cancer is triple-negative — that is, lacking receptors for estrogen, progesterone and Her2 — the options for treatment dwindle. Triple-negative cancers, or TNBC, also tend to be more aggressive than other cancer subtypes.

Katherine Unger Baillie



In the News


The Washington Post

Americans are sleeping more than ever. See how you compare

Mathias Basner of the Perelman School of Medicine says that work and traveling are the major sleep killers, with the majority of traveling being commuting to and from work.

FULL STORY →



Today

Should you try oil pulling to boost your oral health? Dentists explain benefits and side effects

Dean Mark Wolff of the School of Dental Medicine says there aren’t enough robust, large-scale clinical studies or trials demonstrating the supposed benefits of oil pulling.

FULL STORY →



Fox 29 (Philadelphia)

Cannabis reclassification could be game-changer for U.S. drug policy

Michael Cirigliano of the Perelman School of Medicine says that marijuana deserves to be removed from the same category as LSD, heroin, and fentanyl.

FULL STORY →



Philadelphia Inquirer

These two Philly-area nurses are on a mission to get nursing recognized as a STEM field

Marion Leary of the School of Nursing is co-leading a national coalition seeking to convince federal agencies to recognize the field of nursing as a STEM profession.

FULL STORY →



San Francisco Chronicle

Fentanyl overdoses hit a surprising group of San Franciscans: the city’s dogs

Cynthia Otto of the School of Veterinary Medicine says that fentanyl can be absorbed across the mucous membranes in canine noses, causing dogs to face a life-threatening overdose.

FULL STORY →