Brainstem

Focused delivery for brain cancers

Hong Chen, assistant professor of biomedical engineering in the School of Engineering & Applied Science and assistant professor of radiation oncology at the School of Medicine, reached across disciplines to work toward a more focused drug delivery system that could target tumors lodged in the brainstem, the body’s most precious system.

Better than a pill

With a new $1.7 million award from the National Institutes of Health, a team from Washington University in St. Louis plans to develop a silk-based system to better alleviate the pain and discomfort of osteoarthritis.

An exquisite container

A tiny cage of gold covered with a smart polymer responds to light, opening to empty its contents and resealing when the light is turned off. The smart nanocages could be used to deliver drugs directly to target sites, thus avoiding systemic side effects.