David earned a PhD in Biological Sciences from Columbia University in New York, NY, where he studied how Drosophila ovarian adult stem cells respond to cell signaling pathway manipulations. This work helped to redefine the organizational principles underlying adult stem cell growth models. He is currently a Science Writer, as part of the BioNews Services writing team.
The 30-second sit-to-stand test is a valid alternative to the traditional six-minute walk test in measuring the exercise capacity of children ... Read more
Greater severity of dyspnea, or labored breathing, is associated with higher functional impairment in people with bronchiectasis, a study has found. ... Read more
Renovion has secured $8.1 million in funding for the clinical development of ARINA-1 (ascorbic acid), an experimental nebulizer therapy to clear ... Read more