Trial of Nasal Covid-19 Vaccine Opens

NIH is testing an experimental Covid-19 nasal vaccine in healthy adults.
Photo: Sergey Chips/Shutterstock
Trial sites are Baylor College of Medicine, Tex.; the Hope Clinic of Emory University, Ga.; and New York University, Long Island. Dr. Hana M. El Sahly at the Baylor Vaccine Research Center is leading the study.