CHICAGO (Reuters) – Two studies in monkeys published on Wednesday offer some of the first scientific evidence that surviving COVID-19 may result in immunity from reinfection, a positive sign that vaccines under development may succeed, U.S. researchers said on Wednesday.
FILE PHOTO: A woman holds a small bottle labeled with a “Vaccine COVID-19” sticker and a medical syringe in this illustration taken April 10, 2020. REUTERS/Dado Ruvic/Illustration
Although scientists have assumed that antibodies produced in response to the new coronavirus virus are protective, there has been scant scientifically rigorous evidence to back that up.
In one of the new studies, researchers