Pfizer ‘#variant hunters’ race to stay ahead of the #Covid-19 pandemic - STAT
▻https://www.statnews.com/2021/08/30/inside-pfizer-labs-variant-hunters-race-to-stay-ahead-of-pandemic-2
Monitoring the virus so closely has yielded some surprises, including calling into question old assumptions about vaccines: Recipients have protection before the vaccines have generated a significant antibody response , for example, a finding that is leading researchers to devise new methods of evaluating future vaccine candidates.