Do some people have cross-reactive antibodies to #SARSCoV2? If so, who are they? And are these cross-reactive Abs protective against #COVID19? A fascinating study by @KevinWNg et al provides answers. Thread. (1/n)
https://t.co/U9UVrwztX5

— Prof. Akiko Iwasaki (@VirusesImmunity) November 7, 2020