STUNNING—South African’s CDC has made a sobering declaration:

“We now know that mutations (K417N & E484K) have allowed #SARSCoV2 to become resistant to antibody neutralization.”

“Blood samples from *1/2 tested showed all neutralizing activity* was lost.”https://t.co/tknhjPtagL pic.twitter.com/yh9vuuswMC

— Eric Feigl-Ding (@DrEricDing) January 20, 2021