New variant BA.2.75.2 — in studies of serum from recovered covid patients, it shows “profound escape,” evading the antibodies produced from prior infections, and raising “concerns that it may effectively evade humoral immunity in the population.” https://t.co/3ZqhYGUpT1 pic.twitter.com/Ucq7gecD1G— Scott Gottlieb, MD (@ScottGottliebMD) September 22, 2022