Tweet from EricTopol at May 03, 2022 at 06:18AM
First assessment of the immune escape of BA.2.12.1 (headed toward US dominance), which is substantial, more than BA.2, with little cross-immunity with BA.1, similar to BA.4 and BA.5, and questioning the value of Omicron BA.1 booster vaccines
https://t.co/hnP7OMVwlz— Eric Topol (@EricTopol)
May 3, 2022
from http://twitter.com/EricTopol