New Omicron BA.4 and BA.5 Sublineages May Evade Vaccines, Natural Immunity. What Experts Say

April 30, 2022 | John Murphy | Leave a Comment

Authors: Mint Newsletters April 29, 2022 The BA.4 and BA.5 sublineages appear to be more infectious than the earlier BA.2 lineageThe sub-lineages have been detected in seven of South Africa’s…[...]

Two new Omicron COVID subvariants BA.4 and BA.5 being analyzed by WHO

April 12, 2022 | John Murphy | Leave a Comment

Only a few dozen cases of BA.4 and BA.5 have been reported to the global GISAID database, according to WHO Authors: Jennifer Rigby Reuters April 11, 2022 The World Health…[...]