(Reuters) – The fast-spreading BA.4 and BA.5 sub-lineages of Omicron are estimated to make up a combined 70.1% of the coronavirus variants in the United States as of July 2,…
(Reuters) – The fast-spreading BA.4 and BA.5 sub-variants of Omicron are estimated to make up a combined 52% of the coronavirus cases in the United States as of June 25,…
BEIJING – A small Chinese study detailed in The Lancet Infectious Diseases journal showed neutralising antibodies against some Omicron sub-variants were largely undetectable after two doses of a Sinopharm COVID-19…
(Reuters) – The BA.4 and BA.5 sub-variants of Omicron are estimated to make up nearly 5% and 8% of the coronavirus variants in the United States as of June 4,…
By Jennifer Rigby (Reuters) – The World Health Organization said on Monday it is tracking a few dozen cases of two new sub-variants of the highly transmissible Omicron strain of…