The BA.2 sublineage of the SARS-CoV-2 Omicron variant has become dominant in most countries around the world; however, the prevalence...
BA4
Roll up those sleeves again. The U.S. Centers for Disease Control and Prevention (CDC) has approved the latest vaccine incarnation...
People queue at a COVID-19 test site in New York City last month, when the BA.4 and BA.5 subvariants were...
SARS-CoV-2 Omicron subvariants BA.2.12.1 and BA.4/5 have surged dramatically to become dominant in the United States and South Africa, respectively1,2....
BA.4 and BA.5 seem to be causing fewer hospitalizations and deaths than previous Omicron variants.Credit: Morteza Nikoubazl/NurPhoto via Getty Like...
These authors contributed equally: Yunlong Cao, Ayijiang Yisimayi, Fanchong Jian, Weiliang Song, Tianhe Xiao, Lei Wang, Shuo Du, Jing Wang,...