BA4

Will new COVID variants BA.4 and BA.5 cause the Bay Area’s surge to get even worse?

Will new COVID variants BA.4 and BA.5 cause the Bay Area’s surge to get even worse?

Two new highly infectious and immune-evasive coronavirus variants are now dominant in the United States, according to estimates released this week by the Centers for Disease Control and Prevention, and together they likely will drive the Bay Area’s long spring surge well into summer, health experts say. It’s not yet clear exactly what impact BA.4 …

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The Omicron subvariants BA.4 and BA.5 have together become dominant in the U.S., the C.D.C. estimates.

The Omicron subvariants BA.4 and BA.5 have together become dominant in the U.S., the C.D.C. estimates.

BEIJING — June, for Shanghai, was supposed to be a time of triumph. After two months of strict lockdown, the authorities had declared the city’s recent coronavirus outbreak under control. Businesses and restaurants were finally reopening. State media trumpeted a return to normalcy, and on the first night of release, people milled in the streets, …

The Omicron subvariants BA.4 and BA.5 have together become dominant in the U.S., the C.D.C. estimates. Read More »

Here’s what you need to know about Omicron subvariants BA.4 and BA.5 - The Boston Globe

Here’s what you need to know about Omicron subvariants BA.4 and BA.5 – The Boston Globe

BA.4 and BA.5 are being detected in a rising number of cases across the United States, according to the US Centers for Disease Control and Prevention. The newcomers are swiftly elbowing out the Omicron subvariants BA.2 and BA.2.12.1. Researchers at the Broad Institute of MIT and Harvard estimate that as of mid-June, about half of …

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Neutralization Escape by SARS-CoV-2 Omicron Subvariants BA.2.12.1, BA.4, and BA.5 | NEJM

Neutralization Escape by SARS-CoV-2 Omicron Subvariants BA.2.12.1, BA.4, and BA.5 | NEJM

To the Editor: Figure 1. Figure 1. Omicron Subvariant Mutations and Neutralizing Antibody Responses. Panel A shows the lineage of mutations that have been identified in the omicron BA.1, BA.2, BA.2.12.1, and BA.4 or BA.5 subvariants of SARS-CoV-2, as compared with the reference WA1/2020 isolate. BA.4 and BA.5 have identical sequences of the spike protein …

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European CDC Calls Omicron BA.4, BA.5 Covid-19 Variants Of Concern

European CDC Calls Omicron BA.4, BA.5 Covid-19 Variants Of Concern

With the BA.4 and BA.5 Omicron subvariants spreading, Portugal has been experiencing an upswing in … [+] Covid019 cases. (Photo by Jorge Mantilla/NurPhoto via Getty Images) NurPhoto via Getty Images When something goes from being of interest to being a concern, it’s usually taken a turn for the worse. That would apply to a date, …

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