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Current Variant Proportions and Modeling Estimates. Percent prevalence of variants circulating in California are listed in the table below. Of total cases sequenced in April 2024, 30.5% were JN.1 (BA.2.86.1.1), 17.4% were JN.1.4, and 12.3% were JN.1.7. Lineage . JN.1.
Aug 27, 2021 · California fully reopened June 15, after cases had been low and relatively flat since the spring. But all the while, experts warned of the highly infectious delta taking hold.
- Kellie Hwang
- Newsletter Editor
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Jul 1, 2021 · In Butte County, officials said the Delta variant had been identified in at least one case, The Chico Enterprise-Record reported. Here’s what scientists know about the Delta variant.
Aug 10, 2021 · It's hard to say when the first cases of the Delta variant, also called B.1.617.2, emerged in the U.S., but reports from May indicate the variant was present in the country from that month at the ...
- Ed Browne
Jul 5, 2021 · By contrast, from May 9 to May 22, Delta made up less than 3% of analyzed coronavirus samples nationwide. There are reports of rapidly increasing Delta cases confirmed in Los Angeles County...
Oct 14, 2021 · Oct. 14, 2021 11:34 AM PT. With coronavirus case rates on the downswing nationally — and especially in California — there’s growing optimism that the highly infectious Delta variant may finally...
The Delta variant (B.1.617.2) was a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in India on 5 October 2020. The Delta variant was named on 31 May 2021 and had spread to over 179 countries by 22 November 2021.
