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- kathy.katella-cofrancesco@yale.edu
- Where did JN.1 come from, and how is it different? The JN.1 strain surfaced in the U.S. in September. It is a close relative of BA.2.86 (informally referred to as “Pirola”), a lineage of the Omicron variant that the CDC has been tracking since August.
- What do we know—and not know—about JN.1? Although there is not yet enough evidence to say anything definitively, JN.1 does not seem to cause more cases of severe disease or symptoms that differ from those associated with previous strains.
- How can people protect themselves against these new coronavirus subvariants? Anticipation of three viruses—SARS-CoV-2, influenza, and RSV—hitting around the same time in the fall and winter has contributed to fears of a “tripledemic” in recent years.
Dec 15, 2023 · A highly mutated COVID-19 variant, JN.1, is the dominant strain in the U.S., the CDC says. What to know about symptoms, transmission and vaccines. ... according to the latest CDC data on ...
- Caroline Kee
New variants of SARS-CoV-2, the virus that causes COVID-19, will continue to occur. CDC coordinates collaborative partnerships which continue to fuel the largest viral genomic sequencing effort to date. The Omicron variant, which emerged in November 2021, has many lineages. New lineages continue to emerge and spread in the United States and ...
Jan 8, 2024 · The covid virus is continually changing, and a recent version is rapidly climbing the charts. Even though it appeared only in September, the variant known as JN.1, a descendant of omicron, is ...
Dec 27, 2023 · JN.1 has overtaken HV.1 as the leading variant in the U.S. The latest vaccines provide some protection against each of them. For the past year, Covid-19 variants have circulated in a sort of ...
Dec 14, 2023 · JN.1 is the fastest growing variant in the U.S., making up more than 1 in 5 new coronavirus infections, according to CDC estimates. A syringe is prepared with the Pfizer COVID-19 vaccine at a ...
Dec 20, 2023 · By Laura López González. A new COVID-19 variant is now estimated to make up about 20% of COVID-19 cases in the United States. The World Health Organization (WHO) recently named the strain, JN.1, a variant of concern – meaning that the global body is monitoring the variant closely but hasn’t yet added it to its “watchlist” of high-risk ...
