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May 30, 2024 · According to the Centers for Disease Control and Prevention (CDC), this new variant is now responsible for more than 28% of COVID-19 cases in the U.S. Dr. Binnicker says there is a potential for an increase in cases during the summer months, with a more significant surge expected in the fall and winter.
Jun 21, 2024 · Concern over variants, sometimes called strains, of the virus that causes COVID-19 is based on how the virus might change. A virus could get better at infecting people, spread faster or cause people to get sicker. As a virus infects a group of people, the virus copies itself. During this process the genetic code can randomly change in each copy ...
Apr 8, 2022 · A variant of interest is a coronavirus variant that, compared with earlier forms of the virus, has genetic characteristics that predict greater transmissibility, evasion of immunity or diagnostic testing, or more severe disease. A variant of concern has been observed to be more infectious, and is more likely to cause breakthrough infections or ...
Sep 1, 2023 · Then, Alpha faded away with the rise of the more aggressive Delta variant. How contagious is it? Some mutations in Alpha’s spike protein were thought to make it more infectious. The B.1.1.7 lineage was believed to be 30 to 50% more contagious than the original SARS-CoV-2 strain.
- kathy.katella-cofrancesco@yale.edu
Dec 27, 2023 · For the past year, Covid-19 variants have circulated in a sort of alphabet soup. Right now, two variants, JN.1 and HV.1, comprise more than half of Covid cases in the United States.
Jan 8, 2024 · More good news is that it “does not appear to pose additional risks to public health beyond that of other recent variants,” according to the CDC. Even so, new covid hospitalizations — 34,798 ...
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May 7, 2023 · And what's interesting about this variant is it has certain mutations that make it more transmissible. It's about 1.2 times more infectious, more transmissible, than prior variants. So what we're ...
