Search results
News about COVID-19, testing kits, tests
News about COVID-19, XEC variant, COVID
Mar 13, 2021 · What is a COVID-19 variant strain? Matthew Binnicker, Ph.D., Director of the Clinical Virology Laboratory: Variant basically means a mutation that occurs in the virus over time.
Jun 21, 2024 · The main variant in the United States is omicron. This variant spreads more easily than the original virus that causes COVID-19 and the delta variant. But omicron seems to cause less severe disease. Omicron has a few major offshoots, also called sublineages. Together the omicron variants make up nearly all COVID-19 infections in the United States.
Aug 19, 2024 · Variants of SARS-CoV-2, the virus that causes COVID-19, continue to emerge in the United States, and KP.3.1.1 is currently estimated to be the predominant variant. Across many parts of the country COVID-19 activity continues to increase.
Sep 1, 2023 · The World Health Organization (WHO) names new coronavirus variants using the letters of the Greek alphabet, starting with the Alpha variant, which emerged in 2020. Below is a list of—and information about—some of the variants that have been top-of-mind.
- 065208055
- kathy.katella-cofrancesco@yale.edu
- How Many Covid-19 Variants Are there?
- How and Why Viruses Mutate
- Does The Vaccine Protect Against Variants?
The CDC monitors all variants and subvariants of the original SARS-CoV-2 virus circulating in the U.S. The original virus has gone through several mutations since it was first detected in 2019 at the start of the COVID-19 pandemic. The CDC continues to monitor these variants, including up-and-coming variants of concern like XBB.1.5. Some of the var...
Viruses are ever-changing in an effort to survive and spread. All viruses are made up of a bundle of genetic material (either DNA or RNA) that’s covered by a protective coating of proteins. Once a virus gets into your body — usually through your mouth or nose — it latches onto one of your cells. The virus’s DNA or RNA then enters your cell, where i...
In the end, the shape-shifting nature of the coronavirus (and all viruses) is something that experts across the world are keeping a close eye on, but it’s not something you should expect to change the course of the pandemic overnight. But the contagiousness of newer variants and subvariants is all the more reason to stay careful even as most states...
Nov 20, 2023 · What are variants of SARS-COV-2, the virus that causes COVID-19? 2. What is the difference between variants under monitoring, variants of interest, and variants of concern? 3. What can I do to protect myself from SARS-CoV-2 variants? 4. How can we stop new variants from emerging? 5. Do COVID-19 vaccines protect against newer virus variant?
What is the omicron variant? Our experts share what we know about this new coronavirus variant.
