Variant Definition & Meaning - Merriam-Webster
The meaning of VARIANT is manifesting variety, deviation, or disagreement. How to use variant in a sentence.
New XEC COVID Variant On The Rise: What Are Its Symptoms?
2024年10月2日 · The new and contagious XEC COVID-19 variant is spreading rapidly in several countries. Will it cause a surge in the U.S.? What to know about symptoms, vaccines and more
New COVID variant XEC now in half of states. Here's what to know.
2024年9月20日 · COVID-19 variant trackers are now closely watching the rise of a new virus variant called XEC, which has been spotted around the world and in half of states across the United States.
COVID is surging again. Here’s the latest on new variants ... - AAMC
2024年8月29日 · Here’s the latest on new variants, updated vaccines, and masking. The latest, highly contagious subvariants are driving infections, but new vaccines may help stem the tide of another wave — if people get immunized. By Bridget Balch, Staff Writer. Aug. 29, 2024.
3 Things to Know About XEC, the Latest COVID Strain
4 天之前 · A new highly transmissible coronavirus subvariant has been spreading in the United States. Experts say it could become the dominant SARS-CoV-2 strain just in time for winter, when COVID-19 infections and hospitalizations tend to peak. The variant is called XEC.
COVID-19 variants | WHO COVID-19 dashboard - datadot
2024年6月28日 · A Variant of Interest (VOI) is a term used to describe a SARS-CoV-2 variant with changes that are known to affect how the virus behaves or its potential impact on human health. This can include, for example, its ability to spread, its ability to cause serious disease, or how easily it may be detected or treated.
VARIANT | English meaning - Cambridge Dictionary
a form of a virus or disease that is slightly different from other forms, for example because the virus causing the disease has mutated (= its physical characteristics have changed …
CDC's Role in Tracking Variants | COVID-19 | CDC
2024年7月1日 · The program provides a comprehensive surveillance system for the United States to track virus evolution over time and identify emerging variants that may affect the performance of diagnostics, therapeutics, or vaccines, or that impact the transmissibility of SARS-CoV-2 or severity of COVID-19.
Tracking SARS-CoV-2 variants - World Health Organization (WHO)
2024年3月27日 · From May 2021 onwards, WHO began assigning simple, easy-to-say labels for key variants. Considerable progress has been made in establishing and strengthening a global system to detect signals of potential VOIs or VOCs and rapidly assess the risk posed by SARS-CoV-2 variants to public health.
Coronavirus disease (COVID-19): Variants of SARS-COV-2
2023年11月20日 · To identify variants, scientists map the genetic material of viruses (known as sequencing) and then look for differences between them to see if they have changed. Since 2020, SARS-CoV-2, the virus that causes COVID-19, has been spreading and changing globally.