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Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) is a strain of coronavirus that causes COVID-19, the respiratory illness responsible for the COVID-19 pandemic. The virus previously had the provisional name 2019 novel coronavirus (2019-nCoV), and has also been called human coronavirus 2019 (HCoV-19 or hCoV-19).
Oct 6, 2020 · Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a highly transmissible and pathogenic coronavirus that emerged in late 2019 and has caused a pandemic of acute...
- Ben Hu, Hua Guo, Peng Zhou, Zheng Li Shi
- 2021
Mar 18, 2024 · Updated Mar. 18, 2024. Print. Key Points. People who have symptoms of COVID-19 or who have had known exposure to someone with COVID-19 should be tested for SARS-CoV-2 infection. Screening testing may be appropriate in some specific settings. On This Page. Considerations When Testing. Testing for SARS-CoV-2 Infection.
Mar 27, 2024 · Currently circulating variants of concern (VOCs) as of 15 March 2023. Note: To better reflect the current variant landscape, which is dominated by Omicron descendent lineages, WHO updated its tracking system and working definitions of VOCs and VOIs on 15 March 2023. 4 October 2023.
Apr 5, 2023 · SARS-CoV-2 variant biology: immune escape, transmission and fitness. Article 18 January 2023. Introduction. The COVID-19 pandemic is caused by severe acute respiratory syndrome...
Nov 20, 2023 · Last updated on 20 November 2023. 1. 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?
May 16, 2022 · Abstract. COVID-19, the disease caused by SARS-CoV-2, has claimed approximately 5 million lives and 257 million cases reported globally. This virus and disease have significantly affected...
