30, 2020, to May 5, 2023. SARS‑CoV‑2 is a positive-sense single-stranded RNA virus that is contagious in humans. SARS‑CoV‑2 is a strain of the species...
122 KB (12,462 words) - 03:40, 15 August 2024
Variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are viruses that, while similar to the original, have genetic changes that are...
225 KB (21,555 words) - 06:53, 29 September 2024
Omicron (B.1.1.529) is a variant of SARS-CoV-2 first reported to the World Health Organization (WHO) by the Network for Genomics Surveillance in South...
217 KB (24,740 words) - 21:12, 26 September 2024
The Delta variant (B.1.617.2) was a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in India on 5 October 2020. The Delta...
130 KB (12,297 words) - 20:50, 10 September 2024
respiratory syndrome coronavirus 1 (SARS-CoV-1), previously known as severe acute respiratory syndrome coronavirus (SARS-CoV), is a strain of coronavirus that...
31 KB (3,752 words) - 06:49, 3 September 2024
variant (B.1.1.7) was a SARS-CoV-2 variant of concern. It was estimated to be 40–80% more transmissible than the wild-type SARS-CoV-2 (with most estimates...
219 KB (18,220 words) - 20:48, 10 September 2024
to the SARS-CoV-1 and MERS-CoV outbreaks, and consistent with other pandemics in human history. Available evidence suggests that the SARS-CoV-2 virus was...
117 KB (13,528 words) - 23:15, 25 September 2024
variant (P.1) was one of the variants of SARS-CoV-2, the virus that causes COVID-19. This variant of SARS-CoV-2 has been named lineage P.1 and has 17 amino...
60 KB (4,943 words) - 20:50, 10 September 2024
SARS-CoV-1 and SARS-CoV-2. Both of these strains descended from a single ancestor but made the cross-species jump into humans separately. SARS-CoV-2 is...
52 KB (5,899 words) - 06:01, 22 August 2024
Beta variant, (B.1.351), was a variant of SARS-CoV-2, the virus that causes COVID-19. One of several SARS-CoV-2 variants initially believed to be of particular...
72 KB (6,070 words) - 20:49, 10 September 2024