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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 variant was named on 31 May 2021 and had spread to over 179 countries by 22 November 2021.
It can also distinguish Delta, which has L452R, and all Omicron subvariants, which do not have L452R. As Omicron became dominant and the Delta variant became rare in early 2022, the SGTF mutation that had made Delta and BA.2 similar in qPCR tests was
- 24 November 2021; 21 months ago
- Omicron
- B.1.1.529
- South Africa
The Delta variant, also known as B.1.617.2, G/452R.V3, 21A or 21A/S:478K, was a globally dominant variant that spread to at least 185 countries. It was first discovered in India . Descendant of lineage B.1.617, which also includes the Kappa variant under investigation, it was first discovered in October 2020 and has since spread ...
Deltacoronavirus (Delta-CoV) is one of the four genera (Alpha-, Beta-, Gamma-, and Delta-) of coronaviruses. It is in the subfamily Orthocoronavirinae of the family Coronaviridae . They are enveloped , positive-sense , single-stranded RNA viruses .
- Deltacoronavirus
- Coronaviridae
B.1.617.2 (Delta variant), first detected in India in late 2020 B.1.617.3, first observed in January 2021 Mutations SARS-CoV-2 'spike' protein Here are some of the common mutations present in the spike protein of lineage B.1.617. Not all sublineages of B.1.617 .
COVID-19 is the deadliest pandemic in US history; [358] it was the third-leading cause of death in the US in 2020, behind heart disease and cancer. [359] From 2019 to 2020, US life expectancy dropped by 3 years for Hispanic Americans, 2.9 years for African Americans, and 1.2 years for white Americans. [360]
What links here Related changes Upload file Special pages Permanent link Page information Cite this page Get shortened URL Download QR code The symbols Δt and ΔT (spoken as "delta T") are commonly used in a variety of contexts. Time ΔT (timekeeping) the difference between two time scales, Universal Time and Terrestrial Time, which results from a drift in the length of a day
