SARS-CoV-2 Delta variant

SARS-CoV-2 Delta variant, also known as lineage B.1.617.2, is a variant of SARS-CoV-2, the virus that causes COVID-19.[1] It was first detected in India in late 2020.[2][3] The World Health Organization (WHO) named it the Delta variant on 31 May 2021.[4]

Countries with confirmed cases of Delta variant as of 9 July 2021 (GISAID)
Legend:
  5,000+ confirmed sequences
  1,000–4,999 confirmed sequences
  100–999 confirmed sequences
  10–99 confirmed sequences
  2–9 confirmed sequences
  1 confirmed sequence
  None or no data

References
  1. "Confirmed cases of COVID-19 variants identified in UK". www.gov.uk. 15 April 2021. Retrieved 2021-04-20. Template:OGL-attribution
  2. "Tracking of Variants". gisaid.org. GISAID. 26 April 2021. Retrieved 2 July 2021.
  3. "Expert reaction to cases of variant B.1.617 (the 'Indian variant') being investigated in the UK". Science Media Centre. Retrieved 20 April 2021.
  4. "Covid: WHO renames UK and other variants with Greek letters". BBC News. 2021-05-31. Retrieved 2021-06-08.
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