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‘lambda’ coronavirus variant -classified as variant of interest-by Dr Harold Gunatillake May be harder to control with the present vaccines. “We’re going to see variants come up constantly. It’s not surprising and we’ll probably run out of letters of the Greek alphabet.” The best way to tackle the variants is to focus on getting more people vaccinated not just in one country but globally. AstraZenica or Pfizer- which one is preferred? Transcript: Whilst Delta plus variant started in India is spreading worldwide, a new strain labelled ‘lambda’ was first detected in Peru in August 2020 is a new variant of concern. This variant, also known as C.37, and WHO has labelled as a “variant of interest”. There are now 11 official SARS-CoV-2 variants listed by the WHO. All SARS-CoV-2 variants are distinguished from one another by mutations in their spike proteins — the components of the virus that allow it ...