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What is the new COVID-19 variant BA.2, and will it cause another wave of infections in the US?

  • Written by Prakash Nagarkatti, Professor of Pathology, Microbiology and Immunology, University of South Carolina
imageBA.2, one of three main omicron sublineages, is sweeping the world.BlackJack3D/iStock via Getty Images Plus

A new omicron subvariant of the virus that causes COVID-19, BA.2, is quickly becoming the predominant source of infections amid rising cases around the world. Immunologists Prakash Nagarkatti and Mitzi Nagarkatti of the University of South...

Read more: What is the new COVID-19 variant BA.2, and will it cause another wave of infections in the US?

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