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The Guardian - US
The Guardian - US
World
Hannah Harris Green

New Covid variant BA.3.2 detected across US, but experts urge vigilance over alarm

A person holding a positive covid test
Experts say there is not yet evidence the new Omicron variant is more severe than other recent variants. Illustration: Justin Sullivan/Getty Images

BA.3.2, an Omicron variant of Covid-19 with dozens of new spike mutations, has been detected in 29 US states and Puerto Rico, according to the Centers for Disease Control and Prevention, but experts say there is not yet evidence it is more severe than other recent variants.

“The right response to BA.3.2 is serious attention, not alarm,” says Dr Jake Scott, a Stanford professor and infectious disease expert who authored a systematic review of Covid vaccines for the New England Journal of Medicine.

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