India isolates BF.7 strain, to test efficacy of Covid-19 vaccines

India has successfully isolated a sample of SARS-CoV-2 virus containing the BF.7, a sub-lineage of the Omicron variant, which is suspected to be behind the surge in Covid-19 cases in several countries including China. Government sources said the isolated sample is being studied to assess the efficacy of available vaccines. “Scientists are studying whether the currently available vaccines are effective in preventing infections or serious illness caused by the new sub-variant,” said a source.

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