Mutant strain cause for Kerala’s high Covid case count?
Spread of undetected strain cannot be ruled out as state sees a lot of transit,Proper genetic study of samples required to glean more information, say experts
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Express News Service
KOCHI: The continued rise in the number of Covid cases in Kerala, despite the steep decline in cases nationwide, is worrisome. On one hand, when the state’s testing strategy and over-dependence on antigen tests are being criticised, the possibility of an undetected mutant strain of Covid virus circulating in the state is also being discussed.