In the Czech Republic, three cases of infection with the AY 4 variety were recorded for the first time. Delta coronavirus strain.

The European Center for Disease Prevention and Control is currently studying this variant of the virus to see if it might be more resistant to vaccinations or treatments..

" According to research results, this type of virus is more actively transmitted, but has about the same resistance to antibodies as the Delta strain, - the message says..

Meanwhile, more worrisome is the E484K mutation.. However, this option has not yet been found in the Czech Republic..

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Delta strain and its variants, primarily AY. 43 account for approximately 98% of all coronavirus infections in the Czech Republic.