UK: coronavirus vaccine breakthrough cases reported with B.1.351 and B.1.1.7 variants

People in the UK have been infected with Covid-19 more than once thanks to catching different variants of the coronavirus.  More...

Israel detects resistance of South African coronavirus variant B.1.351 to Pfizer vaccine

An Israeli study released today in the country has shown that the South African variant of the coronavirus is more resistant than the British variant against the vaccine Pfizer, although it did not specify the degree of resistance.  More...