variant

Is the coronavirus variant in California the spring boom?

Voluntary tests COVID-19 vaccine enhancer shot and new variant vaccine

First confirmed case of Indian “Double Mutant” variant found in US

Michigan suffers from a coronavirus variant, and the rest of the states should be on alert

New super Covid variant combination of 18 mutations, including Brazilian, British and SA strains

One COVID-19 strain could ‘break through’ Pfizer vaccine, early results show

According to the Israeli study, Pfizer COVID-19 vaccine may be less effective against the South African variant.

Brazil sees 1,803 COVID-19 deaths; Chinese vaccine found 50.7% effective against the variant

Brazil sees 1,803 COVID-19 deaths; Chinese vaccine found 50.7% effective against the variant

Brazil sees 1,803 COVID-19 deaths; Chinese vaccine found 50.7% effective against the variant

Covid variant from South Africa could ‘break through’ Pfizer vaccine in Israeli study

Israel COVID-19 study finds that the South African variant Pfizer vaccine can ‘break through’