A strain of COVID-19 from California worries scientists – US

The two variants of the coronavirus, first identified in the US state of California, worried experts as they appear to be 20 percent more contagious than previously known strains to cause COVID-19, BTA reported, citing data from the Control Centers. And disease prevention. in the U.S.

Experts are concerned about the results of initial studies of “California” variants, which found that antibodies vaccinated against the coronavirus were less effective against them.

PCR test did not detect the French strain of COVID-19

Based on this, the Centers for Disease Control and Prevention defines the threat posed by the “California” strains of the coronavirus as “relative.”