Experts from the Center for Disease Control and Prevention: The spread of the epidemic virus in Xinjiang may be the most contagious virus so far

Tianshan News (Reporter Su Luping reported) On the evening of September 3, the Press Office of the People's Government of the Autonomous Region held a press conference on epidemic prevention and control. At the meeting, Mr. Ni Mingjian, the chief expert of the CDC Center of the Autonomous Region, introduced the characteristics of this round of epidemic virus and the challenges brought to the prevention and control of the epidemic.

This round of epidemic is determined to be a variant branch of Omikon BA.5.2, which is the most infectious and fastest variable strain so far. At present, Omikon BA.5.2 mutant strains have become the main popular strains in the world's new crowns, accounting for nearly 80%of gene sequences uploading gene sequences in the global report.

Omikon BA.5.2 Mutant strains are more contagious compared to BA.2, which are popular at the beginning of this year, and there are 6 mutant points in spiny protein. Cell fusion, replication and immune escape ability.

It is estimated that the regenerative communication coefficient R0 of BA.5.2 may double the Omikon BA.2 to 18.6; that is, under the condition of no protection, a BA.5.2 mutant strain infected person. Nearly 20 people can be infected during an average incubation period. It may be the most contagious virus so far.

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