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30% more infectious than existing strains! A highly mutated COVID-19 strain has landed in South Korea

via:凤凰网     time:2022/5/12 6:03:18     readed:54

takeaway : The BA.2.12.1 variant is 30 percent more infectious than the existing Omicron strain and about 20 percent more contagious than even the fastest spreading subtype, the BA.2 strain.

Source |Overseas network, CCTV news

According to the Overseas network quoted South Korea's Joongang Ilbo recently reported,Five new cases of the omicron ba.2.12.1 variant were reported in South Korea, bringing the total number of cases reported so far to six.All cases were imported from the United States.

South Korean media pointed out that this "super mutant COVID-19 strain" has landed in South Korea,It is 30 percent more infectious than the existing omicron strain and about 20 percent more contagious than even the fastest spreading subtype, the BA.2 strain.

South Korea's Central Epidemic Prevention Headquarters said it was investigating all imported cases of the ba.2.12.1 strain.

South Korea's first patient with the ba.2.12.1 variant entered the country on April 16 and was confirmed on April 17. The patient had received three doses of COVID-19 vaccine and showed symptoms such as sore throat and runny nose. On April 18, 22, 24, and 28, a total of five people (two people) arrived from the U.S. and were confirmed to be infected with the BA.2.12.1 strain on the second day of their arrival. Except for the infected person who entered The country on April 18, who received only two doses of COVID-19 vaccine, the other four have received three doses of COVID-19 vaccine. The south Korean health authorities are monitoring 14 people who had close contact with the five newly infected patients, but they have yet to be found infected.

The omicron ba.2.12.1 mutant is a variant of the Omicron BA.2 subtype.It was first discovered in the United States in December 2021. The number of infections in the United States has increased for five consecutive weeks because of the mutated strain.The BA.2.12.1 variant is 30 percent more infectious than the existing Omicron strain and about 20 percent more contagious than even the fastest spreading subtype, the BA.2 strain.

The U.S. Centers for Disease Control and Prevention says the ba.2.12.1 strain is causing a resurgence in New York

According to CCTV news, the Us Centers for Disease Control and Prevention (CDC) focused on the omicron ba.2.12.1 mutant strain in a weekly report released recently.

According to the CDC, some early evidence suggests thatThe omicron ba.2.12.1 variant spread faster than the other omicron lineage variants.The omicron ba.2.12.1 variant is becoming more common in the United States and has revived outbreaks in New York and New Jersey.

The omicron ba.2.12.1 variant has accounted for 52.3 percent of new coronavirus cases in New York, New Jersey and Connecticut, according to the CDC.

According to CDC monitoring, the Omicron lineage accounts for 100% of novel Coronavirus variants in the United States. Among them,The omicron BA.2 variant has been detected in 74.4% of COVID-19 cases in the Us.

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