Pediatric doses of the Pfizer-BioNTech Covid-19 vaccine sit on a desk at Nationwide Jewish Well being on Nov. 3, 2021 in Denver, Colorado.

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The U.S. has not discovered any circumstances of the brand new omicron Covid variant to date, the CDC mentioned late Friday, referring to a closely mutated pressure of the virus that has been categorised as a “variant of concern” by the World Well being Group.

“No circumstances of this variant have been recognized within the U.S. up to now,” in line with the assertion by the Facilities for Illness Management and Prevention.

“CDC is constantly monitoring variants and the U.S. variant surveillance system has reliably detected new variants on this nation. We count on Omicron to be recognized rapidly, if it emerges within the U.S.,” it mentioned.

The newly recognized pressure — known as lineage B.1.1.529 — was first detected in South Africa and raised issues because of the fast rise within the variety of coronavirus circumstances within the nation’s Gauteng province.

The UN well being company solely designates Covid strains as variants of concern after they’re extra transmissible, extra virulent or more proficient at evading vaccines and therapeutics.

“This variant has a lot of mutations, a few of that are regarding,” the World Well being Group mentioned. “Preliminary proof suggests an elevated danger of reinfection with this variant, as in comparison with different [variants of concern]. The variety of circumstances of this variant seems to be growing in nearly all provinces in South Africa.”

The U.S. on Friday imposed journey restrictions for non-U.S. residents from South Africa and 7 different nations within the area. The restrictions will start on Monday, and are a part of world efforts to blunt the unfold of omicron, in line with senior Biden administration officers.

The opposite nations included within the ban have been Botswana, Eswatini, Lesotho, Malawi, Mozambique, Namibia and Zimbabwe.

There was no indication of how lengthy the restrictions shall be in place.

— CNBC’s Christina Wilkie contributed to this report.

By Hanna

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