Expect more worrisome variants after Omicron, scientists warn
2 years, 11 months ago

Expect more worrisome variants after Omicron, scientists warn

LA Times  

People wait in line at a COVID-19 testing site in New York City’s Times Square. “It’s the longer, persistent infections that seem to be the most likely breeding grounds for new variants,” said Dr. Stuart Campbell Ray, an infectious disease expert at Johns Hopkins University. For a virus that spreads exponentially, he said, “anything that curbs transmission can have a great effect.” Also, when vaccinated people get sick, Ray said their illness is usually milder and clears more quickly, leaving less time to spawn dangerous variants. During a recent news conference, WHO Director-General Tedros Adhanom Ghebreyesus said that protecting people from future variants — including those that may be fully resistant to today’s shots — depends on ending global vaccine inequity. “These huge unvaccinated swaths in the U.S., Africa, Asia, Latin America and elsewhere are basically variant factories,” said Dr. Prabhat Jha of the Center for Global Health Research at St. Michael’s Hospital in Toronto.

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