The Delta variant is thought to account for more than 80 percent of COVID cases across the U.S. How does it compare to the Lambda variant — reported this week in Texas?
However, experts have toldthat little is known about Lambda, including how resistant it is to vaccines and exactly how much risk it poses.
John P. Moore, professor of microbiology and immunology at Cornell University's Weill Cornell medical school in New York, also said there was"not enough information in the scientific literature" to assess the risks posed by Lambda. What is clear is that more variants will emerge if people remain susceptible to catching COVID-19 in the first place, said Jagpreet Chhatwal, an assistant professor at Harvard Medical School.
"Consequently, we are going to see ongoing viral evolution—where the virus is going to continue to spin off more transmissible variants.
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