Scientists found raccoon dog DNA mixed with the virus in previously unavailable genetic data. It came from samples collected in 2020 at a seafood market in Wuhan, China, after the first human virus cases were detected in the city.
were identified show raccoon dog DNA comingled with the virus, suggesting the pandemic may have originated from animals, not a lab, international experts say.
Tedros said the genetic sequences were recently uploaded to the world's biggest public virus database by scientists at the Chinese Center for Disease Control and Prevention. Ray Yip, an epidemiologist and founding member of the U.S. Centers for Disease Control office in China, said the findings are significant, even though they aren't definitive.
"There's molecular evidence that animals were sold at Huanan market and that is new information," Van Kerkhove said. Goldstein and his colleagues say their analysis is the first solid indication that there may have been wildlife infected with the coronavirus at the market. But he told Science magazine the sequences are "nothing new. It had been known there was illegal animal dealing and this is why the market was immediately shut down."
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