Memorial Day weekend is almost here — but before then, it's "back to the lab again." Chinese scientists' efforts to find a bat infected with SARS-CoV-2 have been extensive . . . and fruitless. Apparently, the U.S. intelligence community has a whole lot of data relating to Wuhan that has yet to be analyzed. And finally, it's fascinatingly difficult to nail down just when this pandemic started.
The Extensive, Fruitless Chinese Search for an Infected Bat
SARS-CoV-2 may be a naturally occurring virus. Genetically similar, but not quite identical, viruses have been found in horseshoe bats in Yunnan Province, China. Genetically identical viruses may be in bats in Yunnan Province or somewhere else, and researchers just haven't found them yet.
Or SARS-CoV-2 may be a version of a naturally occurring virus that mutated while it was being researched at the Wuhan Institute of Virology or some other institution. Or it may be a virus that was altered through gain-of-function research in some lab.
If SARS-CoV-2 is a changed version of what is naturally found in horseshoe bats in Yunnan Province, it might explain why this ...
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