Primary Article

Before COVID, an NIH lab chief proposed making a SARS-like bat virus more infectious

Newly released records show Vincent Munster suggested inserting a furin cleavage site and that his lab obtained unpublished SARS-related sequences. Nothing links the research to SARS-CoV-2.

Vincent Munster and Michael Letko

On a Sunday morning in October 2019, the chief of the virus ecology unit at the National Institutes of Health’s Rocky Mountain Laboratories emailed a postdoctoral scientist in his lab with an idea.