An undated photo of University of Wisconsin biochemist Karl Paul Link, whose lab first isolated the powerful blood thinner and rat poison warfarin.
Courtesy of the University of Wisconsin, Madison, Archives (ID S00093 and S16316)
An undated photo of University of Wisconsin biochemist Karl Paul Link, whose lab first isolated the powerful blood thinner and rat poison warfarin.
Courtesy of the University of Wisconsin, Madison, Archives (ID S00093 and S16316)