by Ron Bartels, Ph.D. – Sponsored by Legalzoom and Jurisdictionary Salmonella in Peanut Butter …a Certain Bacteria, Discovered in a Sewer Was Added Now that I have your interest, let me explain that I am not kidding. Cephalosporin compounds were first isolated from cultures of Cephalosporium acremonium from a sewer in Sardinia in 1948...

