Bad E. coli we know, but good E. coli?

(University of Cincinnati) Researchers at the University of Cincinnati College of Medicine say E. coli Nissle may protect human cells against other more pathogenic strains of E. coli such as E. coli 0157:H7, which is commonly associated with contaminated hamburger meat.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news