When introduced to harsh conditions such as low pH, pathogenic Escherichia coli can secrete colanic acid, an exopolysaccharide that completely engulfs the organism, to establish a protective barrier between the organism and the acidic environment....
When introduced to harsh conditions such as low pH, pathogenic Escherichia coli can secrete colanic acid, an exopolysaccharide that completely engulfs the organism, to establish a protective barrier between the organism and the acidic environment....