Sentences with phrase «called microcins»

In the journal Nature, Manuela Raffatellu, associate professor of microbiology & molecular genetics, and colleagues provide the first evidence that small protein molecules called microcins, produced by beneficial gut microbes, play a critical part in blocking certain illness - causing bacteria in inflamed intestines.

Some species fight with an antimicrobial peptide called a microcin to which they are resistant themselves.

Not exact matches

In their study, the researchers show that a probiotic strain of E. coli called Nissle 1917 utilizes microcins to inhibit the pathogen salmonella and an invasive form of E. coli (isolated from patients with inflammatory bowel disease).

The explanation, the team figured, could be that the microcin turned on the so - called multiple antibiotic resistance system, a pump that some bacteria use to get rid of almost anything harmful.