Sentences with phrase «of microcin»

The study also casts doubt on researchers» plans to employ special killer bacteria to combat infections, says microbiologist Herbert Schweizer at Colorado State University in Fort Collins, such as the use of microcin - secreting E. coli to treat Salmonella infections in chickens.

Not exact matches

She added that microcins are essential for the therapeutic activity of E. coli Nissle, and her next step is to purify microcins and test whether they can be given as targeted antibiotics.

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).

In contrast, we show that in an inflamed intestine, microcins help a probiotic strain limit the growth of some harmful bacteria.»

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.

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.

A team led by microbiologist Steve Carlson at the U.S. Department of Agriculture's Agricultural Research Service lab in Ames, Iowa, was interested in harnessing microcins as antibiotics but wondered whether bacteria would eventually learn how to evade these too.

For that purpose, we used aggregates of the Tau protein, implicated in Alzheimer's disease, as well as the bacterial amyloid protein microcin (Mcc).

Probiotics possess a powerful arsenal of their own and can produce various antimicrobials such as bacteriocins and microcins.