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How a mouth-dwelling microbe inhibits the growth of other bacteria

S. mutans produces tryglysin to inhibit the growth of competing species, including other streptococci that could cause opportunistic infection.

Resident bacteria might contribute to opportunistic infections of the respiratory tract

The manipulation of microbiota could improve the outcomes of infections in the respiratory tract cause by opportunistic pathogens.

Breastfeeding may reduce the number of harmful viruses in the infant...

A new study shows that breast milk can be protective against viral infections by reducing the accumulation of potentially harmful human viruses.

Malnutrition prevents immune molecules from recognizing beneficial gut bacteria

A study, published in Cell Host & Microbe, suggests why undernourished people may be more susceptible to intestinal infections than healthy individuals.

Fecal microbiota transplant successfully treat patients with C. diff, UK’s largest...

The largest study of fecal microbiota transplant in the UK shows that the procedure can successfully treat patients with C. diff infection.

Laxative abuse and other diarrhea-causing events could trigger C. difficile infection

A new study published in Nature Microbiology shows that the risk of colonization with C. difficile is highest during recovery from acute diarrhea.

Nose-dwelling bacterium contributes to a healthy nasal microbiota

Staphylococcus epidermidis contributes to a healthy nasal microbiota, likely by stimulating the production of antimicrobial molecules in the nose.

How gut microbes contribute to chemotherapy-induced pain

Researchers have started to figure out how the gut microbiota contributes to the development of peripheral neuropathy, a common side-effect of chemotherapy.

Mother’s gut microbes protect newborns from infection

A study in mice shows that part of maternal milk’s protective effects comes from the bacteria that reside in the mother’s gut.

Increased growth of gut bacteria is associated with life-threatening disease in...

Gut bacteria could be responsible for a life-threatening disease called necrotizing enterocolitis, which occurs mainly in premature babies.