probiotic

Treating the microbial community residing on a painting with probiotics may offer a way to stave off biodegradation, a study suggests.

Experiments in mice and people find that probiotic supplements don’t consistently change the composition of the gut microbiome, and may have adverse effects after antibiotics.

The genetically engineered probiotic, already in clinical trials, may ease patients’ strict dietary regimes.

Two different types of bacteria—one genetically engineered and one from cheese—defend animal intestines from Vibrio cholerae infection.  

Four years after taking a probiotic and peanut protein for 18 months, two-thirds of children in a small clinical trial can eat peanuts with no health issues.

An oral mix of a pre- and probiotic can decrease deaths from the condition, according to the results of a large clinical trial conducted in rural India. 

Profiles edition

Eating a type of bacterium encourages the activity of other gut microbes, according to a small study.

A single intimate smooch can transfer upwards of 80 million bacteria.

Researchers have created a system that edits DNA in response to chemical stimuli or light, allowing bacteria to record environmental events in their genetic material.

Oral administration of a cocktail of bacteria derived from the human gut reduces colitis and allergy-invoked diarrhea in mice.

Some Propionibacterium acnes strains may help prevent pimples.

Friendly sinus bacteria may keep sinusitis-causing strains in check.

As nonconventional medical treatments become increasingly mainstream, we take a look at the science behind some of the most popular.

A common dietary supplement alters neurotransmission to ease anxiety.