The trillions of microbes in the gastrointestinal tract, known as the gut microbiome, have a major impact on human health and disease. These microbes help us digest food and absorb nutrients; they can ...

For their study, the researchers looked at a protozoan called Tritrichomonas musculis, or T. mu, that resides harmlessly in the gut of mice. They found that mice colonized with T. mu had unexpectedly ...