One of cholera's great enemies is found in the human gut

Cholera-causing bacteria are locked in an evolutionary arms race with a viral nemesis, according to a new genomic study. Researchers have found that, in the Ganges Delta, cholera bacteria rapidly gain and lose special armor ...

Soil biodiversity linked to lower human infectious disease risk

Diverse soil microbial communities may help suppress pathogens naturally, acting as a biological barrier against their establishment and spread, according to a new study. Professor Brajesh Singh, from The University of Western ...

Viruses 'eavesdrop' on each other—but it can backfire

University of Exeter scientists studied chemical communication by phages (viruses that infect bacteria). The phages assessed in the study have two choices when they enter a cell: lie dormant or kill the cell and release new ...

Gut bacteria may influence social behavior through smell

In a new study, Northwestern University neurobiologists discovered that gut bacteria and the nose work together to shape social behavior in mice, including who fights and who backs down. Using a combination of genetic and ...

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