A neural pathway between the gut and the brain led to the release of dopamine when the mice ran on a wheel or treadmill, but only in the presence of a robust microbiome.
Scientists studying pathogens such as Chlamydia, Legionella, and Listeria get a master class in how to control the internal workings of mammalian cells.
Cofounders of a microbiome biobank speak with The Scientist about their new partnership with nonprofit OpenBiome and how to ethically work with donors.
The international group coordinating emergency vaccines recommends administering one dose instead of two to combat the “dire shortage” of cholera vaccines worldwide.