Anxiety might be alleviated by regulating gut bacteria: Review of studies suggests a potentially useful link between gut bacteria and mental disorders

People who experience anxiety symptoms might be helped by taking steps to regulate the microorganisms in their gut using probiotic and non-probiotic food and supplements, suggests a review of studies published today in the journal General Psychiatry. Anxiety symptoms are common in people with mental diseases and a variety of…

How the microbiota controls neutrophil activity

A host protein called Serum Amyloid A (Saa) is a major factor mediating the effects of the microbiota on the function of immune cells called neutrophils, according to a study published March 7 in the open-access journal PLOS Pathogens by John Rawls of Duke University School of Medicine, and colleagues….

Almost 2,000 unknown bacteria discovered in the human gut: Researchers identify novel gut bacteria species and call for more data from beyond Europe and North America

Researchers at EMBL’s European Bioinformatics Institute and the Wellcome Sanger Institute have identified almost 2000 bacterial species living in the human gut. These species are yet to be cultured in the lab. The team used a range of computational methods to analyse samples from individuals worldwide. The results, published in…