Medical research

Studying aging through metabolite changes in saliva

Researchers in Japan have conducted a comprehensive analysis of the metabolites that make up human saliva using samples given voluntarily from a group of 27-to-33-year-old individuals and a group of 72-to-80-year-old individuals. ...

Gastroenterology

A simple compound to control complex gut microbes

Researchers at the RIKEN Center for Integrative Medical Sciences (IMS) have discovered that acetate, a major metabolite produced by some intestinal bacteria, is involved in regulating other intestinal bacteria. Specifically, ...

Gastroenterology

Predicting microbial interactions in the human gut

The human gut consists of a complex community of microbes that consume and secrete hundreds of small molecules—a phenomenon called cross-feeding. However, it is challenging to study these processes experimentally. A new ...

Medical research

Gut microbes: The key to normal sleep

With fall and winter holidays coming up, many will be pondering the relationship between food and sleep. Researchers led by Professor Masashi Yanagisawa at the University of Tsukuba in Japan hope they can focus people on ...

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