Tokyo, July 6 -- Gut bacteria are considered to be a key factor in many health-related issues. However, the number and variety of them are vast, as are the ways in which they interact with the body's chemistry and each other.

For the first time, researchers from the University of Tokyo used a special kind of artificial intelligence called a Bayesian neural network to probe a dataset on gut bacteria in order to find relationships that current analytical tools could not reliably identify.

The human body comprises about 30 trillion to 40 trillion cells, but your intestines contain about 100 trillion gut bacteria. Technically, you're carrying around more cells that aren't you than are. Food for thought. And speaking of food, these gut bacte...