Most major biological molecules, including all proteins, DNA and RNA, point in one direction or another. In other words, they ...

In a breakthrough for the advanced study of gut health, scientists have developed a 3D microscopic version of the human intestines condensed into a small chip about half the size of a five-cent coin.

Using a new method to study how carbohydrates modify proteins, scientists have discovered that gut bacteria can alter molecular signatures in the brain.

Scientists have discovered a remarkable new form of symbiosis — a bacterium that lives inside a single-celled organism (a ...