The study, “Parallel Pathways for Serotonin Biosynthesis and Metabolism in C. elegans,” challenges the existing knowledge of how serotonin is produced and what happens to the neurotransmitter ...

The metabolism of tryptophan within the human body can follow one of two pathways, toward serotonin or toward production of kynurenine, a substance that plays a role in niacin production.

New discoveries in key pathway for neurological diseases Date: January 7, 2015 Source: Georgia State University Summary: A new intermediate step and unexpected enzymatic activity in a metabolic ...

which is critical for normal food intake and metabolism, appears to regulate bone mass and suppress appetite by acting mainly through serotonin pathways in the brain, according to a recent study ...

the kynurenine and serotonin pathways in body cells, and via the indole pathway in gut bacteria. Disrupted tryptophan metabolism has been linked to metabolic diseases, including obesity and CVD.

Scientists are only just now learning about the roles these intestinal serotonin secretions play in regulating everything from our gastrointestinal movements, to our general metabolism.