gamma-Aminobutyric-Acid
Bacterium coli
- Decarboxylated arginine, lysine, ornithine, histidine, and glutamic acids
- To agmatine, cadaverine, putrescine, histamine, and gamma-aminobutyric acids
- These data must be viewed with caution
- Do not reveal the extent to which the products may be further metabolized by other microbial species in the gut or by human tissues
- Urinary amino acid product gamma-aminobutyrate is sometimes referred to as a marker of intestinal bacterial overgrowth
- There is little direct or indirect evidence to support such a claim
