Science news articles about 'serotonin production'

... 1 (Tph1). Tph1 limits the rate of serotonin production in the gut from the amino acid tryptophan ... , a class of antidepressant drugs that increase extracellular serotonin concentration, can also have reduced bone mass, the researchers ...

... , they were able to confirm that there are two strictly separate pathways of serotonin production: One gene is responsible for the formation of serotonin in the brain, another gene for the production of the hormone in the body (PNAS, June 23, 2009 ...

... of depression when it is shipped to other brain regions. But too many serotonin receptors of the 1A type on the raphe neurons ... discovered "The more antidepressants try to increase serotonin production, the less serotonin the neurons actually produce ...

... found no connection between Lrp5, bone mass, and serotonin, a compound better known for its role as a neurotransmitter ... bone density indirectly through intestinal serotonin production, rather than directly within bone ...

... scientists have linked two genes involved in serotonin production to a higher risk of developing PTSD ... . Called TPH1 and TPH2, these genes control the production of serotonin, a brain chemical that regulates mood ...