On top of that, M. pneumoniae induces the activation of mast cells by releasing serotonin and hexosaminidase.
That's the magic of working out: It prompts your brain to release those feel-good neurotransmitters, serotonin and endorphins.
Foods high in carbos are supposed to release serotonin, which presumably causes you to mellow out.
At clinically relevant doses, phentermine also releases serotonin and dopamine, but to a much lesser extent than that of norepinephrine.
The raphe nucleus is a moderate-size cluster of nuclei found in the brain stem which releases serotonin to the rest of the brain.
Their main function is to release serotonin to the rest of the brain.
Even a partial agonist at the -opioid receptor (like buprenophine) releases serotonin and dopamine in the CNS, but to a lesser degree than full agonists do.
The gut is surrounded by enterochromaffin cells, which release serotonin in response to food in the lumen.
It also releases serotonin, which makes it act as a mild antidepressant.
Amphetamines release noradrenaline and serotonin.