Wiktionary
n. 1 (context uncountable biochemistry English) a heterocyclic amine found in both plant and animal tissue, where it is an intermediate in several metabolic schemes. 2 (context countable medicine English) Any of a class of neurotransmitters and psychedelic drugs derived from this compound.
Wikipedia
Tryptamine is a monoamine alkaloid. It contains an indole ring structure, and is structurally similar to the amino acid tryptophan, from which the name derives. Tryptamine is found in trace amounts in the brains of mammals and is hypothesized to play a role as a neuromodulator or neurotransmitter.
Tryptamine is the common functional group in a set of compounds termed collectively substituted tryptamines. This set includes many biologically active compounds, including neurotransmitters and psychedelic drugs.
The concentration of tryptamine in rat brains is about 3.5 pmol/g.
Usage examples of "tryptamine".
And a long list of neurotransmitters present in only one blood panel: taurine, neurotensin, tryptamine, AMP, glycine, adenosine, and every endorphin and peptide in the book.
The tryptamines have put me in touch with the tortured soul of the world, the wounded dream we call the unconscious.