https://experts.umn.edu/en/publications/chronomics-circadian-lead-of-extrapineal-vs-pineal-melatonin-rhyt/
Chronomics: Circadian lead of extrapineal vs. pineal melatonin rhythms with an infradian...
https://pubmed.ncbi.nlm.nih.gov/24554058/
Extrapineal melatonin: sources, regulation, and potential functions
Endogenous melatonin is synthesized from tryptophan via 5-hydroxytryptamine. It is considered an indoleamine from a biochemical point of view because the...
melatoninsourcesregulationpotentialfunctions