title: Twenty-four hour variation in 5-hydroxytryptophan decarboxylase activity in the rat brain.
mesh_terms: D000818:Animals; D001921:Brain / Q000201:enzymology*; D002940:Circadian Rhythm; D004296:Dopa Decarboxylase / Q000378:metabolism*; D007700:Kinetics; D008297:Male; D011732:Pyridoxal Phosphate / Q000494:pharmacology; D051381:Rats
chemical_list: D011732:Pyridoxal Phosphate; D004296:Dopa Decarboxylase