Mediation by -adrenergic receptors of effect of norepinephrine on pineal synthesis of ( 14 C)serotonin and ( 14 C)melatonin.

Acyltransferases/metabolism Adenine Nucleotides/pharmacology Animals Carbon Isotopes Culture Techniques Cyclic AMP/pharmacology Drug Antagonism Female Melatonin/biosynthesis Methyltransferases/metabolism Norepinephrine/antagonists & inhibitors,pharmacology Organ Culture Techniques Phenoxybenzamine/pharmacology Pineal Gland/metabolism Propranolol/pharmacology Rats Receptors, Adrenergic Receptors, Drug Serotonin/biosynthesis Stimulation, Chemical Tryptophan/metabolism

Adenine Nucleotides Carbon Isotopes Receptors, Adrenergic Receptors, Drug Phenoxybenzamine Serotonin Tryptophan Propranolol Cyclic AMP Methyltransferases Acyltransferases Melatonin Norepinephrine