title: Effect of castration on the rat pineal gland: a fluorescence histochemical and biochemical study.
mesh_terms: D000818:Animals; D002369:Castration; D005453:Fluorescence; D008297:Male; D010870:Pineal Gland / Q000166:cytology / Q000378:metabolism*; D051381:Rats; D012701:Serotonin / Q000378:metabolism*
chemical_list: D012701:Serotonin