title: Radioimmunoassayable melatonin: circulating patterns in man and sheep.
mesh_terms: D000328:Adult; D000367:Age Factors; D000818:Animals; D002940:Circadian Rhythm; D003624:Darkness; D005260:Female; D006041:Goats; D006801:Humans; D008297:Male; D008550:Melatonin / Q000097:blood* / Q000378:metabolism; D008598:Menstruation; D010870:Pineal Gland / Q000378:metabolism*; D011863:Radioimmunoassay / Q000379:methods*; D012621:Seasons; D012737:Sex Factors; D012756:Sheep
chemical_list: D008550:Melatonin