title: Radioimmunoassay of melatonin in rat serum.
mesh_terms: D000818:Animals; D003429:Cross Reactions; D006241:Haptens / Q000276:immunology; D007106:Immune Sera; D008297:Male; D008550:Melatonin / Q000097:blood*; D011863:Radioimmunoassay / Q000379:methods*; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D006241:Haptens; D007106:Immune Sera; D008550:Melatonin