title: Copper as a male contraceptive.
mesh_terms: D000818:Animals; D003272:Contraceptive Agents, Male; D003300:Copper / Q000494:pharmacology*; D008297:Male; D051381:Rats; D013091:Spermatogenesis / Q000187:drug effects*
chemical_list: D003272:Contraceptive Agents, Male; D003300:Copper