title: New techniques in contraception: gossypol, vaccines and GnRH analogues.
mesh_terms: D000818:Animals; D001755:Blastocyst / Q000187:drug effects; D006063:Chorionic Gonadotropin / Q000276:immunology; D003270:Contraceptive Agents / Q000494:pharmacology*; D005260:Female; D006072:Gossypol / Q000494:pharmacology; D006801:Humans; D008251:Macaca; D008297:Male; D006080:Ovarian Follicle / Q000187:drug effects; D010906:Pituitary Hormone-Releasing Hormones / Q000494:pharmacology; D051381:Rats; D013081:Sperm Motility / Q000187:drug effects; D013094:Spermatozoa / Q000187:drug effects*; D014612:Vaccines / Q000494:pharmacology; D015044:Zona Pellucida / Q000276:immunology
chemical_list: D006063:Chorionic Gonadotropin; D003270:Contraceptive Agents; D010906:Pituitary Hormone-Releasing Hormones; D014612:Vaccines; D006072:Gossypol