title: Local action of progesterone leading to polyspermic fertilization in pigs.
mesh_terms: D000818:Animals; D002455:Cell Division; D002462:Cell Membrane / Q000187:drug effects; D002467:Cell Nucleus; D004487:Edema; D005187:Fallopian Tubes; D005260:Female; D005306:Fertilization / Q000187:drug effects*; D007314:Insemination; D008858:Microscopy, Phase-Contrast; D010060:Ovulation; D010063:Ovum; D014677:Pharmaceutical Vehicles; D011123:Polyploidy; D011374:Progesterone / Q000494:pharmacology*; D013552:Swine; D013997:Time Factors
chemical_list: D014677:Pharmaceutical Vehicles; D011374:Progesterone