title: Properties of a spermatozoan antifertility factor.
mesh_terms: D000818:Animals; D002241:Carbohydrates / Q000032:analysis; D002417:Cattle; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D005306:Fertilization; D008297:Male; D010447:Peptide Hydrolases; D011506:Proteins / Q000032:analysis; D011817:Rabbits; D012661:Semen; D013094:Spermatozoa; D014461:Ultracentrifugation
chemical_list: D002241:Carbohydrates; D011506:Proteins; D010447:Peptide Hydrolases