The presence of chymosin inhibitor in seminal plasma.
D000818:Animals; D002417:Cattle / Q000378:metabolism / Q000502:physiology*; D012085:Chymosin / Q000037:antagonists & inhibitors* / Q000378:metabolism; D008297:Male; D012661:Semen / Q000032:analysis*
D012085:Chymosin