title: Liquefaction of viscous semen.
mesh_terms: D004229:Dithiothreitol / Q000494:pharmacology; D005341:Fibrinolysin / Q000378:metabolism; D006801:Humans; D008297:Male; D012661:Semen / Q000032:analysis*; D014783:Viscosity
chemical_list: D005341:Fibrinolysin; D004229:Dithiothreitol