title: Observation of two procrosins in extracts of human spermatozoa.
mesh_terms: D000176:Acrosin / Q000302:isolation & purification / Q000378:metabolism; D002850:Chromatography, Gel; D010450:Endopeptidases / Q000378:metabolism; D004789:Enzyme Activation; D004792:Enzyme Precursors / Q000302:isolation & purification / Q000378:metabolism; D006801:Humans; D007527:Isoenzymes / Q000302:isolation & purification / Q000378:metabolism; D007700:Kinetics; D008297:Male; D008970:Molecular Weight; D013094:Spermatozoa / Q000201:enzymology*
chemical_list: D004792:Enzyme Precursors; D007527:Isoenzymes; D010450:Endopeptidases; D000176:Acrosin