title: Bull semen ribonuclease BS-1 and pancreatic ribonuclease: hydrogen/tritium exchange-out kinetics.
mesh_terms: D000818:Animals; D002417:Cattle; D006859:Hydrogen / Q000378:metabolism; D007700:Kinetics; D008297:Male; D009928:Organ Specificity; D010179:Pancreas / Q000201:enzymology*; D012260:Ribonucleases / Q000378:metabolism*; D012661:Semen / Q000201:enzymology*; D013329:Structure-Activity Relationship; D014316:Tritium
chemical_list: D014316:Tritium; D006859:Hydrogen; D012260:Ribonucleases