KLEE, W A The reaction of O-methylisourea with bovine pancreatic ribonuclease. [electronic resource] - The Journal of biological chemistry Nov 1957 - 489-504 p. digital Publication Type: Journal Article ISSN: 0021-9258 Subjects--Topical Terms: AnimalsCattleMethylurea CompoundsRibonuclease, PancreaticRibonucleasesUrea--analogs & derivatives