urease :

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  • n  an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria

  • By brewing an enzyme called urease.
  • Half went to Professor James Batcheller Sumner of Cornell, first to isolate an enzyme (urease) in crystalline form.
  • Told while a student at Harvard Medical School that he would fail as a chemist because of the loss of his left arm (in a boyhood hunting accident), he went ahead to isolate urease .

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