(NH2)2CO + 3H2O → CO2 + 2NH4OH
In 1926 James Sumner[?] shows that urease is a protein. Urease is found in bacteria, yeast and several higher plants.
Characteristics:
... virtually nothing to keep them warm or fed. After twelve years of ministering to the patients at the leper colony (see Kalawao County, Hawaii), he contracted th ...