Presence of urease in gastrointestinal tract.
D004064:Digestive System / Q000201:enzymology; D005750:Gastric Juice / Q000201:enzymology*; D005753:Gastric Mucosa / Q000201:enzymology*; D006801:Humans; D014510:Urease / Q000378:metabolism*
D014510:Urease