Article
[Helicobacter pylori and urease activity--comparative study between urease positive and negative mutant strains].
Nihon rinsho. Japanese journal of clinical medicine - 1 Dec 1993
Takahashi S, Igarashi H, Nakamura K, Masubuchi N, Saito S, Aoyagi T, Itoh T, Hirata I
Abstract excerpt
The ammonia concentration in the gastric juice from H. pylori positive cases was significantly higher than that from negative cases, and there was positive correlation between number of H. pylori, gastritis score and ammonia concentration in gastric juice. It is suggested that ammonia in gastric juice which is produced by powerful urease activity of H. pylori is one of the pathogenic factors in gastritis. We...
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