Urease enzymes are responsible for the conversion of ammonia to carbon dioxide. It is said to be beneficial to the bacteria because it neutralizes the acidity in the stomach.

Helicobacter Pylori is a pronoun that is both singular and plural.

There are many forms of helicobacter. It is mainly found in the lining of intestines and many forms cannot affect humans, but mainly animals (esp. mice). the only helicobacter that is needed to be worried about s helicobacter pylori which can usually cause stomach ulcers and if not treated cause serious harm.

Helicobacter pylori is related to a few types of stomach cancer. It is the only bacteria known to be related to cancer.

no