Helicobacter pylori is a Gram-negative ... gastric adenocarcinoma and gastric B-cell lymphoma. Various bacterial virulence factors are associated with the development of such gastric diseases ...

One particular critter, Helicobacter pylori ... The cag PAI imparts H. pylori with components of a structure called the Cag type IV secretion system—referred to as the T4SS—and with a ...

Bacteria are organisms that consist of a single cell without a nucleus and with distinct structural, physiological and evolutionary characteristics. Bacteria form one of the three domains of life ...