How Helicobacter stays helical
(PHYSorg.com Biology)

Stomach cancer is the third-leading cause of cancer-related death across the globe. One of the main risk factors for this disease is infection with the bacterium Helicobacter pylori. About half of the world`s population is chronically infected with the bacterium, which burrows its way into the mucus lining the stomach and sets up long-term inflammation that can trigger ulcers and, more rarely, cancer.