H. pylori antibodies may point to colorectal cancer risk

Antibodies for toxin may one day be a biomarker for increased chance of cancer

Antibodies to Vacuolating cytotoxin A, one of the major toxins secreted by Helicobacter pylori, show a relationship with colorectal cancer, according to a large study of serum.

The researchers note that although most of the world harbours H. pylori infection, only a small proportion develop gastric cancer.