is helicobacter pylori infection contagious
Helicobacter pylori bacteria, although infectious, is not a genetic disease. It is not caused by a defective or abnormal gene. The contagious disease, Helicobacter pylori bacteria, can be transmitted: 1  from person to person by saliva, air, coughing, contact, surfaces, fecal-oral route, etc.t is not caused by a defective or abnormal gene. The contagious disease, Helicobacter pylori bacteria, can be transmitted: 1  from person to person by saliva, air, coughing, contact, surfaces, fecal-oral route, etc.