• Escherichia coli and Salmonella cause food poisoning.
  • Helicobacter pylori cause gastritis and ulcers.
  • Neisseria meningitidis causes meningitis.

Escherichia coli food born illness

Helicobacter Infection is very common and increases with age; by age 60, about 50% of people are infected. Long-term infection increases the risk of stomach cancer.

meningitis influenza