What 3 types of bacteria attack the immune system?

* Staphylococcus aureus: This bacterium is often found on the skin and in the nose, and it can cause a variety of infections, including pneumonia, bloodstream infections, and skin infections. Staph aureus can also produce toxins that can damage the immune system.

* Streptococcus pneumoniae: This bacterium is also commonly found in the nose and throat, and it can cause pneumonia, bloodstream infections, and meningitis. Strep pneumoniae can also produce toxins that can damage the immune system.

* Haemophilus influenzae: This bacterium can cause a variety of infections, including pneumonia, bloodstream infections, and meningitis. H. influenzae can also produce toxins that can damage the immune system.