| Front | What are the virulence factors of Streptococcus pneumoniae? |
|---|---|
| Back | • symptoms mainly from host’s immune response • virulence factors mostly protect against immune response • polysaccharide capsule: prevents phagocytosis • secretory IgA protease: ― breaks down IgA, so no adhesion of bacteria to mucin ― muco-ciliary clearance prevented |
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