Virulence factors

Virulence factors

1. Staphylococcus

   • aureus
     • Coagulase positive
     • Toxins
     • Adhesins
     • Secreted factors
     • antibiotic resistance
     • ptoteases
     • superantigen
   • epidermidis
     • biofilm
     • adhesins
     • toxins
   • pyogenes
     • Enterotoxin
     • inv asins
     • capsule

2. Streptococcus

   • pneumoniae
     • capsule
     • pneumolysin
     • IgA, protease
     • adhesins

3. Enterococcus

   • biofilm production
   • pili
   • antibiotic resistance
   • clearance from blood and tissues

4. E.histolytica

   • adherin
   • Amoebapores
   • cysteine proteases
   • antioxidants

5. T.brucei

   • change cell surface proteins
   • flagellar pocket

6. T.gondii

   • dopamine synthesis
   • Testosterone synthesis
   • hypomethylates arginine vasopressin promoters

7. Schistosome

   • mimic host molecules
   • immunomodulation

8. ETEC

   • Diarrhoea
   • Colonisation factors
   • enterotoxins

9. Yersinia pestis

   • Yop proteins
   • type III secretion system
   • Resists phagocytosis

10. Salmonella

    • Pathogenicity island
    • ingestion
    • attachment, engulfment, replication
    • remain in endocytic vacuoles