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Staph aureus
Micro gram positive 1
| Question | Answer |
|---|---|
| Structural VF | Capsule |
| Proteins VF | Protein A, clumping factors (fibronectinbinding adhesion) |
| Enzymes VF | Coagulase, catalase, Staphylokinase Lipase, dnase hyaluronic acid beta lactamases |
| Toxins VF | Cytolytic exotoxins, Enterotoxins Toxic shock syndrome toxin Supra antigen toxin |
| Diseases | Impetigo Septic artheis Scaled skin syndrome Toxic shock syndrome |
| Agars | Blood= golden Mannitol sugar = yellow ferments mannitol |
| Novobiocin | Sensiitve |
| Coagulate blood | Coagulase Fibronectin binding adhesion |
| Prothrombin -> thrombin .’. Profibrin -> fibrin | Coagulase |
| Escape immune system by | Capsules |
| Antiphagocytic | Protein A |
| H2o2 -> H2O + O2 | Catalase |
| Breaks down lipids | Lipase & phospholipase |
| Inhibit fibrin clots | Staphyokinase |