Staphylococcus aureus Characteristics
- Gram-Positive
- Cocci
- Catalase-Positive
- Coagulase-Positive
- Beta-Hemolytic
- Protein A Virulence Factor
- Inhibits Phagocytosis
- MRSA
- Resistant to Beta Lactams Due to Altered Penicillin Binding Proteins (PBPs)
Staphylococcus aureus Disease
- Skin Infections
- Impetigo
- Abscesses
- Exfoliative Toxin
- Scalded Skin Syndrome
- Toxic Shock Syndrome (TSST 1)
- Binds to MHC II and T Cell Receptor
- Food Poisoning
- Acute Bacterial Endocarditis
- Pneumonia
- Osteomyelitis
Staphylococcus epidermidis
- Cocci
- Gram-Positive
- Catalase-Positive
- Urease-Positive
- Coagulase-Negative
- Novobiocin-Sensitive
- Component of Normal Skin Flora
- Infects Prosthetic Devices and IV Catheters
- Contaminates Blood Cultures
- Produces Adherent Biofilms