VIRULENCE FACTORS

ENTEROTOXINS A, B & D

Linked to food poisoning

ENTEROTOXINS A, B & D

heat-stable exotoxins that cause various symptoms, including diarrhea and vomiting.

enterotoxin F

TOXIC SHOCK SYNDROME TOXIN -1 is previously referred to as ________

TOXIC SHOCK SYNDROME TOXIN

causes nearly all cases of menstruating-associated TSS

EXFOLIATIN

causes skin desquamation/exfoliation in SCALDED SKIN SYNDROME / RITTER’s Disease Pemphigus neonatorum (localized)

BETA LACTAMASE

Responsible for S. aureus resistance to penicillin

DNase

decreases viscosity of exudates allowing more mobility

COAGULASE

Causes bacterial cell to agglutinate in plasma

COAGULASE

Considered as MARKER of VIRULENCE

COAGULASE

Converts fibrinogen into fibrin

BETA HEMOLYSIN

Causes beta hemolysis

PVL (PANTON VALENTINE LEUKOCIDIN)

Destruction of WBCs (Contributory to the organism’s invasiveness)

LIPASE

Initiates skin infection

STAPHYLOKINASE

Promotes fibrinolysis, causes dissolution of clot

DURAN RAYNAL

HYALURONIDASE a.k.a ________ _________ FACTOR

HYALURONIDASE

Enhances ability of organism to invade tissues Spreading factor

PROTEIN A

Prevents phagocytosis

CATALASE

Not essential for infection

water and oxygen

Catalyzes decomposition of hydrogen peroxide into ___________ and _________