STAPHYLOCOCCUS AUREUS
no sabe ni hacer ningu mapa le falta mucho pa q me iguale
Cultural Characters
facultative anaerobeusually grows in simple nutrient mediaselective indicator mannitol
can tolerate high conc. of NaClferments mannitolblood agar : golden yellow
beta haemolysi (complete)
Tema principal
le falta
Virulence Factor & Pathogenesis
exotoxins
haemolysin
protein A
combines with non-specifically with Fc-portion of IgGinhibit opsonizationinvasins
leucocidin-acts on PMN & macrocytestaphylokinase & hyaluronidase-dessiminaseclumping factor
fibrogen-binding proteinimportant adhesinleads to traumatized tissue and blood clotstaphylocoagulase
extracellular pt (fibronogen>fibrin)fibrin-for protection from immunology -localization of disease
Marphology
opaque,pigmented colonies
catalase +ve
arranged in cluster (grape-like)
spherical cocci
gram +ve