Microbial Virulence Flashcards
Siderophores are
Compounds that chelate iron for bacteria
Leucocidin does
Increases the permeability of leucocytes to cation to lyse it
Heamolysin does
Lysis of rbc
Which of these heamolysin partially lyses rbc
Gamma
Alpha
Beta
Alpha
Which of these heamolysin cannot lyse rbc
Gamma
Alpha
Beta
Gamma
Which of these heamolysin completely lyse rbc
Gamma
Beta
Alpha
Beta
They breakdown hydrogen peroxide to water and oxygen ???
Catalase
Coagulase
Leucocidin
Peroxide
Catalase
Coagulase does
Actives fibrinogen to fibrin
Proteases does
Lyses of IG a
Immunoglobulin A
Endotoxin is usually secreted by what type of bacteria
Gram negative
Exotoxin is usually secreted by what type of bacteria
Gram positive
What is exotoxin
Proteins produced by bacteria for its growth and metabolism
And released to cause lysis
What is endotoxin
It is a part of the lipid structure of lipopolysaccharide cell wall of bacteria
