Virulence Factors Flashcards
1
Q
What is a virulence factor
A
bacterial property required for entry, growth, or survival in the host
-often absent in closely related NON-pathogenic strains
2
Q
VF 1
A
CAPSULE (polysaccharide matrix) and other SURFACE PROTEINS that inhibit killing by complement
3
Q
VF 2
A
ADHESINS that permit the pathogen to adhere to host cells
4
Q
VF 3
A
FACTORS that adapt the pathogen to ACIDIC conditions of the stomach (ASF-acid tolerance factors)
5
Q
VF 4
A
ENZYMES that synthesize unavailable nutrients
6
Q
VF 5
A
FLAGELLA
