export_phew Flashcards
1
Q
Salmonella have …….. Flagella
A
Biphasic antigens
2
Q
Why is typing the housekeeping genes useful to Id?
A
Varies v little in bw strains
3
Q
What is the best type of typing? Phage typing Sero typing MLST WGS
A
WGS - best as full, ; but MLST CurRently more common
4
Q
Name the different types of E. coli infections
A
Enteric..... Path Haemorr Irritant Aggregative
5
Q
What virulence factor aides septicaemia
A
LPS
6
Q
What is the LEE locus?
A
Allows tight binding to epith
Epec and ehec
7
Q
What are shiba toxins?
A
Type 3 toxins (LEE t3SS), lead to renal failure, hemorrhagic and suffer hallucinations and death
8
Q
What animal carried most EHEC/STEC
A
Cattle (sheep/goats) in distal end of textin ao spread easily.
9
Q
Why does campy like chicken?
A
Caecae
Thermopile and microphile. Spreads fast
