Lab 8- Haemophilus Flashcards
1
Q
Habitat
A
Mucous mem of humans and animals, respiratory and genital tract
2
Q
Morphology
A
0.5-2 um coccoid rods, filaments (fimbria)
3
Q
Staining
A
Gram negative
4
Q
Culture
A
Fastidious
Additives needed
X factor (haem)
V factor (NAD)
Blood, chocolate agar
Some species need 10-15 % Co2
5
Q
Biochem
A
Examination is difficult
6
Q
Antigens
A
Cell wall antigens
Capsule antigens- used
7
Q
Resistance
A
Weak
8
Q
Pathogenicity
A
Facultative pathogenic
9
Q
Species
A
H. Influenzae
H. Parasuis
10
Q
H. Influenzae cause?
A
Human= upper respiratory tract, meningitis (young)
11
Q
H. Parasuis cause?
A
Swine= polyserosites (Glässers disease)
12
Q
Avibacterium (H.) paragallinarum cause?
A
Infectious coryza of hens
