Avibacterium (H) paragallinarium Flashcards

1
Q

what animal is it specific for

A

avian species

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2
Q

at blood factors does it require, hemolysis?

A

V (NAD) factor only
non hemolytic

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3
Q

disease

A

fowl coryza (acute rhinitis)

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4
Q

lesions of fowl coryza

A

inflammation of turbinates and sinus epithelium
airsacculitis

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5
Q

virulence

A

capsule
LPS
adherenace
membrane proteins
exotoxins not recognized

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6
Q

any exotoxins

A

exotoxins not recognized

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7
Q

compromising factors

A

viral
mycoplasma
stress
disease predominately due to host inflammation

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8
Q

immunity

A

antibodies to capsule, LOS, membrane proteins
humoral immunity most important

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9
Q

what type of immunity is most important

A

humoral immunity is most important

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10
Q

vaccination

A

bacterins (serotypes A, B, C)
purified capsules nonimmunogenic

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