Lab 5- Nocardia Flashcards

1
Q

Habitat

A

Soil

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2
Q

Morphology

A

Long branched filaments

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3
Q

Staining

A

Gram +

Irregular staining, slightly acid fast

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4
Q

Culture

A

Obligate aerobic

Nutrient agar, broth

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5
Q

Pigment formation?

A

Carotenoid pigment

Green-yellowish

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6
Q

Filaments?

A

Aerial filaments

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7
Q

Pathogenicity?

A

Facultative pathogens, local lesions (colonize subcutaneously, local chronic suppuration)

(Factors are needed)

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8
Q

Species?

A

N. Asteroides

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9
Q

N. Asteroides cause ?

A

Cattle: chronic suppuration skin, mastitis
Ca: generalized Nocardosis

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