Agars Flashcards

1
Q

Chocolate agar

A

H. influenzae

requires factors V (NAD) and X (hematin)

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2
Q

agar that has vancomycin, polymyxin, and nystatin

A

Thayer-Martin for Neisseria species
vanco for G+
polymyxin for G- except Neisseria
nystatin for fungals

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3
Q

Bordet-Gengou

A

Bordatella pertussis

potato agar

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4
Q

Tellurite plate

A

C. diptheriae

Loffler’s agar

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5
Q

Lowenstein-Jensen

A

M. tuberculosis

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6
Q

Eaton’s agar

A

M. pneumoniae

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7
Q

MacConkey’s

A

lactose-fermenting enterics

pink colonies form (fermenting produces acid)

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8
Q

eosin-methylene blue (EMB)

A

E. coli

green metallic sheen

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9
Q

charcoal yeast

A

Legionella

buffered with cysteine and iron

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10
Q

Sabouraud’s

A

fungi

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