Agars Flashcards
1
Q
Chocolate agar
A
H. influenzae
requires factors V (NAD) and X (hematin)
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
3
Q
Bordet-Gengou
A
Bordatella pertussis
potato agar
4
Q
Tellurite plate
A
C. diptheriae
Loffler’s agar
5
Q
Lowenstein-Jensen
A
M. tuberculosis
6
Q
Eaton’s agar
A
M. pneumoniae
7
Q
MacConkey’s
A
lactose-fermenting enterics
pink colonies form (fermenting produces acid)
8
Q
eosin-methylene blue (EMB)
A
E. coli
green metallic sheen
9
Q
charcoal yeast
A
Legionella
buffered with cysteine and iron
10
Q
Sabouraud’s
A
fungi