18. Family Moraxellaceae Flashcards
Moraxella spp. that are important in human medicine
M. catarrhalis
M. bovis
M. osloensis
Motility of Moraxella spp.
Nonmotile
Microscopic appearance of Moraxella spp.
Gram-negative coccobacilli
Moraxella spp. isolated from humans only
Moraxella catarrhalis
Factor that differentiates M. catarrhalis from N. gonorrhoeae
M. catarrhalis does not grow on Thayer-Martin agar because of colistin
Media for M. catarrhalis
Nutrient agar
Blood agar (35° C)
Chocolate agar
Oxidase reaction of M. catarrhalis
Oxidase positive
Microscopic appearance of M. catarrhalis
Gram-negative coccobacilli
Moraxella phenylpyruvicus is now called
Psychrobacter phenylpyruvicus
Acinetobacter spp. that are important in human medicine
A. baumannii
A. lwoffii
A. haemolyticus
Oxygen requirements for Acinetobacter spp.
Aerobic
Microscopic appearance of Acinetobacter spp.
Gram-negative bacilli
Oxidase reaction of Acinetobacter spp.
Oxidase negative
Motility of Acinetobacter spp.
Nonmotile
Acinetobacter spp. that causes nosocomial pneumonia/late-onset ventilator-associated pneumonia
A. baumanii
Nitrate reduction characteristics of Acinetobacter spp.
Nitrate reduction negative
Media for Acinetobacter spp.
MacConkey agar
Acinetobacter spp. that does not grow well in MAC
A. lwoffii
Genera under the Family Moraxellaceae
Moraxella
Acinetobacter
