Non-fermenting GNR Flashcards
(45 cards)
Non-fermenters are non reactive on ___ and ___ slants
TSI and KIA
______ use CHO for energy in aerobic and anaerobic conditions
Fermenters
_____ cannot break down CHOs in anaerobic conditions
Non-fermentors
_____ metabolize CHOs in air
Oxidizers
_____ cannot use CHOs as an energy source at all
Non-oxidizer
Most non-fermenters are oxidase ___ and lactose ___
Pos, neg
Oxidative-Fermentative (OF) test determines
if MO is a fermenter, oxidizer, or non oxidizer
Asacchrolytic
unable to break down CHOs for energy
Cause of most GNNF infections
Pseudomonas aeruginosa
Pseudomonas motility
motile with polar flagella
Pseudomonas oxidase and catalase
positive
Pseudomonas fermentation/oxidation
non-fermenter (TSI k/k)
oxidizer
Pseudomonas has a ___ ______ capsule
Mucoid exopolysaccharide
Textbook P. aeruginosa description
pitted
fringy edge
beaten copper
grape-like odor
pyocyanin color
blue green
pyorubin color
red
pyomelanin color
brown black
pyoverdin color
yellow, fluoresces
Virulence factors of P. aeruginosa lipopolysaccharide
endotoxin
pyrogen
Virulence factors of P. aeruginosa capsule
anti phagocytic
inhibits complement
Virulence factors of P. aeruginosa proteases
damage host proteins
Virulence factors of P. aeruginosa exotoxin A
blocks protein synthesis
Virulence factors of P. aeruginosa pyocyanin
impairs ciliary activity
Virulence factors of P. aeruginosa fimbrae
adherence factor