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8 Cards in this Set
- Front
- Back
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What are the characteristics of pseudomona?
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gram - rod shaped, motile, found as single bacteria, pairs and sometimes short chains, obligate aerobe OXIDASE +
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What distinguishes P. aeruginosa from other strains of fluorescent pseudomonas?
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Growth at 42℃
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What pigments are excreted by P.aeruginosa?
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Pyocyanin, and pyoverdin blue and green respectively
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What smell is distinctive of P. aeruginosa?
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Grape-like
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How many genes are in the P. aeruginosa genome?
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5,600- the largest of any bacterial genome
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Exotoxin A is alalagous to what other toxin
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produced by P. aeruginosa exotoxin A kills infected cells by the same mechanism as diphtheria toxin (ADP-ribosylation of EF2) although they do not have significant sequence homology
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What is the mechanism of Exoenzyme S?
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Injected by a type III secretion system Exoenzyme S ribosylates a small G protein RAS. This results in collaps of the cytoskeleton.
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What are the characteristics of Vibrio?
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Gram - motile by a single polar flagella, catalyse +
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