Enterobacteriaceae: Difference between revisions
From IDWiki
Enterobacteriaceae
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| − | |nonmotile, |
+ | |nonmotile, methyl red – |
|[[Klebsiella oxytoca]] |
|[[Klebsiella oxytoca]] |
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| − | |motile, |
+ | |motile, methyl red + |
|[[Citrobacter koseri]] |
|[[Citrobacter koseri]] |
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|–/± |
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| − | |H<sub>2</sub>S + |
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|[[Citrobacter freundii]] |
|[[Citrobacter freundii]] |
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| − | |A/A with gas |
+ | |TSI A/A with gas, nonmotile |
|[[Klebsiella pneumonia]] |
|[[Klebsiella pneumonia]] |
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| − | |A/A with gas, |
+ | |TSI A/A with gas, motile, arginine dihydrolase + |
|[[Enterobacter cloacae]] |
|[[Enterobacter cloacae]] |
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| − | |A/A with gas, |
+ | |TSI A/A with gas, motile, arginine dihydrolase – |
|[[Klebsiella aerogenes]] |
|[[Klebsiella aerogenes]] |
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|[[Proteus vulgaris]] |
|[[Proteus vulgaris]] |
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| − | |± |
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| + | |TSI with gas |
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|[[Proteus penneri]] |
|[[Proteus penneri]] |
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| − | |–/± |
+ | |–/± |
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|– |
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| + | |TSI with gase |
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|[[Morganella morganii]] |
|[[Morganella morganii]] |
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| − | |– |
+ | |– |
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| + | |TSI no gas |
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|[[Providencia rettgeri]] |
|[[Providencia rettgeri]] |
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| − | |– |
+ | |– |
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|– |
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| + | |TSI no gas |
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|[[Providencia stuartii]] |
|[[Providencia stuartii]] |
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Revision as of 09:48, 14 August 2020
- A family of Gram-negative bacteria
- Non-spore-forming, glucose-fermenting facultative anaerobes
- Medically important bacteria within the family includes:
Identification
| Lactose | PPA | H2S | Mannitol | Indole | Urease | Growth on Citrate | Other Tests | Organism |
|---|---|---|---|---|---|---|---|---|
| + | – | – | + | + | + | + | nonmotile, methyl red – | Klebsiella oxytoca |
| – | + | + | +/± | + | motile, methyl red + | Citrobacter koseri | ||
| – | + | + | – | – | Escherichia coli | |||
| + | + | –
± |
–/± | +/± | Citrobacter freundii | |||
| – | + | – | + | + | TSI A/A with gas, nonmotile | Klebsiella pneumonia | ||
| – | + | – | +/± | + | TSI A/A with gas, motile, arginine dihydrolase + | Enterobacter cloacae | ||
| – | + | – | – | + | TSI A/A with gas, motile, arginine dihydrolase – | Klebsiella aerogenes | ||
| ± | – | – | – | + | – | – | oxidase + | Plesiomonas shigelloides |
| – | – | + | ± | + | – | Yersinia enterocolitica | ||
| – | + | + | – | + | +/± | Proteus mirabilis | ||
| + | + | + | –/± | Proteus vulgaris | ||||
| ± | – | – | + | – | TSI with gas | Proteus penneri | ||
| –/± | – | + | + | – | TSI with gase | Morganella morganii | ||
| – | + | + | + | + | TSI no gas | Providencia rettgeri | ||
| – | – | + | – | + | TSI no gas | Providencia stuartii | ||
| – | ± | + | ± | –/± | +/± | Citrobacter species | ||
| – | + | + | – | – | Escherichia coli (inactive) | |||
| – | + | – | – | + | Hafnia species | |||
| +/± | + | – | – | ± | Salmonella species | |||
| – | + | – | – | – | Shigella species (other than S. dysenteriae) | |||
| – | + | – | – | + | Serratia marcescens | |||
| + | – | + | – | – | Edwardsiella tarda | |||
| – | – | – | – | – | Shigella dysenteriae |
