Enterobacteriaceae: Difference between revisions
From IDWiki
Enterobacteriaceae
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*A family of [[Stain::Gram-negative]] bacteria |
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*Non-spore-forming, glucose-fermenting facultative anaerobes |
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*Medically important bacteria within the family includes: |
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**[[Citrobacter species]] |
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**[[Edwardsiella species]] |
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**[[Enterobacter species]] |
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**[[Escherichia coli]] and [[Shigella species]] |
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**[[Hafnia species]] |
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**[[Klebsiella species]] |
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**[[Morganella morganii]] |
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**[[Panoea agglomerans]] |
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**[[Plesiomonas shigelloides]] |
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**[[Proteus species]] |
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**[[Providencia species]] |
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**[[Salmonella enterica]] |
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**[[Serratia marcescens]] |
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**[[Yersinia species]] |
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== Identification == |
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{| class="wikitable" |
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!Lactose |
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!PPA |
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!H<sub>2</sub>S |
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!Mannitol |
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!Indole |
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!Urease |
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!Growth on Citrate |
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!Other Tests |
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!Organism |
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|- |
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| + |
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|– |
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|– |
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| + |
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| + |
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| + |
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| + |
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|nonmotile, methylene red – |
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|[[Klebsiella oxytoca]] |
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|- |
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| + |
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|– |
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|– |
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| + |
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| + |
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| +/± |
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| + |
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|motile, methylene red + |
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|[[Citrobacter koseri]] |
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|- |
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| + |
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|– |
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|– |
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| + |
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| + |
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|– |
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|– |
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| |
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|[[Escherichia coli]] |
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|- |
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| + |
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|– |
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| + |
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| + |
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|– |
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± |
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|–/± |
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| +/± |
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|H<sub>2</sub>S + |
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|[[Citrobacter freundii]] |
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|- |
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| + |
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|– |
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|– |
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| + |
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|– |
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| + |
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| + |
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|A/A with gas |
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|[[Klebsiella pneumonia]] |
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|- |
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| + |
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|– |
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|– |
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| + |
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|– |
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| +/± |
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| + |
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|A/A with gas, AD positive |
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|[[Enterobacter cloacae]] |
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|- |
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| + |
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|– |
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|– |
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| + |
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|– |
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|– |
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| + |
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|A/A with gas, OD positive |
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|[[Klebsiella aerogenes]] |
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|- |
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|– |
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| + |
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| + |
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| |
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|– |
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| + |
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| +/± |
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| |
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|[[Proteus mirabilis]] |
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|- |
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|– |
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| + |
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| + |
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| |
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| + |
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| + |
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|–/± |
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| |
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|[[Proteus vulgaris]] |
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|- |
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|– |
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| + |
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| + |
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| |
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|– |
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| + |
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|– |
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| |
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|[[Proteus penneri]] |
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|- |
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|– |
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| + |
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|–/± |
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|– with gas |
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| + |
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| + |
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|– |
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| |
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|[[Morganella morganii]] |
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|- |
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|– |
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| + |
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|– |
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| + no gas |
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| + |
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| + |
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| + |
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| |
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|[[Proteus rettgeri]] |
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|- |
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|– |
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| + |
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|– |
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|– no gas |
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| + |
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|– |
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| + |
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| |
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|[[Proteus stuartii]] |
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|- |
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|– |
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| + |
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|– |
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|– with gas |
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|– |
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| + |
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|– |
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| |
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|[[Proteus penneri]] |
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|- |
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|– |
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|– |
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| |
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| + |
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| |
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| |
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| |
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| |
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|[[Citrobacter species]] |
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|- |
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|– |
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|– |
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| |
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| + |
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| |
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| |
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| |
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|[[Escherichia coli]] (inactive) |
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|- |
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|– |
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|– |
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| |
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| + |
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| |
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| |
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| |
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|[[Hafnia species]] |
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|- |
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|– |
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|– |
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| |
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| + |
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| |
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|[[Salmonella species]] |
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|- |
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|– |
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|– |
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| + |
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|[[Shigella species]] (other than ''S. dysenteriae'') |
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|- |
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|– |
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|– |
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| + |
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|[[Serratia marcescens]] |
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|- |
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|– |
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|– |
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| + |
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|– |
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| + |
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| |
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|[[Edwardsiella tarda]] |
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|- |
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|– |
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|– |
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|– |
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|– |
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|– |
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| |
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|[[Shigella dysenteriae]] |
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|} |
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{{DISPLAYTITLE:''Enterobacteriaceae''}} |
{{DISPLAYTITLE:''Enterobacteriaceae''}} |
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Revision as of 13:29, 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, methylene red – | Klebsiella oxytoca |
| + | – | – | + | + | +/± | + | motile, methylene red + | Citrobacter koseri |
| + | – | – | + | + | – | – | Escherichia coli | |
| + | – | + | + | –
± |
–/± | +/± | H2S + | Citrobacter freundii |
| + | – | – | + | – | + | + | A/A with gas | Klebsiella pneumonia |
| + | – | – | + | – | +/± | + | A/A with gas, AD positive | Enterobacter cloacae |
| + | – | – | + | – | – | + | A/A with gas, OD positive | Klebsiella aerogenes |
| – | + | + | – | + | +/± | Proteus mirabilis | ||
| – | + | + | + | + | –/± | Proteus vulgaris | ||
| – | + | + | – | + | – | Proteus penneri | ||
| – | + | –/± | – with gas | + | + | – | Morganella morganii | |
| – | + | – | + no gas | + | + | + | Proteus rettgeri | |
| – | + | – | – no gas | + | – | + | Proteus stuartii | |
| – | + | – | – with gas | – | + | – | Proteus penneri | |
| – | – | + | Citrobacter species | |||||
| – | – | + | Escherichia coli (inactive) | |||||
| – | – | + | Hafnia species | |||||
| – | – | + | Salmonella species | |||||
| – | – | + | Shigella species (other than S. dysenteriae) | |||||
| – | – | + | Serratia marcescens | |||||
| – | – | + | – | + | Edwardsiella tarda | |||
| – | – | – | – | – | Shigella dysenteriae |
