Enterobacteriaceae: Difference between revisions

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Enterobacteriaceae
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(added Identification table)
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* A family of [[Stain::Gram-negative]] bacteria
 +
*A family of [[Stain::Gram-negative]] bacteria
−
* Non-spore-forming, glucose-fermenting facultative anaerobes
 +
*Non-spore-forming, glucose-fermenting facultative anaerobes
−
* Medically important bacteria within the family includes:
 +
*Medically important bacteria within the family includes:
−
** [[Citrobacter species]]
 +
**[[Citrobacter species]]
−
** [[Edwardsiella species]]
 +
**[[Edwardsiella species]]
−
** [[Enterobacter species]]
 +
**[[Enterobacter species]]
−
** [[Escherichia coli]] and [[Shigella species]]
 +
**[[Escherichia coli]] and [[Shigella species]]
−
** [[Hafnia species]]
 +
**[[Hafnia species]]
−
** [[Klebsiella species]]
 +
**[[Klebsiella species]]
−
** [[Morganella morganii]]
 +
**[[Morganella morganii]]
−
** [[Panoea agglomerans]]
 +
**[[Panoea agglomerans]]
−
** [[Plesiomonas shigelloides]]
 +
**[[Plesiomonas shigelloides]]
−
** [[Proteus species]]
 +
**[[Proteus species]]
−
** [[Providencia species]]
 +
**[[Providencia species]]
−
** [[Salmonella enterica]]
 +
**[[Salmonella enterica]]
−
** [[Serratia marcescens]]
 +
**[[Serratia marcescens]]
−
** [[Yersinia species]]
 +
**[[Yersinia species]]
  +
  +
== Identification ==
  +
  +
{| class="wikitable"
  +
!Lactose
  +
!PPA
  +
!H<sub>2</sub>S
  +
!Mannitol
  +
!Indole
  +
!Urease
  +
!Growth on Citrate
  +
!Other Tests
  +
!Organism
  +
|-
  +
| +
  +
|–
  +
|–
  +
| +
  +
| +
  +
| +
  +
| +
  +
|nonmotile, methylene red –
  +
|[[Klebsiella oxytoca]]
  +
|-
  +
| +
  +
|–
  +
|–
  +
| +
  +
| +
  +
| +/±
  +
| +
  +
|motile, methylene red +
  +
|[[Citrobacter koseri]]
  +
|-
  +
| +
  +
|–
  +
|–
  +
| +
  +
| +
  +
|–
  +
|–
  +
|
  +
|[[Escherichia coli]]
  +
|-
  +
| +
  +
|–
  +
| +
  +
| +
  +
|–
  +
±
  +
|–/±
  +
| +/±
  +
|H<sub>2</sub>S +
  +
|[[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]]
  +
|}
   
 
{{DISPLAYTITLE:''Enterobacteriaceae''}}
  
{{DISPLAYTITLE:''Enterobacteriaceae''}}

Revision as of 09:29, 14 August 2020

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
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