Urease test: Difference between revisions
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** Positive if the orange-yellow color turns bright pink |
** Positive if the orange-yellow color turns bright pink |
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* Common urease-positive organisms include |
* Common urease-positive organisms include |
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− | ** [[Proteus |
+ | ** [[Proteus]] |
− | ** [[Cryptococcus |
+ | ** [[Cryptococcus]] |
− | ** [[Corynebacterium |
+ | ** [[Corynebacterium]] |
** [[Helicobacter pylori]] |
** [[Helicobacter pylori]] |
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− | ** [[Brucella |
+ | ** [[Brucella]] |
− | ** [[Nocardia |
+ | ** [[Nocardia]] |
− | ** [[Ureaplasma |
+ | ** [[Ureaplasma]] |
− | * All organisms include: {#ask: [[Urease:: |
+ | * All organisms include: {{#ask: Urease [[Urease::positive]]}} |
[[Category:Diagnostics]] |
[[Category:Diagnostics]] |
Latest revision as of 12:43, 25 January 2022
- Tests for the ability of the bacteria to metabolize urea by using phenol red to detect a pH change from lysis of urea into ammonia and carbon dioxide
- Often found in bacteria that cause urinary tract infections
- Procedure
- Into a tube with urea medium, stab an inoculum of the isolate into the medium then streak the slant
- Incubate with a loose lid at 35ºC for 24 hours
- Positive if the orange-yellow color turns bright pink
- Common urease-positive organisms include
- All organisms include: Brucella melitensis, Helicobacter pylori, Proteus, RhodotorulaThe part "Urease" of the query was not understood.</br>Results might not be as expected.