urease

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urease

 [u´re-ās]
an enzyme that catalyzes the decomposition of urea to ammonia and carbon dioxide.

u·re·ase

(yūr'ē-ās),
An enzyme that catalyzes the hydrolysis of urea to carbon dioxide and ammonia; used as an antitumor enzyme; it is present in intestinal bacteria and accounts for most of the ammonia generated from urea in mammals.

urease

(yo͝or′ē-ās′, -āz′) also

urase

(yo͝or′ās′, -āz′)
n.
An enzyme that catalyzes the hydrolysis of urea to form ammonium carbonate.

urease

An enzyme that breaks down urea to ammonia and carbon dioxide.
Ureaseclick for a larger image
Fig. 312 Urease . The hydrolysis of urea.

urease

an enzyme that catalyses the hydrolysis of UREA into carbon dioxide and ammonia.

u·re·ase

(yūr'ē-ās)
An enzyme used as an antitumor agent; it is present in intestinal bacteria.
References in periodicals archive ?
A study comparing commercially available rapid urease tests, the CLO test (Delta West Bentley, WA, Australia), ProntoDry (Medical Instrument Corp., Solothurn, Switzerland) and HpONE (GI Supply, Camp Hill, Pa, USA) showed a sensitivity of 86.2%, 93% and 93% respectively.
During the years after discovery by Marshall and Warren, it has been stated that the rapid urease test (RUT) is a one of the cheapest but rapid diagnostic tests used in detecting this infection [107].
Rapid Urease Test. RUT (PyloriTek, Serim Research Corp., Elkhart, Ind., USA) was carried out randomly (2: 1 basis).
A rapid urease test may be performed during upper endoscopy to evaluate a patient's H.
pylori organisms associated with chronic active inflammation on antral histology or by the combination of both a positive UBT and a positive rapid urease test. Absence of H.
At day 45 (range, 44 to 50) from the start of treatment, a follow-up endoscopy was scheduled Healing was defined as complete epithelialization of the ulcer crater, and at least five samples (three from the antrum, one for urease test, and two from the fundus) were obtained.
The rapid urease test and histology may not prove to be specific tests since the presence of other urease producing bacteria with H.
RAPID UREASE TEST: The first biopsy specimen was inoculated in Stuart's urease broth (4) and incubated at 37[degrees]C.
In the this study, based on rapid urease test and histopathological diagnosis, the H.
Validity (Accuracy) of rapid urease test (RUT), Gram staining, histopathology and ELISA IgG antibody were compared with culture in terms of sensitivity, specificity.