1, However, a variety of urease producing bacteria are present in the mouth and swallowed in the saliva.

2, The activity of urease is sensitive to bronopol.

3, Soil enzyme including phosphatase, urease, proteinase, catalase were analysed.

4, Methods: Urease test and PCR were used.

5, The influence on soil of urease, sucrase, catalase activity, EC value, rapidly available phosphorus was also studied.

6, Acid urease of Alcaligenes faecalis was immobilized onto the gelatin crosslinked with glutaraldehyde.

7, The activities of catalase, polyphenol oxidase, urease, protease, saccharase of grafted eggplants were higher than those of the control, but the activities of peroxidase and phosphatase were obverse.

8, Moreover, PI increased the activities of urease, phosphatase and sucrase, but decreased the catalase activity in its rhizosphere.

9, The activities of both urease and catalase are sensitive to bronopol.

10, Extrat of sword bean powder as urease catalyzes hydrolysis of urea into ammonia, then ammonia is determinated by salicylate spectrophotometry.

11, There was little effect on soil urease and catalase activity for different peat levels.

12, Variations of peroxidase, sucrose invertase and urease activity in soil from Eucalyptus coppice forest, Eucalyptus newly planted forest, shrub grassland and masson pine forest have been investigated.

13, The activities of sucrase, urease, catalase, cellulolytic enzyme and polyphenol oxidase of the former three treatments were all significantly higher than in the cleaning tillage.

14, The binding of metolachlor and S Isomer to urease in aqueous solution was studied using UV difference spectrum and fluorescence spectrum.

15, The activities of urease, protease,(http:///urease.html) cellulase and catalase were not significantly affected by continuous tobacco cropping.

16, The activities of soil dehydrogenase, alkaline phosphatase, urease and sucrase decreased with the time of incubation.

17, Conclusion V. Parahaemolyticus with positive and negative urease have stronger pathogenicity.

18, Effects on the activities of urease and catalase from bronopol were studied.

19, The activity of Soil urease, acidphosphotase and invertase weakened with increase of soil depth.

20, Methods : Urease N - trimethyl chitosan chloride submicrospheres were prepared by ionic crosslinking.

21, The uncertainty of the determination of urease activity in cereal and feedstuff was evaluated.

22, Subsoiling returning could significantly increase soil urease activity and sucrase activity.

23, Seven of the parents were positive for H pylori on urease testing, histology(), and on culture.

24, Endoscopic gastric antral biopsy specimens were also obtained for urease activity, culture, and histology.

25, The results indicates that the TI still remains activity when urease full deactivate.

26, Compared with the pure stand, the mixed stands can strengthen the activity of sucrase and urease, of which the effect of the mixed stand by single tree is the most significant.

27, By simulating methods, the effect of ethanol on soil urease activity was studied systematically.

28, This paper deals with the influences of herbicide mefenacet on soil respiration and the activities of dehydrogenase, catalase , urease, proteinase and phosphorylase in paddy soil.

29, The influence of the compound fertilizer which is made of the ammonification of ammonia sulfite pulp black liquid on the soil urease activity.

30, Diclazuril, Cyromazine, Ethoxy Quinoline, Closantel Sodium, Ractopamine, Oregano Oil, Garlicin, Urease Inhibitor etc. raw material and 100 various products such as preparation.

31, Land cultivated with wheatgrass or smooth bromegrass is enriched with high amylase or urease content.

32, The adsorption of urea nitrogen onto dialdehyde cellulose (DAC) under catalysis of immobilized urease in gelatin (IU) was studied in batch system.

33, The contents of soil alkali hydrolyzable nitrogen were increased by plant urease inhibitor under two cultivated condition.

34, A comparative feeding trial was done by using 16 healthy lactating cows with urease inhibitor premix.

35, Specifically(/urease.html), It'showed the different testing methods and their results of the fat and urease.

36, There was no significant relationship between the height and the tiller number of white clover and perennial ryegrass with the catalase activity and urease activity.

37, Urease existed mainly in the cotyledons of Jack bean and its content increased with enlargement of cotyledons until maturation.

38, Concentrate on glutin and cellulose acetate as carrier to immobilization and cross-linked urease congeries to immobilization, which have no carrier.

39, Effect of genera carboxylic acid on urease, ammonification, nitrification of brown soil was studied through an indoor incubated test.

40, The binding of acetochor, pretilachor, butachlor and metolachlor to urease in aqueous solution was studied using UV difference spectrum and fluorescence spectrum methods.

41, Cell density cultivation and high level expression of recombinant urease A fusion protein in Helicobacter pylori.

42, The localization of the activity of immobilized urease on chitosan membrane was studied by X - ray microanalysis.

43, The highest urease and invertase activities were observed at jointing stage, while the highest acid phosphatase activity at the huge bellbottom period.

44, Objective:To determinate drug resistance of tubercle bacillus by employing urease test.

45, Methods 793 cases of various gastroduodenal diseases were examined with gastroduodenoscopy, and the urease of patients was tested.

46, Similarily, the soil hydrogen peroxidase, urease and phosphatase activities were increased obviously.