نتایج جستجو برای: enzyme activity

تعداد نتایج: 1282580  

The laccase enzyme is the largest group of Oxidoreductase enzymes and is capable of oxidizing a wide range of organic substrates to water along with molecular oxygen resuscitation. ZnO nanoparticles are known for their specific properties such as chemical stability, high electrochemical coupling rates, and wide range of absorption of radiation as multifunctional compounds. In this study, ZnO po...

صمدزاده, سعید, ضرغامی, نصرت االله, علنی, بهرنگ, نجمی, بهزاد, حلاج زاده, جمال , فرشید, بهمن ,

Introduction & Objective : Telomerase is a reverse transcriptase enzyme that is required in immortalized cancer cells. Early detection of telomerase activity in tumors particularly in bladder cancer is promising. The aim of this study was to compare specificity and sensitivity between cytology and telomerase activity in diagnosis of bladder cancer. Materials & Methods : This study was a case...

ژورنال: مجله دندانپزشکی 2003
ذبیحی, پریسا, عموئیان, بابک, قوجق, دردی,

Statement of Problem: Changes in protein levels, host calls enzymes and inflammatory mediators in gingival crevicular Fluid (GCF) are considered as diagnostic indicators of Periodontitis.Purpose: he aim of the present study was to measure the elastase enzyme activity in gingival crevicular Fluid among patients with periodontitis.Material and Methods: In this study, 52 periodontitis patients (ex...

The laccase enzyme is the largest group of Oxidoreductase enzymes and is capable of oxidizing a wide range of organic substrates to water along with molecular oxygen resuscitation. ZnO nanoparticles are known for their specific properties such as chemical stability, high electrochemical coupling rates, and wide range of absorption of radiation as multifunctional compounds. In this study, ZnO po...

Journal: :journal of sciences islamic republic of iran 0

glucose 6-phosphate dehydrogenase (g6pd) was purified from streptomyces aureofaciens and inactivated with butanedione and diethylpyrocarbonate. incubation of the enzyme with butanedione resulted in a rapid activity loss (80%) within 5 min, followed by a slow phase using a molar ratio to enzyme concentration of 100. fluorescence studies showed a conformational change in the butanedione-modified ...

ژورنال: دانشور پزشکی 2013
جلائی پور, شهره , جلیلوند, فروزنده , حاجی حسینی, رضا , دوست‌خواه, نرگس , صراف‌نژاد, عبدالفتاح , کبودانیان اردستانی, سوسن ,

 Background and Objective: Aminopeptidases remove the amino acids from the N-terminal of proteins and peptides. Aminopeptidase N (CD13) and leucine aminopeptidase are involved in processing and presentation of pathogens to immune cells. Also, enzyme activity in some viral infection and tumors are high. In this study, the activity of CD13 in serum with high level of brucella antibody wa...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم پایه 1387

چکیده ندارد.

L- asparaginase enzyme is a renown enzyme due to its chemotherapeutic properties. This enzyme could also be employed in food processing technology. The present study aimed, optimizing the agitation and aeration rate in L-asparaginase production, using Candida utilis, ATCC 9950 in batch fermentation system. Beet molasses used as the carbohydrate source for enzyme production. A maximum asparagina...

Journal: :journal of crop protection 2014
fahimeh dehghanikhah majid kazzazi hossein madadi vahid hossein naveh

the colorado potato beetle, leptinotarsa decemlineata say (col.: chrysomelidae) is an important pest of potato worldwide and study of its glucosidases is an important step to develop appropriate pest control strategies. in this study, some biochemical aspects of β-glucosidase in the colorado potato beetle were determined. the results showed that β-glucosidase activity in the midgut of adults wa...

Journal: :مجله دندانپزشکی 0
دردی قوجق d. qujeq بابک عموئیان b . amoeian پریسا ذبیحی p . zabihi

statement of problem: changes in protein levels, host calls enzymes and inflammatory mediators in gingival crevicular fluid (gcf) are considered as diagnostic indicators of periodontitis.purpose: he aim of the present study was to measure the elastase enzyme activity in gingival crevicular fluid among patients with periodontitis.material and methods: in this study, 52 periodontitis patients (ex...

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