نتایج جستجو برای: acceptance ratio accr
تعداد نتایج: 556424 فیلتر نتایج به سال:
sensing of methanol and ethanol with nano-structured sno2 (110) in gas phase: monte carlo simulation
the sno2 films deposited from inorganic precursors via sol–gel dip coating method have been found to be highly sensitive to methanol and ethanol vapor. three dimensional nano-structure materials have attracted the attention of many researches because the possibility to apply them for near future devices in sensors, catalysis and energy related. the sensitivity and selectivity of sno2 (110) nano...
The amylase creatinine clearance ratio (ACCR) is considered to be a more sensitive index of acute pancreatitis than the serum amylase level. Serial ACCR estimations were undertaken in 25 patients undergoing an elective cholecystectomy. Using accepted criteria, 28% of these patients developed, in the postoperative period, biochemical evidence of pancreatic gland damage, although the serum amylas...
BACKGROUND Acetobacter sp. CCTCC M209061 could catalyze carbonyl compounds to chiral alcohols following anti-Prelog rule with excellent enantioselectivity. Therefore, the enzymatic characterization of carbonyl reductase (CR) from Acetobacter sp. CCTCC M209061 needs to be investigated. RESULTS A CR from Acetobacter sp. CCTCC M209061 (AcCR) was cloned and expressed in E. coli. AcCR was purified...
Here we characterized the first known transcriptional regulator that accounts for carbon catabolite repression (CCR) control of the anaerobic catabolism of aromatic compounds in bacteria. The AccR response regulator of Azoarcus sp. CIB controls succinate-responsive CCR of the central pathways for the anaerobic catabolism of aromatics by this strain. Phosphorylation of AccR to AccR-P triggers a ...
Macroamylasemia is a condition of elevated serum amylase levels in which normal serum amylase form a complex with high molecular weight proteins such as immunoglobulins. This is a case report on a patient with macroamylasemia following acute asthmatic bronchitis. A 5-year-old male with cerebral palsy and developmental retardation was admitted to our hospital because of high fever and severe cou...
A novel carbonyl reductase (AcCR) catalyzing the asymmetric reduction of ketones to enantiopure alcohols with anti-Prelog stereoselectivity was found in Acetobacter sp. CCTCC M209061 and enriched 27.5-fold with an overall yield of 0.4% by purification. The enzyme showed a homotetrameric structure with an apparent molecular mass of 104 kDa and each subunit of 27 kDa. The gene sequence of AcCR wa...
Based on the consideration of dual attributes agricultural carbon emission and sink, this study measures compensation rate (ACCR) 31 provinces in China from 2006 to 2019, impact financial support ACCR its transmission mechanism are empirically analyzed using a spatial econometric model intermediary effect model. The results show that: (1) significant correlation between ACCR; (2) increased is c...
BACKGROUND The serum level of amylase (sAm) is commonly used as a biochemical marker for diagnosis and management of pancreatic disorders. However, the use of the urine level of amylase (uAm) is limited in practice, because the diagnostic ability of uAm is inferior to that of sAm. In the present study, the possible concordance of uAm-rerated parameters with sAm was investigated, and evaluate th...
Cross-sectional and quantitative study, conducted in 2013, aiming to evaluate the implementation of User Embracement with Risk Rating (ACCR) in four Emergency Hospital Services. One hundred fi fty six nurses participated and answered the questionnaire “User Embracement with Risk Rating”. The data were treated through descriptive and inferential statistics, from the Kruskal-Wallis test. The impl...
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