نتایج جستجو برای: ellman method
تعداد نتایج: 1630219 فیلتر نتایج به سال:
Besides cold-steel and laser instruments, the use of radiofrequency (RF) devices in transoral microsurgery is getting increasing popularity mainly due to its minimal thermal effect on the collateral soft tissue. Authors summarize their surgical technique, results, and experience gained with RF applied during laryngeal interventions at the Department of Otorhinolaryngology, Head and Neck Surgery...
Objective(s): The objective of this study was to evaluate pharmacological effect of Calligonum polygonoides against Krait snake’s venom acetylcholinesterase (AChE) and to extent it for the treatment of Alzheimer’s disease. Materials and Methods: Acetylcholinesterase activity was measured using Ellman method with some modification. The kinetic studies of methanolic extract of C. polygonoides aga...
Though the association between pulmonary fibrosis and scleroderma has been recognized for over 60 years (Finlay, 1891), it is only within the last decade that cyst formation has been recognized as a possible part of the lung condition, following the detailed description by Getzowa (1945) of the morbid anatomy and histology of two fatal cases. Since then a considerable literature has arisen. Som...
A polymer-assisted solution-phase (PASP) synthesis of lead structure analogues ready for biological testing without the demand for chromatographic purification is described. Carboxylic acids are coupled to the Kenner or Ellman safety catch linker, respectively, activated by methylation or cyanomethylation and subsequently transferred to the 2'-amino group of the 2'-amino-2'-deoxyadenosine scaff...
OF THE DISSERTATION The Use of Arti cial Intelligence to Improve the Numerical Optimization of Complex Engineering Designs by Mark A. Schwabacher Dissertation Directors: Thomas Ellman and Andrew Gelsey Gradient-based numerical optimization of complex engineering designs promises to produce better designs rapidly. However, such methods generally assume that the objective function and constraint ...
in this study, a simple, rapid and selective method was developed for the determination of dexamethasone. the proposed method is based on inhibitory effect of dexamethasone on the oxidation of orange-g by bromate in sulfuric acid media. the reaction was followed spectrophotometrically at 478.5 nm (?max). under optimum experimental conditions, (72.6 ?mol l-1 of orange-g, 0.76 mol l-1 of h2so4, 0...
hydrochlorothiazide (hct) is a diuretic agent which is shown to be effective in the treatment of hypertension. literature reports have demonstrated that urinary excretion data may be used to assess the bioavailability of various formulations containing this thiazide. also hct consumption by the athletes is one of the drugs which should be regulated by world anti-doping agency (wada), because of...
the purpose of the present study was to investigate the effect of task-based instruction of vocabulary on the receptive and oral productive acquisition of english vocabulary and compare the results with those obtained from the traditional method. the method and procedure applied in this study was as follows: after the implementation of opt, a group of sixty female students were chosen. the stu...
abstract this study is an attempt to determine the effect of nano- technology education on science lesson for fifth grade in primary school in the city of kermanshah. this research is experimental and is conducted in the from of pre-test and post- test for the control group. an achievement test was administered to determine the rate of learning in the students. the research is an applied one. ...
"Rheumatoid disease" in its acute or chronic form with systemic or local manifestations may simulate many diseases in general medicine. Local manifestations may resemble many specific arthritides and bony and muscular lesions with secondary joint involvement (Ellman, 1947; Ellman and Ball, 1948), and two cases of a chondro-osseous dystrophy, which had been regarded as an arthritic manifestation...
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