نتایج جستجو برای: in situ immobilization
تعداد نتایج: 16980760 فیلتر نتایج به سال:
The use of enzymes as industrial biocatalysts is currently a solution for many problems of modern organic chemistry, which tries to carry out the most complex reactions under the rules of green chemistry [1]. In this context, enzyme immobilization is a critical point for the implementation of many processes [2]. This technique has been developed to obtain a heterogeneous biocatalyst, and thereb...
Abstract Background: Stress gradually suppresses the immune system making the body susceptible to various diseases. The aim of this study was to show the effects of cold and immobilization stress on growth of malignant cells in Balb/c mice. Methods: In an experimental study which was carried out in the Molecular & Cellular Research Center of Shahrekord University of Medical Sciences in 200...
Soil contamination with Cd from P fertilizer and other anthropogenic and geogenic sources is a serious problem. In situ immobilization by P application to soil is known as an applicable remediation technique leading to reduced Cd uptake by plants, and use of a Cd-free P fertilizer from renewable sources would be most favorable. Bone char (BC) (15% P, 28% Ca, 0.7% Mg) may be used as such a quali...
711 March 2013 T image demonstrates a complex C1 fracture reduced via excessive occipital-C1 flexion via halo vest immobilization (fig. A). Note arrow indicating slit-like oropharyngeal space originating below the soft palate. Halo vest immobilization occurred 30 min before emergent surgery for treatment of open femur fractures after a 15-foot fall. Shortly thereafter, the patient became tachyp...
phospholipase a1 is known as an effective catalyst for hydrolysis of various phospholipids in enzymatic vegetable oil degumming. immobilization is one of the most efficient strategies to improve its activity, recovery and functional properties. in this study, chitosan-co-polyethylene oxide (90:10) nanofibrous mat was successfully fabricated and modified with atmospheric plasma at different time...
background: flat urothelial lesions comprise a spectrum of morphologic changes ranging from reactive atypia to carcinoma in situ (cis). urothelial dysplasia and cis are associated with the recurrence and progression of urothelial carcinoma. distinguishing cis and dysplasia from reactive atypia based on histolopathogical features alone is often difficult. using different immunohistochemical mark...
knowledge of the orientation of horizontal in situ stresses is important to some areas of oil and gas field development plans. borehole breakouts observed in image logs and drilling-induced fractures are the main parameters for the determination of the stresses’ directions in situ. in this work, the orientations of borehole breakouts were investigated as a function of depth in oil wells a and b...
the present study deals with development of a floating in-situ gel of the narrow absorption window drug baclofen. sodium alginate-based in-situ gelling systems were prepared by dissolving various concentrations of sodium alginate in deionized water, to which varying concentrations of drug and calcium bicarbonate were added. fourier transform infrared spectroscopy (ftir) and differential scannin...
purpose : to assess the outcomes of laser in situ keratomileusis (lasik) in patients with multiple sclerosis (ms) methods : 15 eyes of 8 patients with ms (2 men and 6 women) who referred for myopia treatment (with or without astigmatism) were undergone lasik. after refractive and visual acuity examinations, topographic and pachymetry screening, intraocular pressure (iop) measurement, biomicrosc...
پس از شرح مختصری در مورد تولد دانش سیتوژنتیک (1956) و کاربرد آن در پزشکی (1959) به عنوان آزمایش ارزنده ای برای تشخیص بیماریهای ارثی ناشی از ناهنجاریهای کروموزومی، محدودیت دامنه کارآیی آن، محققین را بر آن داشت روش های نواری banding را کشف و به کار گیرند. این روش توانست بسیاری از مشکلات و محدودیت های قبلی را مرتفع نماید ولی باز در مواردی به ویژه در نمونه هایی که امکان کشت بافت مقدور نبود، همچنین...
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