نتایج جستجو برای: electrophoresis

تعداد نتایج: 50636  

Journal: :Colloids and interfaces 2023

A novel electrophoretic separation technique is presented, where continuous demonstrated using free flowing liquid foams. Continuous foam electrophoresis combines the principle of capillary and interactions between analytes electrical double layer, with ability Free Flow Electrophoresis to continuously separate recover automatically. used provide a network deformable micro nano channels high su...

Journal: :journal of sciences, islamic republic of iran 2014
h. modarressi m. r. noori-daloii f. karami

isolation of cell free fetal dna (cffdna) from maternal serum usually leads to very low concentrations of dna impeding further resolving through conventional methods of electrophoresis. although several protocols have been described for capillary electrophoresis (ce) of double stranded dna, they usually need using special polymers or coated capillaries which degrade over time. herein, we propos...

Journal: :Substantia 2021

Here we set forth the first from a series of reports devoted to history capillary electrophoresis. In this opening part, go more than two centuries back in time and revisit original discoveries electrolysis, electrophoresis electroosmosis. We emphasize essential role brilliant invention 1799 by Alessandro Volta, Voltaic pile, basically battery delivering constant-flow electricity, which has mad...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2009
yaser dorri biji t. kurien r. hal scofield

we have modified one of the most useful methods of protein separation; namely, two dimensional gel electrophoresis (2-de). this modified version of 2-de is not only simpler and easier but also faster than all the currently available methods. in this method, isoelectric focusing is carried out in the first dimension using a vertical sodium dodecyl sulfate polyacrylamide gel electrophoresis (sds-...

Journal: :iranian journal of cancer prevention 0
mehdi pooladi a) proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran b) dept. of biology, school of basic sciences, science and research branch, islamic azad university, tehran, iran mostafa rezaei-tavirani proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran mehrdad hashemi dept. of molecular genetics, tehran medical branch, islamic azad university tehran, iran saeed hesami-tackallou dept. of biology, garmsar branch, islamic azad university, garmsar, iran solmaz khaghani-razi-abad a) proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran, iran b) dept. of biology, school of basic sciences, science and research branch, islamic azad university, tehran, iran afshin moradi dept. of pathology, shohada hospital, shahid beheshti university of medical sciences, tehran, iran

background : glioblastoma multiforme (gbm) or grade iv astrocytoma is the most common and lethal adult malignant brain tumor. several of the molecular alterations detected in gliomas may have diagnostic and/or prognostic implications, proteomics has been widely applied in various areas of science, ranging from the deciphering of molecular pathogen nests of discuses. method: we extracted protein...

Journal: :medical journal of islamic republic of iran 0
fariba nabatchlan from the department of biochemistry, school of medicine, tehran university of medical sciences, p.o. box '•1155-5399, tehran, islamic republic of lran. bijan farzami

alpha-amylase e.c.3.2.1.1. (1,4 glucan, 4 glucanohydrolase) can be obtained from salivary glands, pancreas and microorganisms such as pseudomonas and asperigllus, as well as muscles and ovarian tubes.1.2 alpha-amylase from bacillus subtilis #1024(a tcc 465)* was purified with a highest degree of purity in our laboratory (31.59 u/mg). the extracellular alpha-amylase was subjected to different pu...

Journal: :acta medica iranica 0
zohreh sanaat hematology and oncology research center, tabriz university of medical sciences, tabriz, iran. mahtab rezazadeh hematology and oncology research center, tabriz university of medical sciences, tabriz, iran. jalial vaez gharamaleki hematology and oncology research center, tabriz university of medical sciences, tabriz, iran. jamal eivazi ziae hematology and oncology research center, tabriz university of medical sciences, tabriz, iran. ali esfahani hematology and oncology research center, tabriz university of medical sciences, tabriz, iran.

multiple myeloma (mm) characterized by proliferation of plasma cells in bone marrow and production of monoclonal immunoglobulin's. recently, arsenic trioxide (ato), has been considered for treatment refractory mm. we assessed the safety and efficacy of ato for patients with refractory mm. a phase 2, study of arsenic trioxide was conducted in 12 mm patients, whose refractory to two standard ther...

Journal: :iranian journal of pharmaceutical research 0
abolghasem jouyban adrug applied research center and faculty of pharmacy, tabriz university of medical sciences, tabriz 51664, iran. mohammad hasanzadeh bliver and gastrointestinal diseases research center, tabriz university of medical sciences, tabriz 51664, iran. nasrin shadjou cbiochemistry lab, pasteur institute of iran, tehran, iran.

a capillary electrophoresis method was used for assay of some degradation products of carvedilol. the optimized parameters were as; running buffer 80 mm acetate dissolved in methanol/ethanol mixture (65:35 v/v), applied voltage of 19 kv, temperature is 20 ºc and the wavelength range of 200-350 nm. the results indicate that the proposed ce method could effectively separate carvedilol from its de...

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