نتایج جستجو برای: reactive separation
تعداد نتایج: 278433 فیلتر نتایج به سال:
Liquid-Liquid Extraction of Itaconic Acid from the Aqueous Phase Using Natural and Chemical Solvents
Itaconic acid, also known as methylene succinic is a colorless, crystalline substance that found in nature. Due to its two functional carboxylic acid forms and - unsaturated bond, it can be used variety of sectors (plastics, super-absorbents, biopolymers, anti-scaling agents, etc.). produced via thermally decarboxylating citric catalysing the condensation derivatives with formaldehyde, aconitic...
Introduction: T cells that recognize WT1 peptides have been shown to efficiently eliminate WT1-expressing tumor cells. This study was designed investigate the feasibility of isolating WT1-reactive from peripheral blood mononuclear (PBMCs) healthy donors and patients with Wilms tumor, assess cytotoxicity mediated by these against (WiTu cells). Methods: were enriched isolated stimulating PBMCs a ...
conclusions considering the simplicity and efficiency of zero valent iron powder, this method is recommended for removing azo dyes from aqueous environments. results the results of this research showed ph = 3 and contact time = 120 minutes, increasing the zvi dose from 200 to 5000 mg/l in 100 mg/l dye concentration, increased the adsorption efficiency from 36.78% to 97.57%. rr-198 removal follo...
background and objective: brucellosis is a main transmittable zoonotic disease, which is endemic, and a common health burden in iran. adenosine deaminase (ada) is an essential enzyme which is involved in purine metabolism and its role in immune system is very important. the aim of this study was to determine serum changes of ada and c-reactive protein (crp) levels in patients with brucellosis. ...
although the majority of mesenchymal lesions of the gastrointestinal tract are neoplastic in nature, but nonneoplastic reactive processes may also involve the gastrointestinal tract and mesentery. some more aggressive neoplasms located in same area, such as fibromatosis or gastrointestinal stromal tumors may be cause of diagnostic confusion. reactive nodular fibrous pseudo tumor (rn...
conclusions crp, a well-known acute phase reactant that increases rapidly in various inflammatory processes, can be accepted as a strong predictor in classifying different grades of the disease, and treatment can be reliably planned according to this classification. results mean crp levels of groups were found to be significantly different, 18.96 mg/l in group i, 133.51 mg/l in group ii, and 23...
background: allergens are mostly composed of glycoprotein structures. it is believed that glycan-specific antibodies may lead to false-positive reactions in immunoassays. in this study we investigated the glycosylation state of grape allergens as well as the presence of antibodies to cross-reactive carbohydrate determinants (anti-ccds) in sera from grape-sensitive individuals. methods: grape ex...
conclusions considering that no significant difference was found in the proven vitamin a side effects, due to the increase in crp, frequent clinical and biochemical controls are required along with vitamin a supplementation. patients and methods this study was a double blind randomized clinical trial. in the main study, vitamin a (as retinyl palmitate) was given to 35 multiple sclerosis (ms) pa...
Modifying a gold electrode surface with hydroxy-alkyl-thiols significantly reduces the observed rate of electron transfer. This designed and controlled decrease in electron transfer rate readily allows reversible and irreversible electrode processes to be more clearly delineated. Separation of such voltammetric responses can facilitate the direct study of redox catalytic processes, which would,...
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