نتایج جستجو برای: d i l a t a n c y m o d e l

تعداد نتایج: 15208728  

Journal: :international journal of pediatrics 0
mahmood zardast assistant professor, birjand atherosclerosis and coronary artery research center, department of pathology, faculty of medicine, birjand university of medical sciences, birjand, iran. fatemeh taheri professor, birjand atherosclerosis and coronary artery research center, faculty of medicine, birjand university of medical sciences, birjand, iran. ahmad gholinejadan student research committee, department of general surgery, faculty of medicine, mashhad university of medical sciences, mashhad, iran. kokab namakin associated professor, birjand atherosclerosis and coronary artery research center, birjand university of medical sciences, birjand, iran. seyedailreza javadinia student research committee, department of radiation oncology, faculty of medicine, mashhad university of medical sciences, mashhad, iran.

background: metabolic syndrome (ms) is an important risk factor that is associated with vitamin d deficiency, according to recent studies. this study aimed to evaluate the relationship between serum 25-hydroxyvitamin d level and risk of metabolic syndrome in children in birjand. materials and methods: a case-control study on 6 to 18 years old metabolic syndrome patients, this investigation was ...

Journal: :iranian chemical communication 0
seyed sajad sajadikhah department of chemistry, payame noor university, iran

an extremely facile and efficient procedure which has been developed for the synthesis of dihydropyrrol-2-ones. one-pot four-component reaction of amines, dialkyl acetylenedicarboxylates and formaldehyde in the presence of n,n,n,n-tetramethylguanidinium acetate [tmg][ac] in methanol at ambient temperature provides substituted dihydropyrrol-2-ones in good to high yields. the important aspects of...

Journal: :iranian journal of catalysis 2014
davood azarifar maryam golbaghi razieh nejat-yami

a simple and mild procedure for the conversion of anilines into aryl isocyanates is described using the 3-hydroxypropylammonium acetate (hpaa) ionic liquid as a novel and efficient media has been explored in the synthesis of aryl isocyanates from the reaction of substituted urea with sodium nitrite in a water immiscible solvent. this ionic liquid can be easily recovered and reused for many time...

Journal: :organic chemistry research 2015
mehdi kalhor

a one-pot multicomponent reaction of aryl aldehydes, 2-amino benzimidazole and ethyl 2-mercaptoacetate is described as an efficient and environmentally method for the synthesis of  some  novel  ethyl  2-((1h-benzo[d]imidazol-2-ylamino)(aryl)methylthio)  acetates  in  the presence of nano-copper y zeolite (ncz) as a catalyst in ethanol at room temperature. after optimizing of reaction conditions...

Journal: :iranian journal of catalysis 2015
krishnamoorthy aswin majid ghashang sheik mansoor

a new and efficient method has been developed for the synthesis of 4-aryl-7-benzylidene-1,3,4,5,6,7-hexahydro-2h-cyclopenta[d]pyrimidin-2-ones through biginelli-like reaction of cyclopentanone, with urea/thiourea and aromatic aldehyde employing p-dodecylbenzenesulfonic acid (dbsa) as a recyclable catalyst under solvent-free condition. the recovered catalyst was recycled for further runs. the pr...

Journal: :international journal of environmental research 2015
a. kavosi f. faridbod m.r. ganjali

in this research, nanoporous silica (sba-15) was physically functionalized using2-(2-nitrobenzylideneamino) guanidine compound. this functionalized sba-15 was utilized as a new sorbentfor separation and preconcentration of some lanthanide ions. inductively coupled plasma optical emissionspectrometry (icp-oes) was used as a detection technique. the preconcentration factor of the method is 100and...

Journal: :iranian journal of microbiology 0
v javid khojasteh department of bacteriology, guilan university of medical sciences, faculty of shahid beheshty, rasht, iran. ha foster center of parasitology and disease reserch, school of environment and life sciences, university of salford, the crescent, salford m5 4wt, uk.

objective : the aim of study was to develop a rapid assay, dye labelled monoclonal antibody assay (dlmaa), using non-radioactive organic synthetic dyes for identification of toxic shock syndrome toxin-1 (tsst-1) producing strains of staphylococcus aureus. materials and methods: the assay protocol required only two simple steps; addition of tsst-1 antigen to a nitrocellulose membrane and then ad...

Journal: :the iranian journal of pharmaceutical research 0
maqsood ahmad college of pharmacy gc university faisalabad. shazia akram ghumman department of pharmacy university of sargodha, sargodha, pakistan. alam geer department of pharmacy university of sargodha, sargodha, pakistan. tanveer sharif college of pharmacy gc university faisalabad. muhammad sher department of pharmacy university of sargodha, sargodha, pakistan. tahir abbas department of zoology university of punjab, pakistan.

several modalities of drug administration have been investigated to improve bioavailability and to reduce 5-fu related toxicity. the aim of present study was to evaluate the effect of skimmed milk on the absorption and metabolism of 5-fu in rabbits, mice and dogs. it was further aimed to determine its route related toxicity in rabbits.    plasma concentration of both 5-fu and its metabolite 5-f...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
dunjia wang yanfang kang lianying lu

a complex of cu(ii) with 1-(6-hydroxynaphthalen-2-yl) butane-1,3-dione (hnbd) was synthesized and characterized by elemental analysis, ir, uv and dta-tg-dtg techniques.    ir spectra as well as uv-visible absorption measurements indicated that cu(ii) ion was coordinated to the hnbd ligand. the tg-dta-dtg curves showed that thermal decomposition of the anhydrous complex was a two-stage process a...

Journal: :journal of medical education 0
hamideh reshadatjoo

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