نتایج جستجو برای: co اسکرابر
تعداد نتایج: 333055 فیلتر نتایج به سال:
introduction: the aim of this study was evaluate the ability of notochord to induce neural induction and/or differentiation of mouse embryonic stem cell to neuron and motor neuron, respectively. methods: in order to produce embryoid bodies, es cells line royan b1 were grown in suspension in the absence of lif for 4 days. ebs were divided into 4 groups. ebs in group 1 & 2 were further cultured i...
background: this study was undertaken to establish the characterization of cultured oral mucosal epithelium and introducing them as an alternative source for reconstruction of ocular surface disease. methods: human oral epithelial cells were cultured on simple media (dmem/hf12) as control and co-cultured on mitomycin c-treated 3t3 feeder layer, on the amniotic membrane (am) without nitrocellulo...
recent epidemiological studies show that obsessive-compulsive disorder (ocd) and its comorbidity with psychiatric problems is more prevalent among children and adolescents than was previously believed. the primary aim of the current study is to investigate the point-prevalence rate of obsessive compulsive symptoms in a sample of adolescent high school student in iran. a two-stage epidemiologica...
abstract: systematic studies on the substituent effect in para substituted fe(co)4–pyridine complexes have been studied on the basis of dft quantum-chemical calculations. the following substituents were taken into consideration: no2, cn, cho, f, h, ch3, and oh. additionally, the fe–n and fe–c bonds were characterized on the basis of atoms in molecules topological analysis of electron density. i...
زمینه و هدف: آلودگی هوا یک ازعمده ترین مشکلات کلانشهرها می باشد، که آثار مخرب زیادی بر سلامت انسان و محیط زیست داشته و باعث به وجود آمدن بیماری های مختلف از جمله بیماری های قلبی عروقی می شود. بنابراین مطالعه حاضر با هدف کمیسازی و برآورد اثرات بهداشتی منتسب به آلاینده co در کلانشهر تهران طی یک دوره پنج ساله با استفاده از مدل airq انجام شد. روش کار: این مطالعه از نوع توصیفی مقطعی می باشد. ...
methanol steam reforming plays a pivotal role to produce hydrogen for fuel cell systems in a low temperature range. to accomplish higher methanol conversion and lower co production, the reaction was catalyzed by cuznfe mixed oxides. various ratios of fe and cu/zn were coprecipitated in differential method to optimize the cuznfe structure. the sample containing 45cu50zn5fe (wt. %) revealed its m...
background: the aim of this study was to survey the iranian parasitology researchers’ performance, and analyse and visualize the scientific outputs of their co-authorship network. methods: this study was conducted using scientometric method and social network analysis (sna). the data extracted from the web of science (wos) databases in july 10th 2014. totally, 1048documents of all types in rese...
abstract background and objective: streptococcus pneumoniae is the most common cause of acquired bacterial infections in the respiratory system. in recent years, a high incidence of pneumococcal resistance to different antibiotics has also been appeared. this study was conducted to evaluate the in vivo and in vitro resistance of pneumococcal pneumonia to ceftriaxone, azithromycin and co-amoxicl...
this experimental study was carried out to induce a co-infection of h9 aiv and ibv with inoculumsprepared from tracheal scrubbed epithelium tissues in natural co-infected birds to rule out the effect of fieldundesired environmental conditions and also other infectious causative agents. eighty 1-day-old broilerswere randomly divided into four equal groups. at 21 days of age, three test groups we...
in this paper, at first we introduce a new index with the name co-pi index and obtain someproperties related this new index. then we compute this new index for tuc4c8(r) nanotubes.
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