دانلود مقالات ISI درباره مایع مغزی نخاعی + ترجمه فارسی

Increased expression of calponin-3 in epileptic patients and experimental rats

Keywords: مایع مغزی نخاعی; AED; antiepileptic drug; CSF; cerebrospinal fluid; CT; computerized tomography; CPS; complex partial seizure; EEG; electroencephalography; ELISA; enzyme-linked immunosorbent assay; MRI; magnetic resonance imaging; GTCS; generalized tonic clonic seizure; I

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Systemic pregabalin attenuates sensorimotor responses and medullary glutamate release in inflammatory tooth pain model

Keywords: مایع مغزی نخاعی; AD; anterior digastric; ANOVA; analysis of variance; CSF; cerebrospinal fluid; EMG; electromyographic; GG; genioglossus; HPLC; high performance liquid chromatography; MDH; medullary dorsal horn; MO; mustard oil; Mm; masseter; PBS; phosphate-buffered salin

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Basic NeuroscienceAn improved method of transcutaneous cisterna magna puncture for cerebrospinal fluid sampling in rats

Keywords: مایع مغزی نخاعی; Cerebrospinal fluid; Cisterna magna; Histone deacetylase inhibitors; Phenytoin sodium; Stereotaxic apparatus; Valproic acid;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Research ReportCerebroprotective effects of TAK-937, a cannabinoid receptor agonist, on ischemic brain damage in middle cerebral artery occluded rats and non-human primates

Keywords: مایع مغزی نخاعی; BT; body temperature; CB; cannabinoid; CBF; cerebral blood flow; CSF; cerebrospinal fluid; HPBCD; hydroxypropyl-ß-cyclodextrin; HR; heart rate; IL-1ß; interleukin-1ß; MABP; mean arterial blood pressure; MCA; middle cerebral artery; t-MCAo; transient mi

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Neonatal Herpes Disease following Maternal Antenatal Antiviral Suppressive Therapy: A Multicenter Case Series

Keywords: مایع مغزی نخاعی; CSF; Cerebrospinal fluid; CNS; Central nervous system; DOL; Day of life; GBS; Group B Streptococcus; HPV; Human papillomavirus; HSV; Herpes simplex virus; PCR; Polymerase chain reaction; ROM; Rupture of membranes; SEM; Skin, eye, and mucous membranes or m

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Mechanical indicators of injury severity are decreased with increased thecal sac dimension in a bench-top model of contusion type spinal cord injury

Keywords: مایع مغزی نخاعی; Spinal cord injury; Synthetic model; Cerebrospinal fluid; Pressure; Weight-drop;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Nerve growth factor/p38 signaling increases intraepidermal nerve fiber densities in painful neuropathy of type 2 diabetes

Keywords: مایع مغزی نخاعی; CGRP; calcitonin gene related peptide; CSF; cerebrospinal fluid; DMSO; dimethyl sulfoxide; IFG; impaired fasting glucose; IGT; impaired glucose tolerance; IENFD; intraepidermal nerve fiber densities; NGF; nerve growth factor; PDN; painful diabetic neuropa

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Post mortem cerebrospinal fluid α-synuclein levels are raised in multiple system atrophy and distinguish this from the other α-synucleinopathies, Parkinson's disease and Dementia with Lewy bodies

Keywords: مایع مغزی نخاعی; Parkinson's disease; Dementia with Lewy Bodies; Multiple system atrophy; Alpha synuclein; Cerebrospinal fluid;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Behavioral and neurobiological characteristics of social stress versus depression in nonhuman primates

Keywords: مایع مغزی نخاعی; ACTH; adrenocorticotropic hormone; BP; binding potential; BMI; body mass index; CRH; corticotropin-releasing hormone; CSF; cerebrospinal fluid; Dex; dexamethasone; D2; dopamine receptor D2; HPA; hypothalamic-pituitary-adrenal; HDL-C; high density lipo

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

A propensity score-matched comparison of deep versus mild hypothermia during thoracoabdominal aortic surgery

Keywords: مایع مغزی نخاعی; 19; 26.1; 38; CI; confidence interval; CPB; cardiopulmonary bypass; CSF; cerebrospinal fluid; DHCA; deep hypothermic circulatory arrest; DIT; distal ischemia time; DTA; descending thoracic aortic aneurysm; MEP; motor evoked potential; OR; odds ratio; PAO;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Featured ArticleCerebrospinal fluid markers for Alzheimer's disease in a cognitively healthy cohort of young and old adults

Keywords: مایع مغزی نخاعی; Cerebrospinal fluid; Biomarkers; Alzheimer's disease; Age; Apolipoprotein E; Healthy adult;

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2012 سفارش ترجمه

Anti-amyloidogenic effects of soybean isoflavones in vitro: Fluorescence spectroscopy demonstrating direct binding to Aβ monomers, oligomers and fibrils

Keywords: مایع مغزی نخاعی; Aβ; amyloid β-protein; AFM; atomic force microscopy; AU; arbitrary unit; CD; circular dichroism; CSF; cerebrospinal fluid; Dai; daidzein; DTT; dithiothreitol; EM; electron microscopy; Equ; (±)-Equol; EM; emission; EX; excitation; fAβs; Aβ fibrils; Fo

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Hourly variability of cerebrospinal fluid biomarkers in Alzheimer's disease subjects and healthy older volunteers

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Biomarkers; Cerebrospinal fluid; Amyloid-beta; Tau;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Reactive gliosis and neuroinflammation in rats with communicating hydrocephalus

Keywords: مایع مغزی نخاعی; AIF-1; allograft inflammatory factor-1; CSF; cerebrospinal fluid; ELISA; enzyme-linked immunosorbent assay; GFAP; glial fibrillary acidic protein; Iba-1; ionized calcium bindingadaptor molecule-1; IFN-γ; , interferon-γ; IL-18; interleukin 18; IL-1β; in

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Microbleeds relate to altered amyloid-beta metabolism in Alzheimer's disease

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Vascular dementia; Cerebral amyloid angiopathy; MRI; Cerebrospinal fluid;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Basic NeuroscienceCisterna magna cannulated repeated CSF sampling rat model - effects of a gamma-secretase inhibitor on Aβ levels

Keywords: مایع مغزی نخاعی; Aβ; amyloid beta; CNS; central nervous system; CSF; cerebrospinal fluid; GSI; gamma-secretase inhibitor; PD; pharmacodynamic; PK; pharmacokinetic; Cerebrospinal fluid; Cisterna magna cannulation; Repeated CSF sampling; Alzheimer's; gamma-secretase; Amylo

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Ventriculoperitoneal Shunt Surgery and the Risk of Shunt Infection in Patients with Hydrocephalus: Long-Term Single Institution Experience

Keywords: مایع مغزی نخاعی; Cerebrospinal fluid; Shunt complication; Shunt failure; Shunt infection; Shunt revision; Ventriculoperitoneal shuntCSF, Cerebrospinal fluid; LSUHSC-S, Louisiana State University Health Sciences Center-Shreveport; NPH, Normal pressure hydrocephalus; VP, Ve

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Research ReportNovel neuroprotective effect of cisternal and intra-cerebral magnesium sulfate solution infusion on delayed cerebral death in rat hippocampal neurons after transient global ischemia

Keywords: مایع مغزی نخاعی; Mg2+; magnesium ion; MgSO4; magnesium sulfate; DND; delayed neuronal death; CSF; cerebrospinal fluid; ECS; extracellular space; DIND; delayed ischemic neurological deficit; SAH; subarachnoid hemorrhage; CBF; cerebral blood flow; CMRglc; glucose utilizatio

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Lumbar Puncture in the Neonate: Challenges in Decision Making and Interpretation

Keywords: مایع مغزی نخاعی; neonate; cerebrospinal fluid; lumbar puncture

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Candida Virulence Properties and Adverse Clinical Outcomes in Neonatal Candidiasis

Keywords: مایع مغزی نخاعی; Bayley II; Bayley Scales of Infant and Toddler Development, second edition; Bayley III; Bayley Scales of Infant and Toddler Development, third edition; BPD; Bronchopulmonary dysplasia; CSF; Cerebrospinal fluid; NDI; Neurodevelopmental impairment; PVL; Per

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Chemotaxis of T-cells after infection of human choroid plexus papilloma cells with Echovirus 30 in an in vitro model of the blood-cerebrospinal fluid barrier

Keywords: مایع مغزی نخاعی; BBB; blood-brain barrier; BCSFB; blood-cerebrospinal fluid barrier; CAR; coxsackie adenovirus receptor; CBA; cytometric bead array; CNS; central nervous system; CPE; cytopathic effect; CSF; cerebrospinal fluid; CVB3; coxsackievirus B 3, family Picorna

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Dog bites man or man bites dog? The enigma of the amino acid conjugations

Keywords: مایع مغزی نخاعی; BA; benzoic acid; PAA; phenylacetic acid; HA; hippuric acid; GLY; glycine; GLN; glutamine; TAU; taurine; GLU; glutamic acid; EAA; excitatory amino acid; IAA; inhibitory amino acid; EAAT; excitatory amino acid transporter; ECF; extracellular fluid; CSF; ce

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

An implantable triple-function device for local drug delivery, cerebrospinal fluid removal and EEG recording in the cranial subdural/subarachnoid space of primates

Keywords: مایع مغزی نخاعی; Subdural strip; EEG recording; Cerebrospinal fluid; Acetylcholine; Muscimol; Minipump; Bonnet macaques

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Brain tissue volumes in the general population of the elderly

Keywords: مایع مغزی نخاعی; AGES; Age Gene/Environment Susceptibility; WMH; white matter hyperintensities; CSF; cerebrospinal fluid; SD; standard deviation; WM; white matter; TWM; total white matter; GM; gray matter; TBP; total brain parenchyma; CI; confidence interval; SNR; signal-

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Effect of human cerebrospinal fluid sampling frequency on amyloid-β levels

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Biomarker; Cerebrospinal fluid; Amyloid; Clinical trial;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Review ArticleStandardization of preanalytical aspects of cerebrospinal fluid biomarker testing for Alzheimer's disease diagnosis: A consensus paper from the Alzheimer's Biomarkers Standardization Initiative

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Amyloid-β; Biomarkers; Cerebrospinal fluid; Consensus; Standardization; Tau;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Susceptibility to a parkinsonian toxin varies during primate development

Keywords: مایع مغزی نخاعی; CSF; cerebrospinal fluid; DA; dopamine; E; embryonic day; GADPH; glyceraldehyde-3-phosphate dehydrogenase; HVA; homovanillic acid; ir; immunoreactivity; MPP+; 1-methyl-pyridinium; MPTP; 1-methyl-4-phenyltetrahydropyridine; P; postnatal day; ROS; reactive

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

A unique N-glycan on human transferrin in CSF: a possible biomarker for iNPH

Keywords: مایع مغزی نخاعی; N-glycan; Transferrin; Glycosylation; Cerebrospinal fluid; Choroid plexus; Dementia; Idiopathic normal pressure hydrocephalus; Alzheimer's disease; Biomarker;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

ADAM10 expression and promoter haplotype in Alzheimer's disease

Keywords: مایع مغزی نخاعی; ADAM10; Haplotype; sAPPα; Alzheimer's disease; Reporter assay; Neuritic plaques; Brain; Hippocampus; Cerebrospinal fluid;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Spinal cord protective strategies during descending and thoracoabdominal aortic aneurysm repair in the modern era: The role of intrathecal papaverine

Keywords: مایع مغزی نخاعی; 26; AAA; abdominal aortic aneurysm; CSF; cerebrospinal fluid; DTA; descending thoracic aortic aneurysm; HCA; hypothermic circulatory arrest; IP; intrathecal papaverine; TAAA; thoracoabdominal aortic aneurysm;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2012 سفارش ترجمه

Genetic variants in PSEN2 and correlation to CSF β-amyloid42 levels in AD

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Presenilin2; β-amyloid 42; Haplotype; Cerebrospinal fluid; Apolipoprotein E;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Body mass index is associated with biological CSF markers of core brain pathology of Alzheimer's disease

Keywords: مایع مغزی نخاعی; Alzheimer's disease; Body mass index; Cerebrospinal fluid; Tau protein; Aβ1-42;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Toward a multifactorial model of Alzheimer disease

Keywords: مایع مغزی نخاعی; Preclinical Alzheimer disease; Amyloid-β; Tau; PIB; Amyloid plaque; APOE; Brain volumetry; Memory; Biomarkers; Cerebrospinal fluid;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Marker entry into vestibular perilymph via the stapes following applications to the round window niche of guinea pigs

Keywords: مایع مغزی نخاعی; CSF; cerebrospinal fluid; Gd; gadolinium; HRP; horseradish peroxidase; MR; magnetic resonance; RW; round window; SV; scala vestibuli; ST; scala tympani; TMPA; trimethylphenylammonium;

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Mapping genetic and environmental influences on cortical surface area of pediatric twins

Keywords: مایع مغزی نخاعی; CLASP; Constrained Laplacian-based Automated Segmentation with Proximities; CSF; cerebrospinal fluid; DZ; dizygotic; FDR; false discovery rate; FLASH; fast low-angle shot; FWHM; full width half maximum; GM; gray matter; MRI; magnetic resonance imaging; MZ

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Involvement and interplay of Parkin, PINK1, and DJ1 in neurodegenerative and neuroinflammatory disorders

Keywords: مایع مغزی نخاعی; Aβ; amyloid-β; AD; Alzheimer's disease; AIMP2; aminoacyl tRNA synthetase complex-interacting multifunctional protein 2; CAA; cerebral amyloid angiopathy; CSF; cerebrospinal fluid; EAE; experimental autoimmune encephalomyelitis; ER; endoplasmic reticul

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

The role of amino acid transporters in GSH synthesis in the blood-brain barrier and central nervous system

Keywords: مایع مغزی نخاعی; AA; amino acid; AARE; amino acids response elements; ApN; aminopeptidase N; ARE; antioxidant response element; BBB; blood-brain barrier; BEC; brain endothelial cell; CNS; central nervous system; CSF; cerebrospinal fluid; EC; endothelial cell; ERK; extra

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

CNS prophylaxis in diffuse large B-cell lymphoma: If, when, how and for whom?

Keywords: مایع مغزی نخاعی; Lymphoma; CNS prophylaxis; CNS relapse; Brain; Leptomeningeal; Cerebrospinal fluid; Intrathecal chemotherapy; Methotrexate; High-dose chemotherapy

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Simultaneous analysis of cerebrospinal fluid biomarkers using microsphere-based xMAP multiplex technology for early detection of Alzheimer’s disease

Keywords: مایع مغزی نخاعی; Cerebrospinal fluid; Amyloid β; Tau; Alzheimer’s disease; Multiplexed immunoassay; Clinical variability; Analytical variability

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2012 سفارش ترجمه

Na+ and K+ ion imbalances in Alzheimer's disease

Keywords: مایع مغزی نخاعی; AD; Alzheimer's disease; Aβ; amyloid β peptide; CAβ42; levels of Aβ 1-42 peptide in CSF; Cb; cerebellum; CDR; clinical dementia rating; CSF; cerebrospinal fluid; FC; frontal cortex; MRI; magnetic resonance imaging; PC; parietal cortex; PIB; results

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Interactions between age, sex, and hormones in experimental ischemic stroke

Keywords: مایع مغزی نخاعی; AChE; acetylcholinesterase; AIF; apoptosis inducing factor; AMP; adenosine monophosphate; ATP; adenosine-5′-triphosphate; AVPV; anteroventral periventricular nucleus; BDNF; brain-derived neurotrophic factor; bFGF; basic fibroblast growth factor; BTK; Br

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Effect of feed restriction on metabolites in cerebrospinal fluid and plasma of dairy cows

Keywords: مایع مغزی نخاعی; cerebrospinal fluid; dairy cow; metabolite; plasma;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Development of BMP7-producing human cells, using a third generation lentiviral gene delivery system

Keywords: مایع مغزی نخاعی; Human amniotic fluid cells; Cerebrospinal fluid; Neuronal differentiation; Signalling pathway; Brain;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

MRI estimates of brain iron concentration in normal aging using quantitative susceptibility mapping

Keywords: مایع مغزی نخاعی; MRI; Magnetic Resonance Imaging; QSM; Quantitative Susceptibility Mapping; FDRI; Field-Dependent Relaxation Rate Increase; FSE; fast spin echo; ROI; region-of-interest; ppm; parts per million; SWI; Susceptibility-weighted imaging; CSF; cerebrospinal fluid

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Source cancellation profiles of electroencephalography and magnetoencephalography

Keywords: مایع مغزی نخاعی; BEM; boundary element model; CSF; cerebrospinal fluid; ECoG; electrocorticography; EEG; electroencephalography; fMRI; functional MRI; GRAD; gradiometer; HPI; head position index; MAG; magnetometer; MP-RAGE; magnetization-prepared 180° radio-frequency pul

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Cobalamin (vitamin B12) regulation of PrPC, PrPC-mRNA and copper levels in rat central nervous system

Keywords: مایع مغزی نخاعی; Abs; antibodies; ANOVA; analysis of variance; AT; anti-TNF-α; C; cervical; Cbl; cobalamin; Cbl-D; Cbl-deficient; CNS; central nervous system; CSF; cerebrospinal fluid; Ct; cycle threshold; H; the 6H4 region of the normal prion molecule; ECL; enhanced che

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Survival, migration and differentiation of mouse tau-GFP embryonic stem cells transplanted into the rat auditory nerve

Keywords: مایع مغزی نخاعی; ABR; auditory brainstem response; AN; auditory nerve; β-BuTx; β-bungarotoxin; BDNF; brain derived neurotrophic factor; BS; brain stem; ChABC; chondroitinase ABC; CI; cochlear implant; CN; cochlear nucleus; CNS; central nervous system; CSF; cerebrospinal

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

The antidepressant-like effects of the 3β-hydroxysteroid dehydrogenase inhibitor trilostane in mice is related to changes in neuroactive steroid and monoamine levels

Keywords: مایع مغزی نخاعی; Trilostane; 3β-hydroxysteroid dehydrogenase; Neurosteroids; Monoamines; Forced swimming test; Depression; ALLO; 5α-pregnan-3α-ol,20-one, allopregnanolone; 3α-HSOR; 3α-hydroxysteroid oxydoreductase; 3α/3β-HSD; 3α/3β-hydroxysteroid dehydrogenase; 5

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Drug delivery to the brain in Alzheimer's disease: Consideration of the blood–brain barrier

Keywords: مایع مغزی نخاعی; Blood–brain barrier; Alzheimer's disease; Drug delivery; Cerebrospinal fluid; Biologicals; Peptides; Regulatory proteins; Transport; Transmembrane diffusion; P-glycoprotein

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2012 سفارش ترجمه

Proteomic profiling of the substantia nigra demonstrates CNDP2 overexpression in Parkinson's disease

Keywords: مایع مغزی نخاعی; CNDP2; cytosolic non specific dipeptidase 2; CSF; cerebrospinal fluid; DA; dopamine; LB; Lewy body; PD; Parkinson's disease; SN; substantia nigra pars compacta; UKPDSBB; United Kingdom Parkinson's disease society brain bank; WB; Western blot; Parkinson's

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2012 سفارش ترجمه