نتایج جستجو برای: multiple sclerosis fmri alff

تعداد نتایج: 819476  

2017
Tao Wang Dong Sun Yumin Liu Bin Mei Huagang Li Shengming Zhang Junjian Zhang

BACKGROUND AND PURPOSE Asymptomatic carotid artery stenosis can lead to not only stroke but also cognition impairment. Although it has been proven that carotid artery stenting (CAS) can reduce the risk of future strokes, the effect of CAS on cognition is conflicting. In recent years, pulsed arterial spin labeling (pASL) MRI and resting-state functional MRI (R-fMRI) have been employed in cogniti...

2015
Martina Hubacher Ludwig Kappos Katrin Weier Markus Stöcklin Klaus Opwis Iris-Katharina Penner

BACKGROUND Cognitive decline in multiple sclerosis (MS) negatively impacts patients' everyday functioning and quality of life. Since symptomatic pharmacological treatment is not yet available alternative treatment strategies such as cognitive rehabilitation are of particular interest. OBJECTIVES To analyse the ways in which MS patients respond to cognitive training, by combining behavioral an...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1391

مالتیپل اسکلروز (ms) یکی از شایع ترین بیماری های خودایمنی است که سیستم عصبی مرکزی را درگیر می کند.تاکنون علت اصلی این بیماری شناخته نشده است اما مطالعات اپیدمیولوژیکی به روشنی نشان می دهد که هم عوامل محیطی و هم عوامل ژنتیکی در ابتلا به این بیماری دخالت دارند. هدف از این تحقیق بررسی ارتباط یک سری پلی مورفیسم های تک نوکلئوتیدی موجود در پروموتر ژن مهار کننده nf-?bکه مهمترین آن ikb-? می...

Journal: :مجله علوم اعصاب شفای خاتم 0
fatemeh yardehnavi a. islamic azad university, mashhad branch, mashhad, iran b. member of mashhad neuroscience research group of islamic azad university, mashhad branch, mashhad, iran mahtab irani a. islamic azad university, mashhad branch, mashhad, iran b. member of mashhad neuroscience research group of islamic azad university, mashhad branch, mashhad, iran maryam nabipour a. islamic azad university, mashhad branch, mashhad, iran b. member of mashhad neuroscience research group of islamic azad university, mashhad branch, mashhad, iran

multiple sclerosis (ms) is an autoimmune disease of the central nervous system (cns) which causes demyelination of the nerve fibers. the etiology of this disease is not well understood but it is believed that t helpers play a central role in ms. numerous findings support the view that th17 cells play an essential role in pathogenesis of ms and il-17 secreting t (th17) cells have a role in infla...

Journal: :medical journal of islamic republic of iran 0
mh sanati from the national research center for genetic engineering and biotechnology, tehran, i. r. iran pr carnegie the biotechnology research grpup, murdoch university, western australia 6150, australia

when pooled immunoglobulin g (igg) from patients with multiple sclerosis (ms) was used to probe a human fetal spinal cord λgt 11 cdna library, the igg was found to bind to a predicted epitope of human mitochondrial nd4 sequence. to investigate the involvement of the nd4 as an autoantigen in ms, we determined the presence of specific antibody in the serum of ms patients and serum samples of some...

Journal: :avicenna journal of neuro psycho physiology 0
zohreh golzari movaghar faculty of humanities, islamic azad university, hamadan, ir iran jalil aslani faculty of humanities, islamic azad university, hamadan, ir iran mehrdokht mazdeh department of neurology, hamadan university of medical sciences, hamadan, ir iran; department of neurology, hamadan university of medical sciences, hamadan, ir iran. tel: +98-9121852797

conclusions components of social support, totally account for 19% of resiliency variance value of patient; the components of social support, family, friends, and other people’s support at only had lower contribution in predicting resiliency. support of this group of people to increase their resiliency seems necessary. results there was a significant association between social support and resili...

Journal: :caspian journal of neurological sciences 0
razieh farid msc student, faculty of physical education, university of guilan, rasht, iran ; [email protected] ali-asghar norasteh hamidreza hatamian

background: multiple sclerosis (ms) is a chronic disease characterized by degradation of the central nervous system myelin which may impair the balance of patients. core stability exercises have been the focus of attention for repairing the stability of some patients.   objectives: to assess the effect of core stability exercise on the balance of patients with multiple sclerosis. materials and ...

2017
Vincent Chin-Hung Chen Chao-Yu Shen Sophie Hsin-Yi Liang Zhen-Hui Li Ming-Hong Hsieh Yeu-Sheng Tyan Mong-Liang Lu Yena Lee Roger S. McIntyre Jun-Cheng Weng

Major depressive disorder (MDD) is highly prevalent, recurrent, and associated with functional impairment, morbidity, and mortality. Herein, we aimed to identify disruptions in functional connectomics among subjects with MDD by using resting-state functional magnetic resonance imaging (rs-fMRI). Sixteen subjects with MDD and thirty health controls completed resting-state fMRI scans and clinical...

2016
Chunxiang Jiang Li Yi Shi Su Caiyun Shi Xiaojing Long Guoxi Xie Lijuan Zhang

It remains an ongoing investigation about how the neural activity alters with the diurnal rhythms in human brain. Resting-state functional magnetic resonance imaging (RS-fMRI) reflects spontaneous activities and/or the endogenous neurophysiological process of the human brain. In the present study, we applied the ReHo (regional homogeneity) and ALFF (amplitude of low frequency fluctuation) based...

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