نتایج جستجو برای: brain model

تعداد نتایج: 2514126  

Journal: :مجله علوم اعصاب شفای خاتم 0
hassan hosseini ravandi shefa neuroscience research center, khatam alanbia hospital, tehran, iran. milad ahmadi shefa neuroscience research center, khatam alanbia hospital, tehran, iran. babak khodaie shefa neuroscience research center, khatam alanbia hospital, tehran, iran. ahmad ali lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran. mahmoud lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

traumatic brain injury (tbi) initiates a cascade of numerous pathophysiological events that evolve over time. despite the complexity of tbi, research aimed at therapy development has almost exclusively focused on single therapies, all of which have failed in multicenter clinical trials. a variety of brain insults, including traumatic brain injury, encephalitis, stroke, and status epilepticus (s...

Journal: :مجله علوم اعصاب شفای خاتم 0
sajad sahab negah a. department of neuroscience, mashhad university of medical sciences, mashhad, iran b. shefa neuroscience research center, khatam alanbia hospital, tehran, iran ali jahanbazi jahan-abad a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran b. department of clinical biochemistry, shahid beheshti university of medical sciences, tehran, iran ali gorji a. department of neuroscience, mashhad university of medical sciences, mashhad, iran b. shefa neuroscience research center, khatam alanbia hospital, tehran, iran c. epilepsy research center, department of neurology, and department of neurosurgery, westfälische wilhelms-universität münster, münster, germany

traumatic brain injury (tbi) is described by a disruption in the normal function of the brain due to an injury following a trauma, which can potentially cause severe physical, cognitive, and emotional impairment. the use of human stem cells and self-assembling peptide scaffolds suggest huge potential for application in the treatment of tbi. in the present study, we surveyed the beneficial effec...

Journal: :مجله غدد درون ریز و متابولیسم ایران 0
آزیتا پروانه تفرشی a. parvaneh tafreshi پژوهشگاه ملی مهندسی ژنتیک و زیست فناوری تهران، صندوق پستی 161-14965، دکتر آزیتا پروانه تفرشی راضیه جلال r jalal شمیلا درویش علی پور s darvishalipour حوری سپهری h sepehri خسرو عادلی k adeli

abstract introduction: there is limited knowledge available on the metabolism of glucose in the brain, an insulin insensitive organ. insulin receptors hybridize with insulin like growth factor receptor (igf-i) to transduce the signals in different areas of the brain. in this article we aimed at investigating whether the expression of igf-i receptor and igf-i binding proteins (igfbp1) is changed...

 Background and purpose: Traumatic brain injury (TBI) is the leading cause of death in young people. Berberine is a flavonoid rich in barberries and many traditional Iranian herbal remedies that could be used in treatment of neurodegenerative diseases. These properties make it a viable treatment for neurodegenerative diseases. Therefore, this study intended to investigate the neuroprotective ac...

Journal: :iranian journal of neuro surgery 0
آندرآ بوچی andrea boschi university of florence, florence, italy جیووانی بربگلی giovanni barbagli department of neurosurgery, university of florence, italy, via dante da castiglione 33, 50125, florence, italy بهمن اشرف نوبری bahman ashraf-noubari ادواردو سیپولچی edvardo cipolleschi سالواتوره مانجیافیکو salvatore mangiafico فرانکو آماناتی franco ammannati

background & importance: our study was performed based on the first case, reported in english, of a patient with three contemporary lesions, an extra-axial malformation and two vascular ones. case presentation: a 62-year-old man referred to our clinic due to right hand tremor associated to a slowing of idea-forming function and movements. the neuroradiological evidence showed a right fronto-tem...

Journal: :iranian journal of radiation research 0
g. yavas selcuk university, department of radiation oncology, konya, turkey c. yavas konya training and research hospital, department of radiation oncology, konya, turkey o.v. gul medipol university, department of radiation oncology, istanbul, turkey h. acar medipol university, department of radiation oncology, istanbul, turkey o. ata selcuk university, department of medical oncology, konya, turkey

background: palliative whole brain radiotherapy (wbrt) has been the standard treatment for brain metastases. ionizing radiation is known to be one of the most potent cataractogenic agents. we aimed to evaluate two different radiotherapy techniques with respect to the doses received by the organs at risk (oar) in patients with brain metastasis who undergone wbrt. materials and methods: ten conse...

Journal: :مجله علوم اعصاب شفای خاتم 0
fariba karimzadeh a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. cellular & molecular research center, iran university of medical sciences, tehran, iran.

traumatic brain injury (tbi) is one the most common cause of disability between young adults. these people have been socially isolated during post-surgery traumatic brain injury. in this study we investigated the effect of social isolation on the structural deficits after tbi in the young rats. young rats were divided into control group with social interaction, sham group with social isolation ...

Journal: :مجله علوم اعصاب شفای خاتم 0
sajad sahab negah a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. histology and embryology group, basic science department, faculty of veterinary medicine, shiraz university, shiraz, iran. hadi aligholi shefa neuroscience research center, khatam alanbia hospital, tehran, iran. shahin mohammad sadeghi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. department of plastic and reconstructive surgery, shahid beheshti university of medical sciences, tehran, iran. mostafa modarres mousavi shefa neuroscience research center, khatam alanbia hospital, tehran, iran.

traumatic brain injury (tbi) is caused by rapid deformation of the brain, resulting in a cascade of pathological events and ultimately neurodegeneration. in vitro models of tbi can help us to describe the pathobiological mechanisms. in vitro models of brain injury support a platform for performing repeatable, well-controlled, environmentally isolated experiments. other advantages of in vitro mo...

Background: Organotypic Hippocampal Brain Slices (OHBS) provide a better alternative to in vivo models to scrutinize Traumatic Brain Injury (TBI). We followed a well-established TBI protocol but noticed that several factors might influence the results in such a set-up. Here, we describe a structured approach to generate more comparable results and discuss why specific eligibility criteria shoul...

پایان نامه :دانشگاه تربیت معلم - سبزوار - دانشکده برق و کامپیوتر 1394

پنل های خورشییدی دارای مشیه ه جریان -ولتاژ غیر خطی بوده و تنها در یک نقطه کار خاص، حداکثر توان را تولید می کنند. این نقطه بهینه توان با تغییر دما و شیدت نور تغییر می کند. روش های مهتلفی برای ردیابی نقطه حداکثر توان به صورت free model و based model معرفی شده است. این تحقیق روش جدیدی جهت بهبود عملکرد ردیابی نقطه حداکثر توان پنل های خورشیدی جدا از شبکه ارائه می دهد و الگوریتم روش پیشینهادی از دو...

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