نتایج جستجو برای: مدل arx
تعداد نتایج: 120915 فیلتر نتایج به سال:
Migration of cells through the reorganization of the actin cytoskeleton is essential for morphogenesis of multicellular animals. In a cell culture system, the actin-related protein (Arp) 2/3 complex functions as a nucleation core for actin polymerization when activated by the members of the WASP (Wiskott-Aldrich syndrome protein) family. However, the regulation of cell motility in vivo remains ...
The ARX-LF model interprets voiced speech as the an LF derivative glottal pulse exciting an all-pole vocal tract filter with an additional exogenous residual signal. It fully parameterizes the voice and has been shown to be useful for voice modification. Because time domain methods to determine the ARX-LF parameters from speech are very sensitive to the time placement of the analysis frame and ...
Mutations in the aristaless-related homeobox (ARX) gene result in a spectrum of structural and functional nervous system disorders including lissencephaly, movement disorders, intellectual disabilities, and epilepsy. Some patients also have symptoms indicating hypothalamic dysfunction, but little is known about the role of ARX in diencephalic development. To begin evaluating diencephalic defect...
Development of the testis begins with the expression of the SRY gene in pre-Sertoli cells. Soon after, testis cords containing Sertoli and germ cells are formed and fetal Leydig cells subsequently develop in the interstitial space. Studies using knockout mice have indicated that multiple genes encoding growth factors and transcription factors are implicated in fetal Leydig cell differentiation....
The ARX (Aristaless-related (X-linked) homeobox) gene is not only present in arthropods and their ancestors, but also in vertebrates including humans (ARX orthologs). The gene is composed of 5 coding exons and it is expressed predominantly in foetal and adult brain and skeletal muscle. In this review we report on our experience and review the existing literature on the genotype and phenotype he...
برای مدلسازی و تشخیص خطای ماشین های الکتریکی، روش های گوناگونی ارائه شده است. اهداف مورد نظر در این روش ها دستیابی به سرعت و دقت بیشتر می باشد. مدلسازی با استفاده از روش مدار معادل مغناطیسی یکی از این روش هاست که در این مقاله برای مدلسازی و در نهایت تشخیص خطای یک ماشین شار محوری آهنربای دائم مورد استفاده قرار گرفته است. این مقاله از دو بخش مجزا تشکیل شده و در حقیقت ترکیب دو زمینه ی کاری متفاوت،...
We present, for the first time, a general strategy for designing ARX symmetric-key primitives with provable resistance against singletrail differential and linear cryptanalysis. The latter has been a long standing open problem in the area of ARX design. The wide trail design strategy (WTS), that is at the basis of many S-box based ciphers, including the AES, is not suitable for ARX designs due ...
Mutations in the Aristaless-related homeobox (ARX) gene are one of the most frequent causes of X-linked intellectual disability (ID). Several missense mutations, clustered in the paired-type homeodomain of ARX, have been identified. These mutations lead to a range of phenotypes from X-linked lissencephaly with abnormal genitalia to seizure disorders without brain malformations including X-linke...
تغییر و تحول کمی و کیفی منابع آب تحت تأثیر فعالیت های مختلف در هر حوزه هیدرولوژیکی رخ می دهد که با توجه به محدودیت منابع آب، جلوگیری از آن بسیار مهم و حیاتی می باشد. در زمینه تبخیر، مدل های زیادی ارائه شده است که بیشتر این مدل ها نیازمند پارامترهای ورودی هستند که یا دسترسی به آنها مشکل است و یا اندازه گیری آنها محتاج صرف هزینه و زمان زیادی می باشد. در بحث شناسائی سیستم، مدلهای آماری قوی برای...
Mutations in the homeobox transcription factor ARX have been found to be responsible for a wide spectrum of disorders extending from phenotypes with severe neuronal migration defects, such as lissencephaly, to mild forms of intellectual disabilities without apparent brain abnormalities, but with associated features of dystonia and epilepsy. Arx expression is mainly restricted to populations of ...
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