نتایج جستجو برای: fetal brain extraction

تعداد نتایج: 714210  

Journal: :iranian biomedical journal 0
مرتضی بهنام رسولی morteza behnam-rasouli محمدرضا نیک روش mohammadreza nikravesh ناصر مهدوی شهری nasser mahdavi-shahri علیرضا فاضل alireza fazel

to evaluate the effects of local administration of the fetal brain extract (fbe) on the crushed peripheral nerve, 15 male wistar rats were used. the right sciatic nerve of 10 rats was locally underwent the tense compression for 30 seconds and then randomly divided into experimental and control (sham) groups. the remained rats were considered as intact animals. treatment was commenced weekly, by...

Journal: :iranian journal of parasitology 0
n salehi h haddadzadeh j ashrafihelan p shayan a sadrebazzaz

background: the objective of the study was to evaluate the presence of neospora caninum organisms in the brain of aborted fetuses and placentas of full-term calves born of seropositive cows. methods: during 2006-2007, 12 brains of aborted calves from neospora seropositive cattle and 7 pla­centas from seropositive dams giving birth to full-term calves, from four dairy cattle farms located around...

Journal: :Circulation 2015
Liqun Sun Christopher K Macgowan John G Sled Shi-Joon Yoo Cedric Manlhiot Prashob Porayette Lars Grosse-Wortmann Edgar Jaeggi Brian W McCrindle John Kingdom Edward Hickey Steven Miller Mike Seed

BACKGROUND Fetal hypoxia has been implicated in the abnormal brain development seen in newborns with congenital heart disease (CHD). New magnetic resonance imaging technology now offers the potential to investigate the relationship between fetal hemodynamics and brain dysmaturation. METHODS AND RESULTS We measured fetal brain size, oxygen saturation, and blood flow in the major vessels of the...

Journal: :CoRR 2017
Seyed Sadegh Mohseni Salehi Deniz Erdogmus Ali Gholipour

Brain extraction or whole brain segmentation is an important first step in many of the neuroimage analysis pipelines. The accuracy and robustness of brain extraction, therefore, is crucial for the accuracy of the entire brain analysis process. State-of-theart brain extraction techniques rely heavily on the accuracy of alignment or registration between brain atlases and query brain anatomy, and/...

2001
H. Preissl H. Eswaran J. D. Wilson S. Robinson J. Vrba P. Murphy C. L. Lowery

The development of a technique for the recording of fetal brain activity has been highly limited by the inaccessibility of the developing human brain in utero. Based on the needs of resolution and a noninvasive nature, only biomagnetic measurements are suitable for the determination of the integrity of the fetal brain on a routine basis. We have built a new biomagnetic measurement device dedica...

Journal: :international journal of advanced biological and biomedical research 0
nazlar ghassemzadeh ms student, department of biomedical engineering, tabriz branch , islamic azad university tabriz , iran siamak haghipour assistant professor, department of biomedical engineering, tabriz branch, islamic azad university tabriz, iran

the brain – computer interface (bci) provides a communicational channel between human and machine. most of these systems are based on brain activities. brain computer-interfacing is a methodology that provides a way for communication with the outside environment using the brain thoughts. the success of this methodology depends on the selection of methods to process the brain signals in each pha...

The development of the brain as the most complex structure of the human body is a long process that begins in the third week of pregnancy and continues until adulthood and even until the end of life (1). Human brain myelination begins one to two months before birth in the visual system and eventually lasts until the age of two in other sensory systems and then the motor systems (4). Processes a...

2009
Christine E. Schaub Charles E. Wood

BACKGROUND Fetal neuroendocrine maturation in late gestation is critical for maintenance of fetal homeostasis, growth, and readiness for birth. Sheep express estrogen receptors (ERs) in various brain regions. However, little is known about the regulation of ER-alpha and ER-beta in the ovine brain prenatally. OBJECTIVE The present study was designed to test the hypothesis that the expression o...

Journal: :مجله علوم اعصاب شفای خاتم 0
leyla bayan shefa neuroscience research center, khatam alanbia hospital, tehran, iran arezou eshaghabadi shefa neuroscience research center, khatam alanbia hospital, tehran, iran

the prenatal period is a critical time for neurodevelopment and is thus a period of vulnerability during which a range of exposures have been found to exert long-term changes on brain development and behavior with implications for physical and psychiatric health. during fetal life, neurons proliferate, migrate and form connections, providing the structure of the developing brain. neurons reach ...

The brain – computer interface (BCI) provides a communicational channel between human and machine. Most of these systems are based on brain activities. Brain Computer-Interfacing is a methodology that provides a way for communication with the outside environment using the brain thoughts. The success of this methodology depends on the selection of methods to process the brain signals in each pha...

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