Results 21 to 30 of about 74,639 (307)
Nahivde İstishâb Yöntemi Örneğinde Aslın Dışına Çıkılan Durumlar
Arap dilcileri, Arapların kullanımlarından genel kurallara ulaşmak için çeşitli yöntem ve deliller kullanmış, ulaştıkları kuralları gerekçelendirmek ve tutarlılığını göstermek için çeşitli yollara başvurmuşlardır.
Yunus İnanç
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Background: Magnetic resonance imaging (MRI), including perfusion MRI with three-dimensional pseudocontinuous arterial spin labeling (ASL) and diffusion-weighted imaging (DWI), are applied in the periictal (including ictal and postictal) detection of ...
Noritoshi Shirozu +9 more
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Argininosuccinic aciduria (ASA) is a metabolic disorder caused by a deficiency in argininosuccinate lyase (ASL), which cleaves argininosuccinic acid to arginine and fumarate in the urea cycle.
Owen Daly +17 more
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El modelo de secuenciación de actividades basado en procesos comunicativos (CPM): Una sólida alternativa al modelo Presentación-Práctica-Producción (P-P-P-) desde una perspectiva pedagógicay cognitiva.
Raquel Criado Sánchez
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We investigated the relationship between MRI-arterial spin labeling (ASL) parameters and PET-cerebral blood flow (CBF)/cerebrovascular reactivity (CVR) simultaneously obtained by PET/MRI in Moyamoya disease.
Kenji Takata +7 more
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In acute ischemic stroke (AIS), the hemodynamics around the lesion are important because they determine the recurrence or prognosis of the disease. This study evaluated the effects of perfusion deficits in multiphase arterial spin labeling (ASL) and ...
Ki-Woong Nam +4 more
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ASL Metabolically Regulates Tyrosine Hydroxylase in the Nucleus Locus Coeruleus
Summary: Patients with germline mutations in the urea-cycle enzyme argininosuccinate lyase (ASL) are at risk for developing neurobehavioral and cognitive deficits. We find that ASL is prominently expressed in the nucleus locus coeruleus (LC), the central
Shaul Lerner +34 more
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Yingying Yin,1,2 Chunming Xie,3 Haisan Zhang,4 Hongxing Zhang,5 Zhijun Zhang,3 Yonggui Yuan1,2 1Department of Psychosomatics and Psychiatry, ZhongDa Hospital, School of Medicine, Southeast University, Nanjing, 210009, People’s Republic of China ...
Yin Y +5 more
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Unlocking a Nitrosuccinate Lyase for Decarboxylative Enzymatic Hydronitration
The nitrosuccinate lyase CreD catalyzes C–NO2 bond formation using nitrite in water and shows synthetic practicality with high turnover numbers up to 102,000. A combination of protein engineering and computational methods helped to reveal the mechanistic principles that underpin this unique enzymatic activity.
Matteo Aleotti +9 more
wiley +2 more sources
Comparison of arterial spin labeling and dynamic susceptibility contrast perfusion MRI in patients with acute stroke. [PDF]
BACKGROUND: The aim of this study was to evaluate whether arterial spin labeling (ASL) perfusion magnetic resonance imaging (MRI) can reliably quantify perfusion deficit as compared to dynamic susceptibility contrast (DSC) perfusion MRI.
Yen-Chu Huang +7 more
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