نتایج جستجو برای: sirt
تعداد نتایج: 742 فیلتر نتایج به سال:
INTRODUCTION There is evidence that n-3 polyunsaturated fatty acids (n-3 PUFAs) exert beneficial effects to improve type 2 diabetes mellitus (T2DM), but its complications remain poorly understood. Hypoadiponectinemia is one of the important mechanisms responsible for T2DM which necessitates developing novel therapeutic strategies. We aimed to determine the effect of n-3 PUFA supplementation on ...
Aim: To evaluate the effects of Astaxanthin (ATX), known for its antioxidant properties, on kidneys rats given radiation by biochemical measuring total oxidant level (TOS), (TAS), immunohistochemically Cas3 (Cysteine Aspartate Specific ProteASEs), TNF-α (Tumor necrosis factor-alpha), and molecularly P53, SIRT (Sirtuin -1) pathways.
 
 Materials Methods: The were divided into 4 groups ...
In MANET, routing plays a vital role in packet interaction and data transmission. It is always easy to manage the transmission over MANET because of uncentralized control on nodes. Since efficient route controls packets does not simplify between source destination. Hence maintenance becomes crucial process. Methods: critical enhance decrease attacker sustain successful transfers via Network. ot...
Aging is one of the most fundamental biological processes. It results in a decline in physiological function and an increased risk for pernicious diseases such as cancer. Oxidative stress has been proposed as a major cause of aging, but experimental tests of this hypothesis have been discouraging. Calorie restriction (CR) prevents age-related decline, but there are still gaps in our knowledge o...
A new algorithm for computing electron microscopy tomograms which combines iterative methods with dual-axis geometry is presented. Initial modelling using test data shows several improvements over both the weighted back-projection (WBP) and Simultaneous Iterative Reconstruction Technique (SIRT) method, and, with increased stability and tomogram fidelity under high-noise conditions.
We give a detailed study of the semiconvergence behavior of projected nonstationary simultaneous iterative reconstruction technique (SIRT) algorithms, including the projected Landweber algorithm. We also consider the use of a relaxation parameter strategy, proposed recently for the standard algorithms, for controlling the semiconvergence of the projected algorithms. We demonstrate the semiconve...
PURPOSE Selective Internal Radiation Therapy (SIRT) with 90yttrium (Y-90) is an increasingly used therapeutic option for unresectable liver malignancies. Nontarget embolization of extrahepatic tissue secondary to vascular shunting can lead to SIRT associated complications. Our aim was to assess whether extrahepatic shunts can reliably be diagnosed based on hepatic digital subtraction angiograph...
PURPOSE The purpose of this study is to evaluate the radiation dose in patients undergoing liver angiographic procedure and verify the usefulness of different dose measurements to prevent deterministic effects. Gafchromic film, MicroMOSFET data and DIAMENTOR device of the X-ray system were used to characterize the examined interventional radiology (IR) procedure. MATERIALS AND METHODS A liver...
Objective: Mangiferin (MGF) is a natural xanthone, with regulation effect on lipid metabolism. However, the molecular mechanism remains unclear. We purposed after oral administration, MGF is converted to its active metabolite(s), which contributes to the effects on lipid metabolism. Methods: KK-Ay mice were used to validate the effects of MGF on lipid metabolic disorders. Liver biochemical indi...
BACKGROUND The higher tolerated mean absorbed dose for selective internal radiation therapy (SIRT) with intra-arterially infused (90)Y microspheres compared to external beam therapy is speculated to be caused by absorbed dose inhomogeneity, which allows for liver regeneration. However, the complex liver microanatomy and rheology makes modelling less valuable if the tolerance doses are not based...
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