نتایج جستجو برای: mgo

تعداد نتایج: 7273  

Journal: :Biochemical Society transactions 2003
M Bourajjaj C D A Stehouwer V W M van Hinsbergh C G Schalkwijk

Various theories have been proposed to explain the hyperglycaemia-induced pathogenesis of vascular complications of diabetes, including detrimental effects of AGEs (advanced glycation end products) on vascular tissues. Increased formation of the very reactive dicarbonyl compound MGO (methylglyoxal), one of the side-products of glycolysis, and MGO-derived AGEs seem to be implicated in the develo...

ژورنال: :مجله سلامت و بهداشت 0
سید غلامرضا موسوی g moussavi علی احمد آقاپور a.a aghapour کامیار یغمائیان k yaghmaeian

زمینه و هدف: کاتکول یک ترکیب فنلی بوده و از طریق صنایع مختلف وارد محیط زیست می شود. هدف اصلی این طرح، تولید کامپوزیت mgo با پتانسیل کاتالیزوری بالا برای حذف ترکیب کاتکول از فاضلاب با استفاده از فرآیند ازن زنی می باشد. روش کار: برای تولید و پوشش دادن کریستالهای mgo بر روی نگه دارنده ها شامل کربن فعال گرانولی، پرلیت و پامیس، از روش سُل- ژل[1] حرارتی استفاده گردید. برای تعیین غلظت کاتکول از کروماتو...

Journal: :Chemical & pharmaceutical bulletin 2016
Takatoshi Sakamoto Shigeto Kachi Shohei Nakamura Shinsuke Miki Hideaki Kitajima Hiroshi Yuasa

This study investigated how the inclusion of magnesium oxide (MgO) maintained tablet hardness during storage in an unpackaged state. Tablets were prepared with a range of MgO levels and stored at 40°C with 75% relative humidity for up to 14 d. The hardness of tablets prepared without MgO decreased over time. The amount of added MgO was positively associated with tablet hardness and mass from an...

Journal: :Molecules 2017
Jing Chen Juan Leng Xiai Yang Liping Liao Liangliang Liu Aiping Xiao

In this study, magnetic graphene oxide (MGO) nanomaterials were synthesized based on covalent binding of amino Fe3O4 nanoparticles onto the graphene oxide (GO), and the prepared MGO was successfully applied as support for the immobilization of laccase. The MGO-laccase was characterized by transmission electron microscopy (TEM) and a vibrating sample magnetometer (VSM). Compared with free laccas...

2010
Y. M. Seo K. S. Shin A. R. Rhee Y. S. Chi J. Han

This study investigated the effects of Fe-soy proteinate (Fe-SP) and magnesium oxide (MgO) dietary supplements on eggshell quality in laying hens. A total of 800 26-wk-old Hy-Line Brown hens were assigned to four dietary treatments: control (C), FeSP 100 (100 ppm Fe-soy proteinate), MgO (3 g MgO/kg diet), and Fe-SP 100+MgO. Each treatment had five replicates of 40 hens. The FT-IR (Fourier trans...

2015
Chengde Gao Pingpin Wei Pei Feng Tao Xiao Cijun Shuai Shuping Peng

Nano SiO2 and MgO particles were incorporated into β-tricalcium phosphate (β-TCP) scaffolds to improve the mechanical and biological properties. The porous cylindrical β-TCP scaffolds doped with 0.5 wt % SiO2, 1.0 wt % MgO, 0.5 wt % SiO2 + 1.0 wt % MgO were fabricated via selective laser sintering respectively and undoped β-TCP scaffold was also prepared as control. The phase composition and me...

2017
Ji Hoon Jang Eun-Ae Kim Hye-Jin Park Eon-Gi Sung In-Hwan Song Joo-Young Kim Chang-Hoon Woo Kyung-Oh Doh Kook Hyun Kim Tae-Jin Lee

Methylglyoxal (MGO) is a reactive dicarbonyl metabolite of glucose, and its plasma levels are elevated in patients with diabetes. Studies have shown that MGO combines with the amino and sulphhydryl groups of proteins to form stable advanced glycation end products (AGEs), which are associated with vascular endothelial cell (EC) injury and may contribute to the progression of atherosclerosis. In ...

2006
P. G. Mather R. A. Buhrman

We report scanning tunneling spectroscopy studies of the electronic structure of 1.5–3 nm 001 textured MgO layers grown on 001 Fe. Thick MgO layers exhibit a bulklike band gap, 5–7 eV, and sparse, localized defect states with characteristics attributable to oxygen and, in some cases, Mg vacancies. Thin MgO layers exhibit an electronic structure indicative of interacting defect states forming ba...

2007
J. Bandara U. W. Pradeep

respectively. It has been reported that coating of a thin MgO layer on SnO2 particles results in enhancement of both solar cell performance and catalytic activities. The promoting effect of MgO layer was owing to barrier effect where MgO acts as a barrier layer for charge recombination. We noticed negative shift of flatband (FB) potential of SnO2 with the increase of pH values and coating of a ...

1996
C. Xu W. S. Oh

Layered, binary thin-film oxides of NiO, MgO and CaO have been prepared and characterized using low energy electron diffraction, Auger electron spectroscopy, energy loss spectroscopy, ion scattering spectroscopy, and temperature programmed desorption using probe molecules. Epitaxial growth was observed for the NiO–MgO and CaO–NiO systems; however, superior wetting was found for NiO–MgO relative...

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