نتایج جستجو برای: iron density

تعداد نتایج: 546577  

Journal: یافته 2004
faride Doostan , mah bano Tata , mehran Mesgari , mohammad Rahbani-Noubar , nadereh Rashtchizadeh , peiman Jamshidi , rezvaniye Salehi , shahriar Eghtesadi ,

Background: It has been demonstrated that free oxygen radicals have a close interaction with lipid peroxidation, causing a modification of low-density lipoproteins (LDL) and facilitating LDL deposition, with the consequent formation of atherosclerosis plaques. Free radical production is catalyzed and accelerated in the presence of iron. This study was conducted to evaluate the possible associ...

Alaa M. Saqer Nader B. Farhat Nasser M. Abu Ghalwa

In this research, the efficiency of electrocoagulation treatment process using iron and aluminum electrodes to treat synthetic wastewater containing Reactive Red 24 (RR 24) was studied. The effects of parameters such as current density, pH, type of electrolyte, initial dye concentration, electrolyte concentration, temperature, and inter electrode distance on dye removal efficiency were investig...

Journal: :Vision Research 1996
BILLY R. HAMMOND JOANNE CURRAN-CELENTANO STEPHEN JUDD KENNETH FULD NORMAN I. KRINSKY BILLY R. WOOTEN D.MAX SNODDERLY

Sex differences in macular pigment (MP) optical density (measured psychophysically) were examined. Concentrations of lutein and zeaxanthin (L and Z) (non-separated) and beta-carotene (BC) in the blood were determined using reverse phase high-performance liquid chromatography. Dietary intake of L and Z, BC, fat, and iron were estimated by questionnaire. Males had 38% higher MP density than femal...

1999
B. de Valk

Results: There is growing epidemiological evidence for a relationship between iron levels and cardiovascular disease. Some experimental data support the role of iron in the process of lipid peroxidation, the first step in the formation of atherosclerotic lesions. Macrophages and endothelial cells are involved in this process, but the exact mechanism and the sites of the interactions between the...

2014
Keisuke Takahashi Yongming Wang Shotaro Chiba Yuki Nakagawa Shigehito Isobe Somei Ohnuki

Hydrogenation of iron nanoparticles was performed both computationally and experimentally where previously chemically-bonded iron hydride is considered to be unachievable under ordinary conditions. Density functional theory (DFT) calculations predict that hydrogenated iron nanoparticles are stabilized on a single-layer graphene/Cu substrate. Experimentally, iron nanoparticles were deposited ont...

Javad Tajik, Saeed Nazifi

To evaluate the correlations of the serum concentrations of trace elements with lipids and lipoproteins in water buffalo (Bubalus bubalis), the serum concentrations of cholesterol, triglyceride, total lipids, very low density lipoproteins (VLDL-cholesterol), low density lipoproteins (LDL-cholesterol) and high density lipoproteins (HDL-cholesterol) and their correlations with serum concentration...

Journal: :veterinary research forum 2012
javad tajik saeed nazifi

to evaluate the correlations of the serum concentrations of trace elements with lipids and lipoproteins in water buffalo (bubalus bubalis), the serum concentrations of cholesterol, triglyceride, total lipids, very low density lipoproteins (vldl-cholesterol), low density lipoproteins (ldl-cholesterol) and high density lipoproteins (hdl-cholesterol) and their correlations with serum concentration...

  The presence of heavy metals (metals with a density of over than 5 g cm-3) in the soil surfaces, are mainly due to industrial and mining activities, fuel combustion, etc. Although some of the metals are essential elements for plants, in the high concentrations have toxic effects on plants. Some of the plants those grown in mining areas are resistant to high concentration of heavy ...

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