نتایج جستجو برای: cr –concentration ratio.

تعداد نتایج: 887840  

Journal: :iranian journal of radiation research 0
p.k. manigandan dhafir institute, abu dhabi, uae n.m. manikandan department of physics, bharathiar university, coimbatore-641046, india

background: investigation on the natural radionuclides 238u, 232th, 40k and natural fallout radionuclide 210po in the prominent plants species of western ghats tropical forest near kotagiri have been carried out as a part of baseline background radiation studies in the forest environment. materials and methods: the prominent plants species of the region evodia roxburghiana and eleaocarpus oblan...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده علوم 1391

abstract in the present research solution of chalcopyrite in sulfuric acid in hydrometallurgy method using electrochemistry with cyclic voltammetry technique has been investigated. the value of maximum reduction peak current of copper ions represents the measure of solubility. in this research different parameters temperature, potential, potential exert time, chalcopyrite concentration, sulfur...

Journal: :journal of research in medical sciences 0
ying xing department of neurology, china-japan :union: hospital, ji lin university, changchun, china fang fang xu zhang ling ling hou zhao-shi zheng mohamed sheikhali

background: the purpose of this study is to investigate the relationship between the cognitive impairment and naa/cr and cho/cr ratios in the proton magnetic resonance spectroscopy (1hmrs), and to assess the importance of 1hmrs in the early diagnosis of cognitive impairment in patients with ischemic white matter lesions (wmls). materials and methods: a total of 45 patients (23males and 22 femal...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1372

تا کنون مطالعات بسیاری در باره پیش بینی پره اکلامپسی انجام شده و متدهای بسیاری برای screen بیماری وجود دارد که این متدها شامل متدهای قدیمی و رایج مثل roll over test سابقه خانوادگی و پاریتی میباشد. متدهای آزمایشگاهی جدیدی اخیرا مورد بررسی قرار گرفته است که از آن جمله بررسی میزان فیبرونکسین پلاسما و بررسی کلسیم ادراری است که یا از طریق نسبت ca/cr در یک نمونه ادراری و یا بررسی کلسیم ادرار 24 ساعته...

2016
Li Ji Tianran Zheng Pengxiang Zhao Weiming Zhang Jianxin Jiang

BACKGROUND As the most abundant renewable resources, lignocellulosic materials are ideal candidates as alternative feedstock for bioethanol production. Cassava residues (CR) are byproducts of the cassava starch industry which can be mixed with lignocellulosic materials for ethanol production. The presence of lignin in lignocellulosic substrates can inhibit saccharification by reducing the cellu...

2015
Thelma P. Polyviou Yannis P. Pitsiladis Carlos Celis-Morales Benjamin Brown John R. Speakman Dalia Malkova

The addition of carbohydrate (CHO) in the form of simple sugars to creatine (Cr) supplements is central. The study aimed to determine whether ingestion of glucose (Glu) simultaneously with Cr and glycerol (Cr/Gly) supplement is detrimental to plasma lipids of endurance-trained individuals and find out whether modification arising can be attenuated by replacing part of the Glu with alpha lipoic ...

Journal: :The journal of obstetrics and gynaecology research 2014
Takahiro Yamada Takashi Kojima Rina Akaishi Satoshi Ishikawa Masamitsu Takeda Satoshi Kawaguchi Ryutaro Nishida Mamoru Morikawa Takashi Yamada Hisanori Minakami

AIM The aim of this study was to underscore problems associated with the dipstick test and determination of protein concentration alone in spot-urine (P-test) compared with spot-urine protein-to-creatinine ratio (P/Cr test) and to determine whether urine collection for 24-h test was complete. MATERIAL AND METHODS Dipstick and P/Cr tests were performed simultaneously in 357 random spot-urine s...

In this study, ZIF-67 was synthesized through solvothermal method to remove Cr(VI) ions from aqueous solution. To improve the structural properties of ZIF-67 and its adsorption capacity, optimization of the synthesis conditions was carried out based on maximum Cr(VI) uptake. From experiments, the optimum condition was revealed as solvent: metal ion molar ratio of 4.6:1, ligand: metal ion molar ...

Journal: :caspian journal of pediatrics 0
hadi sorkhi non-communicable pediatric diseases research center mahmood hajiahmadi department of social medicines and health mehdi pouramir cellular and molecular biology research center, health research institute mohsen akhavan pediatrics medicine research center malihe chooghadi non-communicable pediatric diseases research center, babol university of medical sciences, babol, ir iran. sahar sadr moharerpour non-communicable pediatric diseases research center

background: due to difficulty of obtaining a 24h urine (especially in children), a random urine calcium sample is recommended to detect of hypercalciuria. however, recent studies have shown that the urinary calcium/creatinine ratio varies with age and geographic areas. so, the aim of this study was determining the normal value of urinary calcium to creatinine ratio in healthy adolescent’s child...

Journal: :Aging cell 2016
Luigi Fontana Dennis T Villareal Sai K Das Steven R Smith Simin N Meydani Anastassios G Pittas Samuel Klein Manjushri Bhapkar James Rochon Eric Ravussin John O Holloszy

Young-onset calorie restriction (CR) in rodents decreases serum IGF-1 concentration and increases serum corticosterone levels, which have been hypothesized to play major roles in mediating its anticancer and anti-aging effects. However, little is known on the effects of CR on the IGF-1 system and cortisol in humans. To test the sustained effects of CR on these key hormonal adaptations, we perfo...

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