نتایج جستجو برای: mineral composition

تعداد نتایج: 318565  

Journal: :American journal of epidemiology 1992
M F Sowers A Kshirsagar M M Crutchfield S Updike

Body composition (fat and lean compartments) and bone mineral density were measured in 246 healthy premenopausal women, aged 20-40 years, residing in Tecumseh, Michigan. Body composition was measured using four-point bioelectrical impedance and values for fat and lean compartments categorized into tertiles. Additionally, each woman was classified into one of nine different cells based on her lo...

Ghorbani, , Hajialioghli, , Moazzen, ,

The process of migmatitization in the Ghareh Naz has resulted in the formation of various rate of partial melting and eventually the formation of a large spectrum of metatexite and diatexite migmatites. Mineral chemistry studies by EPMA method shows that amphibole composition is magnesio-hastingsite and has a metamorphic origin and feldspar composition is andesine to oligoclase. Effective react...

Mahsa Rahimzadeh , Mehdi Masoodi ,

Introduction: In recent years, attraction toward drinking bottled mineral water has increased. Therefore, chemical composition and safety of these waters considering trace elements and heavy metals should confirm the national or international standard limits. The aim of this study was to evaluate and comparison of the mineral and heavy metal composition of bottled waters in Bandar Abbas with Ir...

2015
Sina COSMULESCU Ion TRANDAFIR Violeta NOUR

Black currants (Ribes nigrum) and red currants (Ribes rubrum) are highly appreciated for the food and therapeutic value of their fruits. Mineral composition was determined in eight black currants cultivars (‘Record’, ‘Bogatar’, ‘Deea’, ‘Abanos’, ‘Blackdown’, ‘Ronix’, ‘Tinker’, ‘Tenah’) and three red currants cultivars (‘Rosu timpuriu’, ‘Abundent’, ‘Houghton Castle’). For both species analyzed, ...

Journal: :Molecules 2012
Der-Jiun Ooi Shahid Iqbal Maznah Ismail

This study presents the proximate and mineral composition of Peperomia pellucida L., an underexploited weed plant in Malaysia. Proximate analysis was performed using standard AOAC methods and mineral contents were determined using atomic absorption spectrometry. The results indicated Peperomia pellucida to be rich in crude protein, carbohydrate and total ash contents. The high amount of total a...

Journal: :Acta odontologica latinoamericana : AOL 2015
Carola B Bozal Andrea Kaplan Andrea Ortolani Silvina G Cortese Ana M Biondi

The aim of the present work was to analyze the ultrastructure and mineral composition of the surface of the enamel on a molar with MIH, with and without acid etching. A permanent tooth without clinical MIH lesions (control) and a tooth with clinical diagnosis of mild and moderate MIH, with indication for extraction, were processed with and without acid etching (H3PO4 37%, 20") for observation w...

Journal: :American journal of epidemiology 2010
Susan L Eskridge Deborah J Morton Donna Kritz-Silverstein Elizabeth Barrett-Connor Deborah Wingard Wilma Wooten

Controlling for body size and composition, the authors examined the association between estrogen therapy and bone mineral density in older African-American and Caucasian women. In 1992-1998, 443 African-American and 989 Caucasian women aged 45-87 years were assessed for medication use, laboratory variables, behavioral characteristics, and bone mineral density. The mean age was 61.3 (95% confide...

طهماسبی, زهرا,

Pyralespite garnet group (Almandine group) is common minerals in the metamorphic and igneous complex of Boroujerd area. Moreover, Almandin (Fe enriched garnet) is the most common mineral but the content of Spessartin (Mn enriched garnet) is high in this area. The changes of mineral composition in different grains show that these minerals are zoning chemical and core to rim composition is varied...

2007
C. C. Woo

A heavy media column is used for the separation of the mineral fractions of a sample. Thus the directly weighed per cent of the mineral composition of the rock or ore sample is accomplished. ttre teihnique may be applied to the concentration of a particular species, e,ren i.r trace amounts, for further mineralogical studies or for practical commercial metallurgical mineral beneficiation purposes'

Journal: :Arhiv za higijenu rada i toksikologiju 2015
Aleksandar Ž Kostić Mirjana B Pešić Mirjana D Mosić Biljana P Dojčinović Maja M Natić Jelena Đ Trifković

In this study we analysed mineral composition of bee pollen of different plant origin collected across Serbia using inductively coupled plasma - optical emission spectrometry. The most abundant elements were potassium, calcium, and magnesium. The samples were also exceptionally rich in iron and zinc, which are very important as nutrients. Judging by our findings, mineral composition of bee poll...

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