نتایج جستجو برای: heavy mineral
تعداد نتایج: 190219 فیلتر نتایج به سال:
Persistent exposure to high levels of heavy metals and trace elements has been implicated in autism spectrum disorders (ASDs). This study was performed to investigate the levels of heavy metals and trace elements in hair samples of patients with ASDs. Retrospective analysis of data from 58 children with ASDs with the mean age of 6.31+4.12 years between Jan. 2004 and Oct. 2008 was performed at K...
Benthic foraminifera are single-celled eukaryotes that make a protective organic, agglutinated or calcareous test. Some agglutinated, single-chambered taxa, including Psammophaga Arnold, 1982, retain mineral particles in their cytoplasm, but the selective mechanism of accumulation is not clear. Here, we report the ability of a foraminiferal species to select and accumulate zircons and other hea...
BACKGROUND Gaultheria trichophylla (Royle) is used as food and for treating many ailments in folk medicine especially against inflammation. The purpose of this in vitro study was to evaluate the ability of extracts of G. trichophylla as anti-oxidant and anti-inflammatory agent and for its mineral contents. METHODS Powdered plant material (100 g) was extracted with 100 ml each of methanol, chl...
Maize is one of the oldest and most productive popular grains and can be consumed as food at various developmental stages from baby corn to mature grain. The maize can be processed in different products at traditional level as well as industrial scale. Due to vast corn consumption by people in this research the concentration of histamine ,some trace and essential mineral and also heavy metals h...
during recent years there has been increasing consciousness of, and concern about, groundwater water pollution and monitoring in iran. in this context, a comprehensive review of the trace elements and heavy metals in groundwater of oshtorinan plain in northern part of boroujerd has carried out to investigate the effects of weathering minerals, agricultural and industrial activities. groundwater...
The flowering periodicity and intensity of some subalpine trees and shrubs at Pegleg Flat, Arthur's Pass National Park, was recorded from 1981/82 to 1984/85. Moderate to heavy flowering of most species in 1981/82 was followed by two years of little or no flowering in 1982/83 and 1983/84; almost all species observed flowered heavily in 1984/85. No clear correlation was found between flowering in...
In this study, it was aimed to add a functional food property the ice cream, which is popular food, by adding propolis. At same time, study aims provide widespread consumption potential propolis impossible be consumed in raw form and whose benefits properties not known consumers. 6 groups of cream containing control group 0.1%, 0.2%, 0.3%, 0.4%, 0.5% powder were obtained from prepared mix. Mine...
چکیده ندارد.
به منظور ارزیابی پتانسیل کانه زائی مس و دیگر عناصر همراه در سازند بازالتی سلطان میدان واقع در شمال شاهرود، روش اکتشافی رسوب آبراهه ای و کانی سنگین مورد استفاده قرار گرفته است. به این منظور، تعداد 68 نمونه رسوب آبراهه ای از جزء 80- مش و 6 عدد نمونه کانی سنگین از جزء 20- مش از شبکه نمونه برداری بهینه برداشت گردید. نمونه های رسوب آبراهه ای برای عناصر مس، سرب، روی، کبالت، منگنز، آهن و نیکل به وسیله...
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