نتایج جستجو برای: toxic elements

تعداد نتایج: 350262  

2012
Ammar Ali Hassan Magritt Brustad Torkjel M. Sandanger

Meat samples (n = 100) from semi-domesticated reindeer (Rangifer tarandus tarandus L.) were randomly collected from 10 grazing districts distributed over four Norwegian counties in 2008 and 2009. The main aim was to study concentrations and geographical variations in selected toxic elements; cadmium (Cd), lead (Pb), arsenic (As), copper (Cu), nickel (Ni) and vanadium (V) in order to assess the ...

2013
Mirosław Mleczek Zuzanna Magdziak Piotr Goliński Marek Siwulski Kinga Stuper-Szablewska

Introduction. Intake of wild growing edible mushroom in selected regions of Europe (especially East and Central Europe) is signifi cant. Additionally, mushrooms are able to accumulation many times higher amounts of nutritional and toxic elements than plants, therefore knowledge on their concentration levels and changes in their content is important for human health. Material and methods. Eleven...

Journal: :Nutrition research reviews 1992
J H Beattie A Avenell

Many of the trace elements which have essential roles in animals, such as zinc (Zn), manganese (Mn) and copper (Cu), are required for the growth, development and maintenance of healthy bones (Rucker, 1988; Leach, 1988). Of the remaining trace or ultratrace elements, which by definition are normally present at low concentrations in animal tissues, some have a toxic effect on bone such as lead (P...

2016
Agnieszka Baran Marek Tarnawski Tomasz Koniarz

The aim of study was to integrate chemical analyses and toxicity bioassays in order to assess the environmental risk connected with the presence of trace elements in the sediments. This study examined the ecological significance of trace elements in bottom sediments by applying a set of complementary sediment quality assessment methods sediment quality guidelines (SQGs) (mean probable effect co...

Journal: :International Journal of Environmental Research and Public Health 2021

Journal: :iranian journal of science and technology (sciences) 2014
a. shakeri

concentrations of elements (as, co, cu, ni, mo, pb, v, cd, cr and zn) are studied in the surface sediments of bakhtegan lake, northwest of nyriz city, iran, to assess metal contamination. the average abundance order of trace elements content in bakhtegan lake sediments is cr>ni> v> zn> cu> co> as> pb> mo>cd. the comparison of trace elements concentration in bakhtegan lake sediments with toxicol...

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