نتایج جستجو برای: the accumulation of heavy metals cd

تعداد نتایج: 22813740  

Journal: :international journal of environmental research 2011
l. mhadhbi a. palanca t. gharred m. boumaiza

ría and coastal zone are, in particular, vulnerable to heavy metals pollution. concentrations of 10 metals in liver, muscle and kidney of the sole (solea vulgaris) from ría of vigo and its coastal zone (spain) were measured from april 2006 to february 2007 and the relationships between fish size age and metal concentrations in the tissues was investigated. concentrations of the heavy metals in...

Journal: :international journal of environmental research 0
l. mhadhbi ecimat (estación de ciencias mariñas de toralla), vigo university, 36310 vigo,spain a. palanca animal anatomy laboratory, vigo university, 36310 vigo, spain t. gharred marine biotechnological institute of monastir,tunisia m. boumaiza hidrobiology unit, enironmental biomonitoring laboratory, faculty of sciences bizerte, tunisia

ría and coastal zone are, in particular, vulnerable to heavy metals pollution. concentrations of 10 metals in liver, muscle and kidney of the sole (solea vulgaris) from ría of vigo and its coastal zone (spain) were measured from april 2006 to february 2007 and the relationships between fish size age and metal concentrations in the tissues was investigated. concentrations of the heavy metals in ...

Journal: :progress in biological sciences 2012
mohammad ali amoozegar nooshinsadat ghazanfari maryam didari

toxic heavy metals, such as lead (pb) and cadmium (cd) are widely used in industry and their accumulation in the living tissues may cause serious health problems and ecological hazards. twenty four moderately halophilic bacteria isolated from saline environments of iran were used to study their ability to bioremediation of lead and cadmium. amongst them, a gram-negative rod shaped bacterium, de...

Journal: :iranian journal of toxicology 0
محمدرضا وصالی ناصح mohammad reza vesali naseh , university of tehran, tehran, iran. عبدالرضا کرباسی abdolreza karbassi , university of tehran, tehran, iran. فریدون غضبان fereydoon ghazaban , university of tehran, tehran, iran. اکبر باغوند akbar baghvand , university of tehran, tehran, iran.

background: evaluation of heavy metals as toxic pollutants in environment has a significant importance in environmental pollution studies. surficial sediments of water resources have a high potential in releasing heavy metals to the upper water environment, hence sediment analysis presents guidelines to the authorities for monitoring the environmental systems. methods: in this study, total and ...

برومند, مهری , بهمنیار, محمد علی ,

To investigate the effect of applying different amounts of municipal solid waste compost (MSWC) and sewage sludge (SS) on yield and concentration of some heavy metals including nickel (Ni), chromium (Cr), cadmium (Cd) and lead (Pb) in organs of green pepper plant, a pot experiment was conducted as a completely randomized design with seven treatments and four replications. Treatments included co...

2017
Anna V Kirillova Anna A Danilushkina Denis S Irisov Nataliya L Bruslik Rawil F Fakhrullin Yuri A Zakharov Vladimir S Bukhmin Dina R Yarullina

Cadmium (Cd) and lead (Pb) are heavy metals, important environmental pollutants, and potent toxicants to organism. Lactic acid bacteria (LAB) have been reported to remove Cd and Pb from solutions and therefore represent a useful tool for decontamination of food and beverages from heavy metals. Heavy metal ion binding by LAB was reported as metabolism-independent surface process. In this work te...

2017
Lalit Goswami N. Arul Manikandan Kannan Pakshirajan G. Pugazhenthi

This study investigated simultaneous heavy metals removal and anthracene biodegradation by Rhodococcus opacus at different initial anthracene concentrations in the range 50-200 mg L-1. The heavy metals tested were Fe(III), Cu(II), Zn(II), Cd(II), Ni(II), and Pb(II) at 10 mg L-1 initial concentration: The organism was found to be well capable of removing the heavy metals along with high anthrace...

Journal: :journal of chemical health risks 0
eisa solgi deptartment of environment, faculty of natural resources and environment, malayer university, malayer, hamedan, iran

heavy metals, e.g. cd and pb emit and release into the environment during cement production and are deposited into soils. this research was carried out to determine the concentration and spatial distribution of trace elements in top soils around the kurdistan cement factory, west of iran in order to evaluate the effect of cement factory on the environment. twenty-four soil samples were collecte...

In this study, heavy metals (Hg,Cd,Pb,Cu,Zn) and metallothionein (MT) biosynthesis were measured in blood of green sea turtles (Chelonia mydas) nesting on the northern coast of the Sea of Oman. Heavy metals concentrations in the sea water, the sediments, the blood samples ranged between 0.02-8.43 μg/l, 0.06-10.32 μg/l, and 0.16-36.78μg/g (ww), respectively.The highest concentration...

Three marine bacteria, Pseudomonas putida PTCC 1664, Bacillus cereus  PTTC 1665 and Pseudomonas pseudoalkaligenes PTCC 1666 isolated from the East Anzali wetland sediments of the Caspian Sea, were resistant to heavy metals of Cadmium (Cd), Nickel (Ni) and Vanadium (V). Pseudomonas pseudoalkaligenes PTCC 1666 was found to be resistant to all 3 metals Ni, Cd, V. Heavy metal uptake was determined ...

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