نتایج جستجو برای: cadmium compounds

تعداد نتایج: 249049  

Cadmium (Cd) is easily absorbed by the root system in many plant species and due to its solubility in water and toxicity is considered as a major pollutant. The aim of this study was investigation of cadmium toxicity on some physiological characteristics of lentil seedlings. So, two-week-old plantlets were treated with different concentrations (0 as control, 0.125, 0.25, 0.5, 1, 2.5 and 5 μM...

Azhir Khalil Aria Hossein Abbaspour Mohsen Dehghani Ghanatghestani Sekineh Saeidi Sar

Phytoremediation is one of the most widely used methods for removing soil contaminants. In this research, the function of Vetiveria zizianoides to remove cadmium from four different treatments with varying amounts of cadmium chloride contamination (including 0, 20, 40, and 60 mg per liter) was investigated and physiological changes caused by the accumulation of this metal in the plant were moni...

Journal: :Dalton transactions 2010
Avijit Kumar Paul Giridhar Madras Srinivasan Natarajan

Five new thiosulfate based inorganic-organic hybrid open-framework compounds have been synthesized employing mild reaction conditions. Of the five compounds, [Na(2)(H(2)O)(8)][Cd(C(10)H(8)N(2))(S(2)O(3))(2)].2H(2)O, I and [Cd(2)(C(10)H(8)N(2))(2)(HS(2)O(3))(2)(S(2)O(3))(2)][(C(10)H(9)N(2))(2)(C(10)H(8)N(2))(2)].8H(2)O, II have one-dimensional (1D) structures and [Cd(C(10)H(8)N(2))(H(2)O)(2)(S(2...

Journal: :Polish journal of veterinary sciences 2010
M Skrzycki H Czeczot M Majewska M Podsiad W Karlik D Grono M Wiechetek

The aim of the study was the evaluation of cadmium effects on the activity of antioxidant enzymes in rat hepatocytes. The studies were conducted with isolated rat hepatocytes incubated for 1 or 2 hours in a modified (deprived of carbonates with phosphates) Williams' E medium (MWE) in the presence of cadmium chloride (25, 50 and 200 microM). Hepatocytes incubated in the MWE medium without cadmiu...

Journal: :Cancer research 1987
G G Wade R Mandel H J Ryser

The combined carcinogenic effect of cadmium and dimethylnitrosamine (DMN) was examined in male Wistar rats, to test whether the previously observed synergism in mutagenicity between cadmium and 2 N-nitroso compounds would be paralleled by a synergism in carcinogenicity. In experiment 1, 50 five-month old rats received 18 mg DMN/kg i.p. followed by cadmium i.m. in two injections totaling either ...

Journal: :Applied and environmental microbiology 2008
S Mullapudi R M Siletzky S Kathariou

The resistance of Listeria monocytogenes to cadmium and arsenic has been used extensively for strain subtyping. However, limited information is available on the prevalence of such resistance among isolates from the environment of food-processing plants. In addition, it is not known whether the resistance of such isolates to heavy metals may correlate with resistance to quaternary ammonium compo...

2014
C. Urani P. Melchioretto M. Fabbri G. Bowe E. Maserati L. Gribaldo

Cadmium and cadmium compounds are contaminants of the environment, food, and drinking water and are important constituents of cigarette smoke. Cd exposure has also been associated with airborne particulate CdO and with Cd-containing quantum dots in medical therapy. Adverse cadmium effects reported in the literature have stimulated during recent years an ongoing discussion to better elucidate ca...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2010
Syun Morimoto Tetsuya Ashino Kazuaki Wagatsuma

In order to discuss the matrix modifier effect of palladium, iron, and a mixture of palladium and iron for the determination of cadmium in graphite-furnace atomic absorption spectrometry (GF-AAS), we measured the absorption profiles of a cadmium line at various compositions of these elements. Variations in the gas temperature were also estimated with the progress of atomization, by using a two-...

2003
FUSUN YUREKLI ZEHRA KUCUKBAY

Phytochelatins are the principal heavy metal-detoxifying components in plants. To investigate phytochelatin (PHC) production and the importance of these compounds for heavy metal tolerance, sunflower (Helianthus annuus) was exposed to cadmium. The leaves and roots of sunflower plants cultivated in the presence of 15, 25 and 50 M Cd(NO3)2 for 3 and 9 days showed increased tolerance to cadmium an...

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