نتایج جستجو برای: at different concentrations containing 01
تعداد نتایج: 5140373 فیلتر نتایج به سال:
Increasing levels of antimony (Sb) pollution have been recognized as an emerging environmental problem. Phytoremediation Sb-contaminated soil is a green, economical, and effective method for restoring polluted soils. Here, we studied differences in Sb tolerance, accumulation, transport by different genotypes Catalpa bungei C. A. Mey, with the goal identifying that are suitable remediating soil....
Studies show that Oryza sativa L. contains a structure named β-glucan with anti cancer properties. In the present study, a tissue culture for rice was carried out and β-glucan content was measured under various sugar and vitamin levels in basic MS medium. Seeds of Hashemi cultivar were cultured on MS medium. Two plant hormones, namely, 2,4-D (0, 1, 1.5, 2 and 3 mg/l) and kinetin (0,0.5, 1, and ...
In this investigation, Ag-SiO2 thin films with different concentrations of Ag (0.2, 0.4, 1.6 and 8%) has been fabricated on soda-lime glass substrate using sol-gel method. After an annealing process, physical and chemical properties of the deposited silica films containing Ag nanoparticles have been studied including optical, topographical structural, morphological and size of the nanoparticl...
petroleum hydrocarbons are among the major organic environmental pollutants whose toxicity and carcinogenicity effects have raised great concerns while the numerous available physical and chemical methods to remove petroleum hydrocarbons are rarely employed due to their extreme costs and harmful side effects, biological methods, including phytoremediation, have attracted wide attention during t...
Phytoremediation is one of the cleanup methods of polluted soil that is possible accumulation of heavy metals in plant tissues, exclusion of these elements from contaminated soil. Therefore, to achievement the objective, this research was done in pot culture using completely randomized design at the University of Birjand in 2011. Two species Spinacia oleracea and Lepidium sativum were used to r...
blood samples were collected from 20 healthy miniature caspian horses at 37 °c. isolation of cryoglobulin was performed based on a standard method in present study. harvested sera were kept at 4 °c for two hours and then examined for cryoglubolin. four serum samples containing precipitate suspicious of containing cryoglobulin were selected. subsequently serum protein electrophoresis was perform...
Milk-based espresso coffee is one of the most popular beverages. Foam is an essential quality characteristic for this beverage. Foam formation and stability is mainly related to the milk composition. In this study the influence of three different concentrations of Xanthan gum (0.05, 0.1 and 0.2 g dm-3) and three different temperatures (50, 60 and 70 °C) on foam stability were examined and exper...
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