نتایج جستجو برای: activity concentration
تعداد نتایج: 1440947 فیلتر نتایج به سال:
Introduction: Antimicrobial activity of oils, plant extracts on various microorganisms has been reported from different areas. In the present study, we tried to exam the activity of Plantago major and Laurus nobilis extracts collected from Semnan province on some of gram-positive and gram-negative bacteria. Methods: This is an experimental study. Plantago major and Laurus nobilis extracts were...
seaweeds are the novel bioactive compounds resources with antioxidant activity. the aim of this study was to evaluate the efficacy of microwave radiation on antioxidant compounds extracted from red algae hypneahamulosa and optimal extraction conditions using response surface methodology (rsm).. independent variables were time (4,8,12 min), acetone/water concentration (50%,75% ,100% acetone) and...
A major concern on the application of sewage sludge in agricultural lands is relatively high cadmium (Cd) concentrations in these wastes which might be toxic to the plant and causes oxidative damage. Much higher Zn concentration in sewage sludge in comparison with cadmium may affect oxidative damage induced by cadmium. The aim of the present study was to investigate the effects of various conce...
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