نتایج جستجو برای: synthetic phenolic antioxidants
تعداد نتایج: 185325 فیلتر نتایج به سال:
Background and Objectives: Nowadays given to the fact that a large volume of agricultural waste is produced annually in different parts of industry and agriculture and most of these wastes are abandoned or burned without any change in nature, the need to use and find the application of agricultural waste has become particularly important. Materials and Methods: One of the agricultural product...
The demand for high-quality seafood products is constantly growing worldwide. Nevertheless, seafood is susceptible to rapid rancidity mainly due to lipid oxidation and microbiological spoilage. Thus, treatment with antioxidants offers a preservation technique that can prolong the shelf life of seafood. However, because of food safety and health concerns about the use of synthetic antioxidants, ...
In this study, in vitro antioxidant activity, total phenolic content and concentration of flavonoids of five different extracts, from the whole herb of Marrubium peregrinum L. (Lamiaceae) were determined using spectrophotometric methods. Antioxidant activity of extracts were expressed as percentage of DPPH radicals inhibition and IC50 values (μg/ml). Values in percentage ranged from 27.26 to 89...
Assessment of the antioxidant and antibacterial activities of different olive processing wastewaters
Olive processing wastewaters (OPW), namely olive mill wastewater (OMW) and table-olive wastewaters (TOW) were evaluated for their antibacterial activity against five Gram-positive and two Gram-negative bacteria using the standard disc diffusion and thin layer chromatography (TLC)-bioautography assays. Disc diffusion screening and bioautography of OMW were compared to the phenolic extracts of ta...
in recent years the use of toxic and carcinogenic synthetic antioxidants are recommended to get limited. therefore, the use of natural resource materials as an alternative substitution for synthetic compounds is indispensable. throughout the present study, antioxidation properties of fennel essential oil, at different concentrations containing 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7 and 0.8 mg/ml in ...
background: oxidation of lipids causes reduction of different properties of products that contains lipids. nowadays, there is a growing demand for the natural antioxidants due to the harmful effects of synthetic antioxidants such as bha, bht and tbhq. objective: in this study, extract of aerial parts of echinacea purpurea l. was used instead of synthetic antioxidants in cake then, antioxidant a...
Introduction: Algae are widely popular as dietary supplement. Furthermore, they can be a great source of antioxidants (pigments, alkaloids, carotenoids, phenolic acids, sulfated polysaccharides and long-chain polyunsaturated fatty acids etc.) used instead synthetic ones. The different nutrient compositions algae depend on class, species, habitats, maturity, environmental conditions. Aim: presen...
Phenolic compounds are secondary plant metabolites known to be one of the most important sources natural antioxidants in human diet [...]
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید