搜索结果: 1-15 共查到“食品科学技术基础学科 Antioxidant Activity”相关记录38条 . 查询时间(0.078 秒)
Antioxidant activity,S-alk(en)yl-l-cysteine sulfoxide and polyphenol content in onion (Allium cepa L.) cultivars are associated with their genetic background
Alliaceae cysteine sulfoxides simple sequence repeat (SSR) marker genotypes secondary metabolites
2016/5/11
Six onion cultivars Bingo, Dormo, Elenka, Elbrus, Spirit, and Sturon grown in the Czech Republic for commercial purposes were analysed to investigate the content of health-promoting compounds. The res...
Bioactive compounds and antioxidant activity of mung bean (Vigna radiata L.), soybean (Glycine max L.) and black bean (Phaseolus vulgaris L.) during the germination process
vitamin C vitamin E water-soluble protein total flavonoids total phenolics
2016/2/23
Bioactive compounds and antioxidant activity of germinated mung bean, soybean and black bean sprouts were investigated to find out the effect of germination and the optimum germination time. We found ...
Bioactive Compounds Content and Total Antioxidant Activity of Two Savoy Cabbages
Brassica oleracea L. convar. capitata var. sabauda carotenoids
2014/11/28
The bioactive compounds, as well as the in vitro antioxidant activity of two Savoy cabbage cultivars, Dama and Leticia,
grown in west of Spain under similar conditions were identified, quantified an...
Antioxidant activity of wines and related matters studied by EPR spectroscopy
antioxidant activity EPR wine vine grape vine leaf yeast sediment
2014/3/3
Antioxidant activity and free radicals were studied in various parts of Vitis vinifera plant in vivo and in wines using EPR spectroscopy. Antioxidative properties of polyphenolic substances play an im...
Evaluation of Antioxidant Activity in Foods with Special Reference to TEAC Method
TEAC Method Foods
2016/6/2
The antioxidant capacity of complex heterogeneous foods and biological systems is affected by many factors. Considering the importance of antioxidants, it is of great interest to know the antioxidant ...
Antioxidant activity and mechanism of action of some synthesised phenolic acid amides of aromatic amines
cinnamic acid derivatives phenylpropenoyl amides of aromatic amines triacylglycerols of sunflower oil
2014/2/24
The antioxidative activities and mechanism of action were studied of eight synthesised cinnamoyl- and hydroxycinnamoyl amides of biogenic amines (caffeoyldopamine, cinnamoyldopamine, p-coumaroyldopami...
Antioxidant activity coefficient, mechanism, and kinetics of different derivatives of flavones and flavanones towards superoxide radical
antioxidant activity coefficient flavonoids binding constant homogeneous kinetics cyclic voltammetry
2014/2/25
A systematic investigation of the electrochemically generated superoxide radical (O2●–) has been conducted in the presence of some flavonoids. Cyclic voltammetry was used to generate O2●– by reducing ...
Antioxidant Activity of Phenolic Components from n-Butanol Fraction (PC-BF) of Defatted Flaxseed Meal
Phenolic Components n-Butanol Fraction
2016/6/1
Flaxseed (Linum usitatissimum L.) is the richest source of phenolic compounds. Owing to high content of phenolics, defatted flaxseed meal exhibited broad spectrum of bioactivities. In the present stud...
Anthocyanin, Total Polyphenols and Antioxidant Activity of Common Bean
Anthocyanin Total Polyphenols Antioxidant Activity
2016/6/1
The anthocyanin, total polyphenol and antioxidant activity of 29 common bean from diverse origins and seed coat color, was assessed. Among the bean genotypes, fourteen were developed by CIAT in variou...
Antioxidant Activity of Whey from Milk Fermented with Lactobacillus Species Isolated from Nigerian Fermented Foods
antioxidant activity DPPH· scavenging activity fermented foods lipid peroxidation
2011/2/24
Eight Lactobacillus isolates obtained from five indigenous fermented foods (ogi, ogi
baba, wara, kunnu and ugba) were investigated. Wara is a dairy-based food while the others
are not dairy-based. T...
Influence of Ultrafiltration on Antioxidant Activity of Tilapia (Oreochromis niloticus) Protein Hydrolysate
Antioxidant activity hydrolysate membrane molecular weight cut-off
2010/9/30
The production of hot w ater dip hydrolysate (HWDH) from tilapia (Oreochromis niloticus) with DH of 25.43% improved its bioactivity. A pressure-driven ultrafiltration (UF) membrane separated HWDH base...
Investigation of Gelatin Polypeptides of Jellyfish (Rhopilema esculentum) for Their Antioxidant Activity in vitro
jellyfish gelatin polypeptide antioxidant activity copper(II)-binding ability
2010/10/14
Jellyfish gelatin was hydrolyzed by different proteases to obtain antioxidative polypeptides.
The gelatin hydrolysate obtained by progressive hydrolysis using trypsin and
Properase E exhibited the h...
The Stability and Antioxidant Activity of Anthocyanins from Blueberry
highbush blueberry anthocyanins stability antioxidant activity
2010/8/11
Anthocyanins from highbush blueberry (Vaccinium corymbosum L.) have tremendous potential as natural colorants and functional food with pharmaceutical purposes in food applications. To exploit the pote...
Antioxidant activity of selected phenols and herbs used in diets for medical conditions
herbs antioxidant activity DPPH fats
2014/2/27
The antioxidant capacity of some herbs used in dietology practice was determined by the DPPH free radical method, which was calibrated with ascorbic acid. Partially hydrophilic phenolic compounds are ...
丁香活性物质提取工艺优化与抗氧化活性研究（Extracting Technology and Antioxidant Activity of Bioactive Components from Clove）
丁香 抗氧化活性 提取工艺
2010/1/28
对丁香抗氧化活性物质提取工艺及其抗氧化活性进行了研究。结果表明，最佳提取工艺条件为：60%乙醇、提取温度60℃、料液比1∶20和提取时间40min；在此工艺条件下抗氧化活性物质提取率为（10480.4±40.3）μmol/g，获得的相应丁香粗提物具有较强的抗氧化活性，总还原力弱于相同质量浓度的阳性对照BHT和VC（P<0.01或P<0.001），FRAP法抗氧化能力和DPPH自由基清除能力弱于相同...