Antioxidant capacity
Evaluación de la capacidad antioxidante y metabolitos secundarios de extractos de dieciséis plantas medicinales / Evaluation of antioxidant capacity and secondary metabolites of sixteen medicinal plants extracts
... value (g/mL) (necessary amount to inhibit the formation of 50% of DPPH radical). The low value of IC50 reflects better free radical scavenging action. Although most of the samples tested showed good antioxidant ...
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Total antioxidant capacity of plasma in asymptomatic carrier state of Neisseria meningitidis
... the antioxidant capacity of plasma has been linked with the impairment of an effective immune response and so we hypothesized that the carriage rate of Neisseria meningitidis in asymptomatic subjects might ...
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Adaptation and Validation of QUick, Easy, New, CHEap, and Reproducible (QUENCHER) Antioxidant Capacity Assays in Model Products Obtained from Residual Wine Pomace
... total antioxidant capacity of solid matrices without extraction steps is a very interesting 10 alternative for food researchers and also for food ...scavenging capacity against superoxide, hydroxyl, ...
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Differences between phenolic content and antioxidant capacity of quillay Chilean honeys and their separated phenolic extracts
... in antioxidant activity and phenolic compounds may ...different antioxidant properties (Ferreira et ...sorbance Capacity index (ORAC) between entire honeys and their separated phenolic extracts have ...
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5. TOTAL PHENOL CONTENTS AND ANTIOXIDANT CAPACITY OF BERTHOLLETIA EXCELSA, AMAZONIAN ALMONDS FROM BOLIVIA.
... with antioxidant properties such as vitamin C, E, β-carotenes and a complex mixture of phenolic ...total antioxidant capacity "TAC" acceleration, induced at different temperatures in the ...
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Bioactive polyphenols and antioxidant capacity of Azara petiolaris and Azara integrifolia Honeys
... the antioxidant capacity of the samples by the ORAC-PGR and the ORAC-FL ...the antioxidant capacity of polyphenol-rich foods (López & Lissi, ...the capacity of the sample to remove ...
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Antioxidant capacity of 5-Fluorouracile and new fluorinated uracil derivates
... It was decided from the very beginning of our research work to study the fluorinated compounds, instead of the phenolic ones without fluor and with only hydroxyl groups. As it can be found in other studies the ...
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14. TOTAL ANTIOXIDANT CAPACITY IN ANDEAN FOOD SPECIES.
... As a part of a study on the content of antioxidants in Bolivian foods, the Total Antioxidant Capacity (TAC) in some Andean foods has been measured. Eight Andean foods were analyzed by two methods, ABTS and ...
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Identification by hydrophilic interaction and reversed phase liquid chromatography tandem mass spectrometry of peptides with antioxidant capacity in food residues
... Four different enzymes (Alcalase, Thermolysin, Flavourzyme, and Protease P) were employed for the digestion of peach seed proteins. Buffer, substrate concentration, enzyme:protein ratio, temperature, and time employed in ...
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Contenido de polifenoles y capacidad antioxidante de Physalis chenopodifolia Lam. silvestre y cultivo
... Ray, A. B. and M. Grupta. 1994. Withasteroids, a growing group of naturally occurring steroidal lactones. In: Herz, W., W. Kirby G., E. Moore R. and W. Steglich. (eds.). Progress in the Organic Natural Products. ...
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Determinacin in vitro de la capacidad antioxidante de extractos y compuestos fenlicos de hojas de Ugni molinae Turcz
... effects of polyphenols have not yet been fully elucidated and are still a matter of considerable debate. However, it has been suggested that increased lipophilicity and subsequent cell partitioning result in restriction ...
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Organically vs conventionally grown dark and white chia seeds (Salvia hispanica L ): fatty acid composition, antioxidant activity and techno functional properties
... Interestingly, phenolic acids were higher in the organically-grown white chia than in its convention- ally-grown counterpart (p < 0.05) (Table 3). Previous works reported phenolic acids like chlorogenic acid (0.04 and ...
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Mechanically fractionated flour isolated from green plantains (M cavendishii var nanica) as a tool to increase the dietary fiber and phytochemical bioactivity of layer and sponge cakes
... This article describes the effect of mechanically fractionated flours from green bananas on the nutritional, physical and sensory attributes of two types of cakes (sponge and layer). A plausible 30% replacement of banana ...
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TítuloNutritional determinants of frailty in older adults: a systematic review
... the antioxidant capacity of a diet compared to frailty [31, ...dietary antioxidant capacity is associated with frailty ...total antioxidant capacity (TAC) mea- sured with four ...
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Physicochemical Parameters, Mineral Composition, and Nutraceutical Properties of Ready to Drink Flavored Colored Commercial Teas
... Because of the increasing interest of consumers in the consumption of ready-to-drink teas with different flavors, it is necessary to know about their physicochemical and nu- tritional characteristics. There were differences ...
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Hot Air Treatment and its Effect on Nectarine Metabolism var. Big Top Stored at Different Temperatures
... total antioxidant capacity was observed in the fruit kept at 0 °C, where in the first case no differences were found and in the second case the untreated fruit presented higher values at 6 and 27 days, ...
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Ascorbic acid contribution to ORAC values in berry extracts: An evaluation by the ORAC pyrogallol red methodology
... the antioxidant capacity of sev- eral fruits, including different berries (Ou, Hampsch-Woodill, & Prior, 2001; Wu et ...only antioxidant, among the tested compounds, that generated a clear ...
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Physicochemical properties and bioactive compounds content in encapsulated freeze dried powders obtained from blueberry, elderberry, blackcurrant and maqui berry
... to antioxidant capacity may vary depending on the fruit, in maqui berry the anthocyanin rich fraction has been considered as the main source, however in blueberry total phenolic content and ascorbic acid ...
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Caractersticas qumicas y evaluacin de la capacidad antioxidante de especies del gnero Ugni
... temperature, 225 ºC; capillary voltage, 5.7 kV; cone voltage, 35 V and voltage spray 2.8 kV. Nitrogen was used as nebulizer gas (pressure: 30 psi, temperature, 35 ºC) and drying gas (10 L/min). Products from mass spectra ...
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ANTIOXIDANT AND ANTICLASTOGENIC CAPACITY OF PRICKLY PEAR JUICE
... highest antioxidant capacity and was administered daily by intragastric gavage for a two-week period and the MMS was injected intraperitoneally 5 days before the end of the experiment (single ...
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