[PDF] Top 20 Feasibility of electron-beam irradiation to preserve wild dried mushrooms: effects on chemical composition and antioxidant activity

... order to compare the effects over antioxidant activity, five chemical and biochemical assays were used: scavenging effects on DPPH radicals (measures the decrease ... See full document

... used to assess the effect of the ST and ED on nutritional value, free sugars, fatty acids, tocopherols and antioxidant activity ...probabilities of F (3.84 ... See full document

... Gamma irradiation did not alter significantly the nutritional profile of the samples, regarding ash, fat and energy since similar values were obtained in the control and in samples irradiated ... See full document

... retain chemical and nutritional characteristics of fresh ...influence of freezing, drying and gamma irradiation on chemical parameters and antioxidant ... See full document

... the effects of gamma irradiation on chemical composition and antioxidant activity of Lactarius deliciosus fresh samples (Fernandes et ...gamma ... See full document

... shelf-life of mushrooms is an obstacle to the distribution and marketing of the fresh ...research on finding the most appropriate technology for mushrooms preservation ... See full document

... or electron-beams ( Koorapati et ...the chemical composition and antioxidant activity of each mushroom species were not negatively affected by irradiation ... See full document

... According to current market demands, there is an increasing need for improved conservation method- ...addition to an extension in shelf-life, food products should preserve their compositional ... See full document

... hydroxylation of monophenols to the corresponding o-dihydroxy compounds and (ii) the oxidation of o-dihydroxy phenols to o-quinones, which condense to form the brown melanin ... See full document

... inclusion of a third dimension (Cronbach’s α, ...percentage of explained variance with an additional ...case of using two dimensions. Groups corresponding to each gamma irradiation dose ... See full document

... study, electron-beam irradiation was applied to dried samples of Boletus edulis and Macrolepiota procera to evaluate the effects on their fiber ... See full document

... Specimens of nine species of wild edible mushrooms (Aleurodiscus vitellinus, Cortinarius magellanicus, Hydropus dusenii, Cyttaria hariotii, Fistulina antarctica, ...nuda and Ramaria ... See full document

... Pouzar and Lactarius turpis ...Northeastern of Portugal, and there is not much information about ...cadmium and mercury contents [7], antifungal activity against Penicillium expansum ... See full document

... process on the reverse scan at potentials below 0 ...then to rise at potentials near ...possible to observe some other minor oxidation processes leading to wave broadening or ...seems ... See full document

... shaken and incubated at 50ºC in a water ...added to each tube, the zero time absorbance was measured at 470 ...2h of assay/initial β-carotene content) × ...dissected, and homogenized with a ... See full document

... value of each irradiation dose (ID), including results from shade- or freeze-dried samples, as well as the mean value of each drying method (DM), considering all irradiation doses in ... See full document

... guidelines of Council Regulation (EEC) no 2092/91 of 24 June 1991 (organic ...manure and no phytosanitary treatments were ...transported to the labo- ratory where external and internal ... See full document

... samples of CF composites were placed on a frame and uniformly irradiated by two high doses of electron beams (250 and 500 kGy) at the room temperature with the rate ... See full document

... those of man, animals, and plants, are continuously exposed to a variety of challenges that exert oxida- tive ...exposure to oxidants, a decrease in the antioxidant capacity ... See full document

... point of view, mushrooms are rich in water, minerals, proteins, fibers and carbohydrates, and that they are low caloric foods due to low content in ...analysis of different ... See full document