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Use of HPLC and multivariate methods for the evaluation of the stability of colour pigments of paprika (Capsicum annuum) powder
The effect of storage conditions and the addition of seeds on the stability of the colour pigments of paprika (Capsicum annuum) was studied. Pigments were separated by reversed-phase high performanceExpand
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Stability of anthocyanins extracted from grape skins
SummaryThe extractability and stability of anthocyanins from the skins ofVitis vinifera were determined at different pH values. Anthocyanins were extracted using acetone, partitioned with chloroformExpand
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Note. Effect of Blanching and Frozen Storage on the Stability of β-Carotene and Capsanthin in Red Pepper (Capsicum Annuum) Fruit
The effect of blanching and frozen storage on the stability of pigments β-carotene and capsanthin in three cultivars of red pepper (Capsicum annuum) fruits was elucidated by the determination ofExpand
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Comparison of Principal Analysis and the Tucker3 Model
A three-ways array data matrix consisting of the activity data of laccase enzyme has been evaluated by both principal component analyses (PCA) and Tucker3 model. Activity data have been determined inExpand
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Inclusion of the standard deviation of data in spectral mapping. A case study
Abstract Colour pigments of paprika powders of different origin were separated and quantitatively determined by reversed-phase high performance liquid chromatography. The standard deviations wereExpand
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Effect of the Composition of Culture Media on the Laccase Production of Lentinus edodes Strains
The effect of charge, ion radii and concentration of cations and fermentation time on the laccase production of four Lentinus edodes strains was determined using 28 different fermentation media andExpand
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The use of spectral mapping for the study of the enzyme production of the edible mushroom Pleurotus Ostreatus
The effect of the addition of extracts of agro-industrial wastes to the culture media on the production of s-glucosidase, xylanase, laccase, manganese-dependent and independent peroxidases by theExpand
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Antioxidant Activity of Fruits toward Iron under Gastrointestinal Conditions
The objectives of this study were to determine the antioxidant activity of fruits containing polyphenolics, namely anthocyanins, and their capacity to reduced Fe (III) to Fe (II) under simulatedExpand
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The first interstellar immigrant of the solar system
The asteroids and comets of the solar system did not all form in situ as some were captured during the late stages of planet formation. Identifying asteroids that “immigrated” to the solar systemExpand