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Mostrando ítems 1-10 de 23
Artículo
A novel and enhanced approach for the assessment of the total carotenoid content of foods based on multipoint spectroscopic measurements
(Elsevier, 2011-06-15)
We have devised a more sensible approach to estimate the carotenoid content of orange juices, which can be regarded as a model system of food with intricate carotenoid pattern. For this purpose spectroscopic information ...
Artículo
Estabilidad de los pigmentos carotenoides en los alimentos
(Sociedad Latinoamericana de Nutrición, 2004)
Los pigmentos carotenoides son compuestos responsables de la coloración de gran número de alimentos vegetales y animales. Numerosos estudios publicados recientemente han demostrado el efecto beneficioso de estos compuestos ...
Artículo
Importancia nutricional de los pigmentos carotenoides
(Sociedad Latinoamericana de Nutrición, 2004)
Los pigmentos carotenoides son compuestos responsables de la coloración de gran número de alimentos vegetales y animales, como zanahorias, zumo de naranja, tomates, salmón y yema del huevo. Desde hace muchos años, se sabe ...
Artículo
Color of orange juices in relation to their carotenoid contents as assessed from different spectroscopic data
(Elsevier, 2011-09)
The color of orange juice influences consumers' choice, hence much importance has been given to the assessment of this attribute for decades. The instrumental measurement of orange juice color can be harnessed for the ...
Artículo
Optimization of olive-fruit paste production using a methodological proposal based on a sensory and objective color analysis
(Centro Superior de Investigaciones Científicas (CSIC), 2009)
Este trabajo presenta la optimización de las condiciones de formulación de una pasta de aceitunas. La elaboración comprendió diferentes fases: lavado, mezcla, adición de aceite y conservación. Un panel entrenado y un panel ...
Artículo
Effect of orange juices processing on the color, particle size, and bioaccessibility of carotenoids
(American Chemical Society, 2012-02-15)
This study was aimed at assessing the differences between industrially processed and hand-squeezed orange juices (OJs) in relation to their color, particle size, carotenoid content, and carotenoid bioaccessibility. ...
Artículo
Estudio preliminar sobre la utilidad del color para clasificar los zumos de naranja según su elaboración
(Sociedad Española de Óptica, 2010)
En este trabajo se caracteriza el color de los zumos de naranja comerciales y se explora la utilidad de las coordenadas cromáticas CIELAB para clasificarlos según el proceso de elaboración. 41 muestras de zumos comerciales ...
Artículo
In vitro antioxidant capacity of tomato products: Relationships with their lycopene, phytoene, phytofluene and alpha-tocopherol contents, evaluation of interactions and correlation with reflectance measurements
(Academic Press Inc., 2016)
Tomato products were analysed for their carotenoids and a-tocopherol contents to study the contribution of individual compounds to the antioxidant capacity and assess the existence of interactions. Besides, the applicability ...
Artículo
The color of olive oils: The pigments and their likely health benefits and visual and instrumental methods of analysis
(Wiley-Blackwell, 2010)
The color of olive oils, and of foods in general, can influence consumer choices to a large extent and can be related to the processing treatments they have undergone. Olive oil color is due to 2 types of pigments, ...
Artículo
Application of tristimulus colorimetry to evaluate colour changes during the ripening of Colombian guava (Psidium guajava L.) varieties with different carotenoid pattern
(Wiley-Blackwell, 2011-04)
The pigment composition of three Colombian guava varieties, Regional roja, Regional blanca, and Palmira ICA-1, in unripe, turning and full ripe maturity stages was studied. Lycopene was identified as the major carotenoid ...