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DIGITAL.CSIC
Article . 2007 . Peer-reviewed
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Seasonal and regional influences on the fatty acid composition of cow’s milk fat from Asturias. Spain

Authors: Alonso López, Leocadio; Braña, Juan; Bada Gancedo, Juan Carlos;

Seasonal and regional influences on the fatty acid composition of cow’s milk fat from Asturias. Spain

Abstract

Se estudia el efecto de la influencia estacional y de la situación geográfica en la composición de ácidos grasos de la grasa de leche de vaca de Asturias (Norte de España). La mayoría de los ácidos grasos analizados presentaron diferencias (p < 0.05) debido a factores estacionales, solo tres ácidos grasos (iC14; iC16 and C18:1) no presentaron diferencias significativas (p < 0.05) ni debido a factores estacionales ni geográficos. Los ácidos grasos de cadena corta, media y larga presentaron diferencias debidas al factor estacional y sólo los ácidos grasos de larga cadena presentaron diferencias con el área geográfica. Sin embargo, sólo los ácidos grasos insaturados mostraron diferencias (p < 0.05) debidas a la estación del año y al area geográfica. El coeficiente de correlación obtenido mostró una fuerte relación lineal entre los pares de ácidos grasos C4-C12, C6-C10 y C10-C12.

The effect of seasonal and geographical influences on the fatty acid compositions of cow’s milk fat from Asturias (northern Spain) was studied. The majority of the fatty acids analysed presented differences (p < 0.05) due to the seasonal factor, only three fatty acids (iC14; iC16 and C18:1) did not present significant differences (p < 0.05) neither with the seasonal nor with the geographical factor. The short, medium and long chain fatty acids showed differences with the seasonal factor and only the long chain fatty acids presented diferences with the geographical area. However, only the unsaturated fatty acids showed differences (p < 0.05) due to both the season of the year and the geographical area. The coefficient of correlation obtained showed a strong linear relationship between the pairs of fatty acids C4-C12, C6-C10 and C10-C12.

The authors acknowledge financial support from FICYT, Principado de Asturias, Spain and the Laboratorio Interprofesional Lácteo de Asturias (LILA).

Peer reviewed

Country
Spain
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Keywords

Cow’s milk fat, Gas chromatography, Spain, Asturias, Fatty acid composition

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
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influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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