Nutrient Content and Distribution in Milling Fractions of Rice Grain

Nutrient content and distribution in a low‐protein (7.5%) rice and a high‐protein (10.8 %) rice were studied by analysing successive abrasive milling fractions of brown rice. Non‐starch constituents decreased from the surface to the centre of the grain in both rices, except that the highest protein...

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Autores principales: Resurrection, Adoration P., Juliano, Bienvenido O., Tanaka, Yonemi
Formato: Journal Article
Lenguaje:Inglés
Publicado: Wiley 1979
Materias:
Acceso en línea:https://hdl.handle.net/10568/166610
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author Resurrection, Adoration P.
Juliano, Bienvenido O.
Tanaka, Yonemi
author_browse Juliano, Bienvenido O.
Resurrection, Adoration P.
Tanaka, Yonemi
author_facet Resurrection, Adoration P.
Juliano, Bienvenido O.
Tanaka, Yonemi
author_sort Resurrection, Adoration P.
collection Repository of Agricultural Research Outputs (CGSpace)
description Nutrient content and distribution in a low‐protein (7.5%) rice and a high‐protein (10.8 %) rice were studied by analysing successive abrasive milling fractions of brown rice. Non‐starch constituents decreased from the surface to the centre of the grain in both rices, except that the highest protein fraction in high‐protein rice was the sub‐aleurone layer. Starch and amylose contents of starch increased progressively from the surface to the centre of the grain and were lower in high‐protein grain. Although this low‐protein rice had lower total ash content than the high‐protein rice, other samples of the same low‐protein rice had comparable ash content to the high‐protein rice. Glutelin accounted for 87–93% of milled rice protein. Protein and protein bodies of the sub‐aleurone layer and inner endosperm have similar amino‐grams, and electrophoretic patterns using analytical and SDS‐polyacrylamide disc gels.
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spelling CGSpace1666102024-12-19T14:13:18Z Nutrient Content and Distribution in Milling Fractions of Rice Grain Resurrection, Adoration P. Juliano, Bienvenido O. Tanaka, Yonemi nutrient content milling fractions grain Nutrient content and distribution in a low‐protein (7.5%) rice and a high‐protein (10.8 %) rice were studied by analysing successive abrasive milling fractions of brown rice. Non‐starch constituents decreased from the surface to the centre of the grain in both rices, except that the highest protein fraction in high‐protein rice was the sub‐aleurone layer. Starch and amylose contents of starch increased progressively from the surface to the centre of the grain and were lower in high‐protein grain. Although this low‐protein rice had lower total ash content than the high‐protein rice, other samples of the same low‐protein rice had comparable ash content to the high‐protein rice. Glutelin accounted for 87–93% of milled rice protein. Protein and protein bodies of the sub‐aleurone layer and inner endosperm have similar amino‐grams, and electrophoretic patterns using analytical and SDS‐polyacrylamide disc gels. 1979-05 2024-12-19T12:56:28Z 2024-12-19T12:56:28Z Journal Article https://hdl.handle.net/10568/166610 en Wiley Resurrection, Adoration P.; Juliano, Bienvenido O. and Tanaka, Yonemi. 2006. Nutrient Content and Distribution in Milling Fractions of Rice Grain. J Sci Food Agric, Volume 30 no. 5 p. 475-481
spellingShingle nutrient content
milling fractions
grain
Resurrection, Adoration P.
Juliano, Bienvenido O.
Tanaka, Yonemi
Nutrient Content and Distribution in Milling Fractions of Rice Grain
title Nutrient Content and Distribution in Milling Fractions of Rice Grain
title_full Nutrient Content and Distribution in Milling Fractions of Rice Grain
title_fullStr Nutrient Content and Distribution in Milling Fractions of Rice Grain
title_full_unstemmed Nutrient Content and Distribution in Milling Fractions of Rice Grain
title_short Nutrient Content and Distribution in Milling Fractions of Rice Grain
title_sort nutrient content and distribution in milling fractions of rice grain
topic nutrient content
milling fractions
grain
url https://hdl.handle.net/10568/166610
work_keys_str_mv AT resurrectionadorationp nutrientcontentanddistributioninmillingfractionsofricegrain
AT julianobienvenidoo nutrientcontentanddistributioninmillingfractionsofricegrain
AT tanakayonemi nutrientcontentanddistributioninmillingfractionsofricegrain