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FUNCTIONAL PROPERTIES OF ALBUMINS FROM WHEATEN BRAN

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Background. For creation of the wide spectrum of food products with adjustable structure and nutritious properties for production of albumin products it is expedient to use real-life raw materials of the country – the wheaten bran. Purpose – Estimation of quality of albumin products with high biological value and multifunctional purpose, received from wheaten bran. Methodology. Optimum technological modes of proteins recovery and rational kind of grain raw mate- rials have been defined. The best of them was found to be bran of general production line from various sys- tems of technological process and providing the yield of albumen 47-49%, as well as grain-size fraction of the general bran mass with particles size 196-670 microns, providing the yield of albumen 60% from its gen- eral maintenance in raw materials. Originality. Albumin products from bran are characterized with true comprehensibility concerning the casein, equal to 94%, average size of biological value on “growth signs” equal to 55.5%. They contain more irreplaceable amino acids than initial raw materials, and albumin flour from grain-size fractions – the bran product enriched more, in compare with flour obtained from general bran, with scarce lysine, threonine, valine and leucine. Findings. Albumin flour from bran comes closer to soya non-defatted flour with water-bound ability and surpasses all other albumin products (in 1.3-5.3 times). Albumin products from bran possess high oil- bound ability to form “oil in water” type emulsion. Albumin products from bran along with ability to change the superficial tension on border of section of “oil-water” phases also possess similar property concerning “gas-water” phases. Highlights: - protein products from wheat bran possess a biological value; - an additive of a protein flour improves the quality of food raw materials.

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# качество# сифат# белки# оқсил# пшеничные отруби# обогащение белков# функциональные свойства# пищевая ценность.# буғдой  муртаглари# оқсилларнинг  бойиши# функционал  хоссалари# озуқавий қиймати.# Albumin products# casein# lysine# threonine# valine# leucine# bran of general production line

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