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The gelatinization temperatures and \u0394<jats:italic>H<\/jats:italic><jats:sub>gel<\/jats:sub> of the residual fractions differs significantly (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05) from those of the starch. All the samples had clear A\u2010type diffraction patterns, with main reflections at 2\u03b8\u2009\u2248\u200915\u00b0, 17\u00b0, 18\u00b0, and 23\u00b0; they also presented a similar crystallinity index (\u224822%). Bands in the infrared spectra assigned to proteins and to carbohydrates (starch) are clearly identified, and the structural indicator (I<jats:sub>1046<\/jats:sub>\/I<jats:sub>1018<\/jats:sub>) of the degree of double helical order is calculated. Micro\u2010images shows polyhedral starch granules having irregular shapes, with sharp angles and edges, and without pores on the smooth surface.<\/jats:p><\/jats:sec>","DOI":"10.1002\/star.201700348","type":"journal-article","created":{"date-parts":[[2018,3,15]],"date-time":"2018-03-15T12:02:46Z","timestamp":1521115366000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":20,"title":["Physicochemical, Thermal, Crystallographic, and Morphological Properties of Biodynamic Black Rice Starch, and of Residual Fractions From Aqueous Extraction"],"prefix":"10.1002","volume":"70","author":[{"given":"Vivian C.","family":"Ito","sequence":"first","affiliation":[{"name":"Food Science and Technology Graduate Program, State University of Ponta Grossa (UEPG) Av. 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Carlos Cavalcanti 4748 Uvaranas Campus CEP 84.030\u2010900 Ponta Grossa, PR Brazil"}]},{"given":"Ricardo A. E.","family":"Castro","sequence":"additional","affiliation":[{"name":"CQC, Chemistry Department University of Coimbra R. Larga, CEP 3004\u2010535 Coimbra Portugal"},{"name":"Faculty of Pharmacy, University of Coimbra R. Azinhaga de Santa Comba CEP 3000\u2010548, Coimbra Portugal"}]}],"member":"311","published-online":{"date-parts":[[2018,3,25]]},"reference":[{"key":"e_1_2_9_2_1","unstructured":"USDA. Grain: World Markets and Trade. United States Department of Agriculture Foreign Agricultural Service Washington DC US 2017. 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