Table 1. Chemical composition of dietary fibres

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Presentation transcript:

Table 1. Chemical composition of dietary fibres 7 Main chain Branch units References Cellulose β-(1,4) glucose Olson et al. (1987) β-glucans β-(1,4) glucose and β-(1,3) glucose Johansson et al. (2000) Hemicelluloses Xylans β–D-(1,4) xylose Arabinoxylans Arabinose Mannas β–D-(1,4) mannose Glucomanns β–D-(1,4) mannose and β-D-(1,4) glucose Galactoglumannans Galactose Galactomannas α -D-galactose Xyloglucans β-D-(1,4) glucose α -D-xylose Pectin Homogalacturonan α-(1,4)-D-galacturonic acid (some of the carboxyl groups are methyl esterified Ridley, O’Neill and Mohnen (2001) Rhamnogalacturonan-I (1-4) galacturonic acid, (1,2) rhamnose and 1-,2-,4-rhamnose Galactose, arabinose, xylose, rhamnose, galacturonic acid Oechslin, Lutz, and Amado (2003) Rhamnogalacturonan-II α-(1,4) galacturonic acid Unusual sugar such as; apiose, aceric acid, fucose Vidal, Doco, Williams, and Albersheim (2000) Arabinanes α-(1,5)-L-arabinofuranose α-arabinose Galactanes β-(1,4)-D-galactopyranose Arabinogalactanes-I Arabinogalactanes-II β-(1,3)- and β-(1,6)-D-galactopyranose Xylogalacturonan Xylose Le Goff, Renard, Bonnin, and Thibault (2001) Inulin β-(1,2)-D-fructosyl-fructose Blecker et al. (2001) Gum Carrageenan Sulfato-galactose Alginate β-(1,4)-D-mannuronic acid or α-(1,4)-L-guluronic acid e.g.1:seed gum from Abutilon indicum β–(1,4)-D-mannose D-(1,6) galactose Sing, Mishra, Khare, Khare and Gupta (1997) e.g.2:seed gum from Lesquerella fendleri Rhamnose, arabinose, xylose, Mannose, galactose, glucose, galacturonic acid Abbott, Wu, Carlson, Slodki, and Kleiman (1994) Oligofructose (enzymatic hydrolysis of inulin) β–(1,2)-D-fructosyl-fructose Polydextrose (synthetic) D-Glucose Resistant maltodextrins (heat and enzymatic treatment of starch) α-(1,4)-D-Glucose α-(1,6)-D-Glucose Lignin Polyphenols: Syringyl alcohol (s), Guaiacyl alcohol (G) and p-coumaryl alcohol (H) Sun, Tomkinson, and Bolton (1999) Chitosan β–(1,4)-linked D-glucosamine and N-acetyl-D-glucosamine Borderis et al. (2005) Filiz Yangilar et al. The Application of Dietary Fibre in Food Industry: Structural Features, Effects on Health and Definition, Obtaining and Analysis of Dietary Fibre: A Review. Journal of Food and Nutrition Research, 2013, Vol. 1, No. 3, 13-23. doi:10.12691/jfnr-1-3-1 © The Author(s) 2013. Published by Science and Education Publishing.