Effect of radiation processing on antinutrients, in-vitro protein digestibility and protein efficiency ratio bioassay of legume seeds

Hania, F.G. and Niely, El (2007) Effect of radiation processing on antinutrients, in-vitro protein digestibility and protein efficiency ratio bioassay of legume seeds. Radiation Physics and Chemistry, 76. pp. 1050-1057.

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Abstract

The effects of irradiation (dose levels of 5, 7.5 and 10 kGy) on nutritive characteristics of peas (Pisum satinum L), cowpeas (Vigna unguiculata L.Walp), lentils (Lens culinaris Med), kidneybeans (Phaseolus vulgaris L), and chickpeas (Cicer arietinum L) were examined. Analyses included proximate composition, levels of anti-nutrients (phytic acid, tannins), available lysine (AL), in vitro protein digestibility (IVPD), and protein efficiency ratio (PER) in the growing rat. The results showed that moisture, crude protein, crude fat, crude fiber, and ash were unchanged by the irradiation. Radiation processing significantly (po0.05) reduced the levels of phytic acid (PA), tannins (TN), and AL. IVPD and PER were significantly enhanced in a dose-dependent manner, relative to unirradiated control samples, for all legumes. The data sets for each legume exhibited high correlation coefficients between radiation dose and PA, TN, AL, IVPD, and PER. These results demonstrate the benefits of irradiation on the nutritional properties of these legumes.

Item Type: Article
Uncontrolled Keywords: Legumes; Antinutrients; Phytic acid; Tannins; Radiation processing; Available lysine; Digestibility; PER; Rats
Author Affiliation: Food Irradiation Research Department, National Center for Radiation Research and Technology, Atomic Energy Authority, P.O. Box 29, Nasr City, Cairo, Egypt
Subjects: Agricultural Engineering
Divisions: General
Depositing User: Mr Siva Shankar
Date Deposited: 15 Nov 2012 03:21
Last Modified: 15 Nov 2012 03:21
Official URL: http://dx.doi.org/10.1016/j.radphyschem.2006.10.00...
URI: http://eprints.icrisat.ac.in/id/eprint/8788

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