Lysine availability in protein-alginate ester gels

The reduction in available lysine through the interaction of ε-amino groups with propylene glycol alginate to form thermostable gels was investigated using three methods—FDNB, formol titration and dyebinding. Formol titration is preferred for reliability and rapidity. The available lysine content wa...

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Main Authors: Mohamed, Suhaila, Stainsby, George
Format: Article
Language:English
Published: Elsevier 1984
Online Access:http://psasir.upm.edu.my/id/eprint/36611/1/36611.pdf
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author Mohamed, Suhaila
Stainsby, George
author_facet Mohamed, Suhaila
Stainsby, George
author_sort Mohamed, Suhaila
collection UPM
description The reduction in available lysine through the interaction of ε-amino groups with propylene glycol alginate to form thermostable gels was investigated using three methods—FDNB, formol titration and dyebinding. Formol titration is preferred for reliability and rapidity. The available lysine content was reduced by at most 18% for disordered proteins (gelatin, caseinate) and from 11 to 18% for structural proteins (whey, soya, egg albumen). The gels are readily attacked by the main digestive proteolytic enzymes, pepsin and trypsin.
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spelling upm.eprints-366112016-02-01T05:02:10Z http://psasir.upm.edu.my/id/eprint/36611/ Lysine availability in protein-alginate ester gels Mohamed, Suhaila Stainsby, George The reduction in available lysine through the interaction of ε-amino groups with propylene glycol alginate to form thermostable gels was investigated using three methods—FDNB, formol titration and dyebinding. Formol titration is preferred for reliability and rapidity. The available lysine content was reduced by at most 18% for disordered proteins (gelatin, caseinate) and from 11 to 18% for structural proteins (whey, soya, egg albumen). The gels are readily attacked by the main digestive proteolytic enzymes, pepsin and trypsin. Elsevier 1984 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/36611/1/36611.pdf Mohamed, Suhaila and Stainsby, George (1984) Lysine availability in protein-alginate ester gels. Food Chemistry, 14 (1). pp. 1-10. ISSN 0308-8146 http://www.sciencedirect.com/science/article/pii/0308814684900128 10.1016/0308-8146(84)90012-8
spellingShingle Mohamed, Suhaila
Stainsby, George
Lysine availability in protein-alginate ester gels
title Lysine availability in protein-alginate ester gels
title_full Lysine availability in protein-alginate ester gels
title_fullStr Lysine availability in protein-alginate ester gels
title_full_unstemmed Lysine availability in protein-alginate ester gels
title_short Lysine availability in protein-alginate ester gels
title_sort lysine availability in protein alginate ester gels
url http://psasir.upm.edu.my/id/eprint/36611/1/36611.pdf
work_keys_str_mv AT mohamedsuhaila lysineavailabilityinproteinalginateestergels
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