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Chemical composition and in vitro starch bioavailability of Phaseolus vulgaris (L) cv Mayocoba

Osorio-Díaz, Perla ; Tovar, Juscelino LU ; Paredes-López, Octavio ; Acosta-Gallegos, Jorge A. and Bello-Pérez, Luis A. (2005) In Journal of the Science of Food and Agriculture 85(3). p.499-504
Abstract

Common beans of the Mayocoba variety were cooked (178 min) and evaluated regarding their chemical composition and starch digestibility in vitro. Mean physical characteristics of the Mayocoba grain were: thousand-kernel weight, 443.0 (±0.98)g; length, 12.45mm; width 7.84mm and thickness, 6.44mm. Total starch content in Mayocoba bean was 40.24% (dmb). The available starch was 22.87%, whereas resistant starch accounted for 6.4% and retrograded resistant starch represented 3.3% of the cooked seed weight. None of these values changed with storage time. The Mayocoba variety presented values of soluble indigestible fraction of approximately 8.0% and insoluble indigestible fraction of 36%, which did not change with storage. Both simple... (More)

Common beans of the Mayocoba variety were cooked (178 min) and evaluated regarding their chemical composition and starch digestibility in vitro. Mean physical characteristics of the Mayocoba grain were: thousand-kernel weight, 443.0 (±0.98)g; length, 12.45mm; width 7.84mm and thickness, 6.44mm. Total starch content in Mayocoba bean was 40.24% (dmb). The available starch was 22.87%, whereas resistant starch accounted for 6.4% and retrograded resistant starch represented 3.3% of the cooked seed weight. None of these values changed with storage time. The Mayocoba variety presented values of soluble indigestible fraction of approximately 8.0% and insoluble indigestible fraction of 36%, which did not change with storage. Both simple enzymatic hydrolysis rate and hydrolysis index (HI= 36%) indicated a slow hydrolysis of Mayocoba starch. HI-based predicted glycemic index was 39%, all of which suggested a 'slow carbohydrate' feature for this bean.

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author
; ; ; and
publishing date
type
Contribution to journal
publication status
published
keywords
Beans, Indigestible fraction, Legumes, Resistant starch, Starch
in
Journal of the Science of Food and Agriculture
volume
85
issue
3
pages
6 pages
publisher
Wiley-Blackwell
external identifiers
  • scopus:13444304473
ISSN
0022-5142
DOI
10.1002/jsfa.2012
language
English
LU publication?
no
id
2100f35a-4f43-47a2-9b8e-caf9c4f1fee5
date added to LUP
2018-10-05 15:42:46
date last changed
2023-09-08 07:45:48
@article{2100f35a-4f43-47a2-9b8e-caf9c4f1fee5,
  abstract     = {{<p>Common beans of the Mayocoba variety were cooked (178 min) and evaluated regarding their chemical composition and starch digestibility in vitro. Mean physical characteristics of the Mayocoba grain were: thousand-kernel weight, 443.0 (±0.98)g; length, 12.45mm; width 7.84mm and thickness, 6.44mm. Total starch content in Mayocoba bean was 40.24% (dmb). The available starch was 22.87%, whereas resistant starch accounted for 6.4% and retrograded resistant starch represented 3.3% of the cooked seed weight. None of these values changed with storage time. The Mayocoba variety presented values of soluble indigestible fraction of approximately 8.0% and insoluble indigestible fraction of 36%, which did not change with storage. Both simple enzymatic hydrolysis rate and hydrolysis index (HI= 36%) indicated a slow hydrolysis of Mayocoba starch. HI-based predicted glycemic index was 39%, all of which suggested a 'slow carbohydrate' feature for this bean.</p>}},
  author       = {{Osorio-Díaz, Perla and Tovar, Juscelino and Paredes-López, Octavio and Acosta-Gallegos, Jorge A. and Bello-Pérez, Luis A.}},
  issn         = {{0022-5142}},
  keywords     = {{Beans; Indigestible fraction; Legumes; Resistant starch; Starch}},
  language     = {{eng}},
  month        = {{02}},
  number       = {{3}},
  pages        = {{499--504}},
  publisher    = {{Wiley-Blackwell}},
  series       = {{Journal of the Science of Food and Agriculture}},
  title        = {{Chemical composition and in vitro starch bioavailability of Phaseolus vulgaris (L) cv Mayocoba}},
  url          = {{http://dx.doi.org/10.1002/jsfa.2012}},
  doi          = {{10.1002/jsfa.2012}},
  volume       = {{85}},
  year         = {{2005}},
}