Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana

Starches from mature, unripe fruit pulp of plantain cultivars (Musa supp., AAB group) representing the wide variability in Africa, tetraploid and diploid plantain hybrids and starchy cooking bananas (Musa spp., ABB group) were isolated and characterised. In general, studies revealed very compact irr...

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Autores principales: Eggleston, G., Swennen, Rony L., Akoni, S.
Formato: Journal Article
Lenguaje:Inglés
Publicado: Wiley 1992
Materias:
Acceso en línea:https://hdl.handle.net/10568/99990
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author Eggleston, G.
Swennen, Rony L.
Akoni, S.
author_browse Akoni, S.
Eggleston, G.
Swennen, Rony L.
author_facet Eggleston, G.
Swennen, Rony L.
Akoni, S.
author_sort Eggleston, G.
collection Repository of Agricultural Research Outputs (CGSpace)
description Starches from mature, unripe fruit pulp of plantain cultivars (Musa supp., AAB group) representing the wide variability in Africa, tetraploid and diploid plantain hybrids and starchy cooking bananas (Musa spp., ABB group) were isolated and characterised. In general, studies revealed very compact irregularly shaped and sized granules, with low amylose content (9.11–17.16%), highly resistant to bacterial α‐amylase attack; Brabender amylograms showed very restricted swelling type patterns with great stability and negligible retrogradation. Results indicate that differences in physico‐chemical properties exist amongst the three Musa fruit group starches. Plantains represent a chemical/molecular homogeneous group, but heterogeneous for granule structure. Ploidy level affected hybrid properties. ABB cooking bananas starches exhibited highly pronounced restricted swelling and high gelatinisation and pasting temperatures, indicating a more ordered, very strongly bonded granule structure; chemical and physical properties varied considerably within the ABB genotype.
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spelling CGSpace999902024-05-15T05:12:04Z Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana Eggleston, G. Swennen, Rony L. Akoni, S. plantains bananas Starches from mature, unripe fruit pulp of plantain cultivars (Musa supp., AAB group) representing the wide variability in Africa, tetraploid and diploid plantain hybrids and starchy cooking bananas (Musa spp., ABB group) were isolated and characterised. In general, studies revealed very compact irregularly shaped and sized granules, with low amylose content (9.11–17.16%), highly resistant to bacterial α‐amylase attack; Brabender amylograms showed very restricted swelling type patterns with great stability and negligible retrogradation. Results indicate that differences in physico‐chemical properties exist amongst the three Musa fruit group starches. Plantains represent a chemical/molecular homogeneous group, but heterogeneous for granule structure. Ploidy level affected hybrid properties. ABB cooking bananas starches exhibited highly pronounced restricted swelling and high gelatinisation and pasting temperatures, indicating a more ordered, very strongly bonded granule structure; chemical and physical properties varied considerably within the ABB genotype. 1992 2019-03-03T05:54:33Z 2019-03-03T05:54:33Z Journal Article https://hdl.handle.net/10568/99990 en Limited Access Wiley Eggleston, G., Swennen, R. & Akoni, S. (1992). Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking bananas. Starch‐Stärke, 44(4), 121-128.
spellingShingle plantains
bananas
Eggleston, G.
Swennen, Rony L.
Akoni, S.
Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title_full Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title_fullStr Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title_full_unstemmed Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title_short Physicochemical studies on starches isolated from plantain cultivars, plantain hybrids and cooking banana
title_sort physicochemical studies on starches isolated from plantain cultivars plantain hybrids and cooking banana
topic plantains
bananas
url https://hdl.handle.net/10568/99990
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AT akonis physicochemicalstudiesonstarchesisolatedfromplantaincultivarsplantainhybridsandcookingbanana