Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)

An innovative procedure for plant chloroplasts isolation has been proposed, which consists of juice extraction by physical fractionation from plant material and recovery of its chloroplast-rich fraction (CRF) by centrifugation. This simple method has been applied to pea vine haulm subjected to diffe...

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Main Authors: Torcello-Gómez, Amelia, Gedi, Mohamed A., Ibbett, Roger, Nawaz Husain, Khatija, Briars, Rhianna, Gray, David
Format: Article
Language:English
Published: Elsevier 2019
Online Access:https://eprints.nottingham.ac.uk/53440/
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author Torcello-Gómez, Amelia
Gedi, Mohamed A.
Ibbett, Roger
Nawaz Husain, Khatija
Briars, Rhianna
Gray, David
author_facet Torcello-Gómez, Amelia
Gedi, Mohamed A.
Ibbett, Roger
Nawaz Husain, Khatija
Briars, Rhianna
Gray, David
author_sort Torcello-Gómez, Amelia
building Nottingham Research Data Repository
collection Online Access
description An innovative procedure for plant chloroplasts isolation has been proposed, which consists of juice extraction by physical fractionation from plant material and recovery of its chloroplast-rich fraction (CRF) by centrifugation. This simple method has been applied to pea vine haulm subjected to different post-harvest treatments: blanching, storage at different relative humidity values and fermentation. Additionally, freeze storage of the extracted juice was carried out. The macronutrient (total lipids, proteins, ash and carbohydrates) and micronutrient (fatty acids, chlorophylls, β-carotene, α-tocopherol and ascorbic acid) content and composition of the CRF have been determined. The CRF isolated from fresh pea vine haulm is a potential source of essential micronutrients (α-linolenic acid, β-carotene, α-tocopherol) and carbohydrates, whereas the post-harvest treatments trialled have a detrimental effect on the nutritional content. Industrial applications for the recovered nutritionally rich fraction, such as food supplement ingredient or animal feeding, are likely envisaged, while optimising the use of green haulm.
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publisher Elsevier
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spelling nottingham-534402019-08-06T04:30:11Z https://eprints.nottingham.ac.uk/53440/ Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm) Torcello-Gómez, Amelia Gedi, Mohamed A. Ibbett, Roger Nawaz Husain, Khatija Briars, Rhianna Gray, David An innovative procedure for plant chloroplasts isolation has been proposed, which consists of juice extraction by physical fractionation from plant material and recovery of its chloroplast-rich fraction (CRF) by centrifugation. This simple method has been applied to pea vine haulm subjected to different post-harvest treatments: blanching, storage at different relative humidity values and fermentation. Additionally, freeze storage of the extracted juice was carried out. The macronutrient (total lipids, proteins, ash and carbohydrates) and micronutrient (fatty acids, chlorophylls, β-carotene, α-tocopherol and ascorbic acid) content and composition of the CRF have been determined. The CRF isolated from fresh pea vine haulm is a potential source of essential micronutrients (α-linolenic acid, β-carotene, α-tocopherol) and carbohydrates, whereas the post-harvest treatments trialled have a detrimental effect on the nutritional content. Industrial applications for the recovered nutritionally rich fraction, such as food supplement ingredient or animal feeding, are likely envisaged, while optimising the use of green haulm. Elsevier 2019-01-30 Article PeerReviewed application/pdf en https://eprints.nottingham.ac.uk/53440/1/Manuscript_pea%20plant%20waste_Torcello%20et%20al_Food%20Chem_revised.pdf Torcello-Gómez, Amelia, Gedi, Mohamed A., Ibbett, Roger, Nawaz Husain, Khatija, Briars, Rhianna and Gray, David (2019) Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm). Food Chemistry, 272 . pp. 18-25. ISSN 0308-8146 https://www.sciencedirect.com/science/article/pii/S0308814618314080?via%3Dihub doi:10.1016/j.foodchem.2018.08.018 doi:10.1016/j.foodchem.2018.08.018
spellingShingle Torcello-Gómez, Amelia
Gedi, Mohamed A.
Ibbett, Roger
Nawaz Husain, Khatija
Briars, Rhianna
Gray, David
Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title_full Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title_fullStr Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title_full_unstemmed Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title_short Chloroplast-rich material from the physical fractionation of pea vine ( Pisum sativum ) postharvest field residue (Haulm)
title_sort chloroplast-rich material from the physical fractionation of pea vine ( pisum sativum ) postharvest field residue (haulm)
url https://eprints.nottingham.ac.uk/53440/
https://eprints.nottingham.ac.uk/53440/
https://eprints.nottingham.ac.uk/53440/