Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality

BACKGROUND: This study determined the effect of processing conditions on protein extractability from Azolla pinnata fern, and their influence on the physicochemical, structural, techno-functional properties and protein quality. RESULTS: The protein extraction from A. pinnata fern was optimized t...

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Main Authors: Qoms, Mohammed S, Arulrajah, Brisha, Shamsudin, Rosnah, Wan Ibadullah, Wan Zunairah, Saari, Nazamid
Format: Article
Published: John Wiley & Sons Ltd. 2022
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author Qoms, Mohammed S
Arulrajah, Brisha
Shamsudin, Rosnah
Wan Ibadullah, Wan Zunairah
Saari, Nazamid
author_facet Qoms, Mohammed S
Arulrajah, Brisha
Shamsudin, Rosnah
Wan Ibadullah, Wan Zunairah
Saari, Nazamid
author_sort Qoms, Mohammed S
collection UPM
description BACKGROUND: This study determined the effect of processing conditions on protein extractability from Azolla pinnata fern, and their influence on the physicochemical, structural, techno-functional properties and protein quality. RESULTS: The protein extraction from A. pinnata fern was optimized through response surface methodology obtaining a maximum yield of 18.93% with a recovery rate of 73.66%. The A. pinnata fern protein concentrate (AFPC) had five protein bands with a molecular weight ranging from 17 to 56 kDa. AFPC contained high ⊎-sheet structure (36.61%), favouring its good thermal properties with three endothermic peaks at 54.28, 86.52 and 166.25 °C. The AFPC scored ≥ 1 for all essential amino acids, except for lysine and histidine. The AFPC exhibited exceptionally high techno-functional properties, particularly for water holding (5.46 g g−1) and fat absorption capacity (10.08 g g−1), and gelling properties (5% gelation concentration). The AFPC had high in vitro digestibility of 73%, signifying its high availability for human consumption. CONCLUSION: The underexploited A. pinnata fern is a potential source of edible protein, thus a promising nutraceutical or ingredient of functional and health-promoting foods.
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spelling upm.eprints-1025782024-03-21T09:16:46Z http://psasir.upm.edu.my/id/eprint/102578/ Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality Qoms, Mohammed S Arulrajah, Brisha Shamsudin, Rosnah Wan Ibadullah, Wan Zunairah Saari, Nazamid BACKGROUND: This study determined the effect of processing conditions on protein extractability from Azolla pinnata fern, and their influence on the physicochemical, structural, techno-functional properties and protein quality. RESULTS: The protein extraction from A. pinnata fern was optimized through response surface methodology obtaining a maximum yield of 18.93% with a recovery rate of 73.66%. The A. pinnata fern protein concentrate (AFPC) had five protein bands with a molecular weight ranging from 17 to 56 kDa. AFPC contained high ⊎-sheet structure (36.61%), favouring its good thermal properties with three endothermic peaks at 54.28, 86.52 and 166.25 °C. The AFPC scored ≥ 1 for all essential amino acids, except for lysine and histidine. The AFPC exhibited exceptionally high techno-functional properties, particularly for water holding (5.46 g g−1) and fat absorption capacity (10.08 g g−1), and gelling properties (5% gelation concentration). The AFPC had high in vitro digestibility of 73%, signifying its high availability for human consumption. CONCLUSION: The underexploited A. pinnata fern is a potential source of edible protein, thus a promising nutraceutical or ingredient of functional and health-promoting foods. John Wiley & Sons Ltd. 2022-06 Article PeerReviewed Qoms, Mohammed S and Arulrajah, Brisha and Shamsudin, Rosnah and Wan Ibadullah, Wan Zunairah and Saari, Nazamid (2022) Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality. Journal of the Science of Food and Agriculture, 102 (15). 6974 - 6983. ISSN 0022-5142; ESSN: 1097-0010 https://onlinelibrary.wiley.com/doi/10.1002/jsfa.12059 10.1002/jsfa.12059
spellingShingle Qoms, Mohammed S
Arulrajah, Brisha
Shamsudin, Rosnah
Wan Ibadullah, Wan Zunairah
Saari, Nazamid
Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title_full Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title_fullStr Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title_full_unstemmed Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title_short Valorization of green biomass Azolla pinnata fern: multi-parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical, structural, techno-functional properties and protein quality
title_sort valorization of green biomass azolla pinnata fern multi parameter evaluation of processing conditions on protein extractability and their influence on the physicochemical structural techno functional properties and protein quality
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