Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.

Determination antioxidant properties with effect of concentration and storage, oxidative stability and mineral content of threadfin bream (Nemipterus japomcus) by treatment with Alcalase were investigated. For all the determination of antioxidant properties, threadfin bream hydrolysate exhibited the...

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Main Author:	Rasid, Ros Idayu
Format:	Thesis
Language:	English
Published:	2013
Subjects:	Biochemistry Analytical chemistry
Online Access:	https://ir.uitm.edu.my/id/eprint/53066/1/53066.pdf
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id	my-uitm-ir.53066
record_format	uketd_dc
spelling	my-uitm-ir.530662021-12-15T08:07:38Z Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid. 2013 Rasid, Ros Idayu Biochemistry Analytical chemistry Determination antioxidant properties with effect of concentration and storage, oxidative stability and mineral content of threadfin bream (Nemipterus japomcus) by treatment with Alcalase were investigated. For all the determination of antioxidant properties, threadfin bream hydrolysate exhibited the antioxidant properties but still lower than the a-tocopherol, BHT and EDTA which are the commercial antioxidant. Similar with lipid peroxidation inhibition assay, the threadfin bream hydrolysate effectively inhibited lipid peroxidation in linoleic acid for up to 6 days of storage. The threadfin bream hydrolysate also showed the physicochemical and rancidity properties in determination of oxidative stability. Meanwhile for the mineral content determination, the threadfin bream contained higher amount of sodium (Na) followed by potassium (K), magnesium (Mg) and iron (Fe). The threadfin bream hydrolysates exhibit a significant antioxidant activity and due to its functionality, it can serve as a good source of quality food ingredients and also provide desirable characteristics to food products. It can be one of the antioxidant sources. Antioxidants block the process -of oxidation by neutralizing free radicals. Although threadfin bream hydrolysates were less effective than commercial antioxidant like a-tocopherol and BHT, fish hydrolysates in general are considered safe products and they are not, subjected Jo restricted use in foods. Therefore, threadfin bream protein hydrolysate can be used in food systems as a natural additive possessing antioxidative properties. 2013 Thesis https://ir.uitm.edu.my/id/eprint/53066/ https://ir.uitm.edu.my/id/eprint/53066/1/53066.pdf text en public degree Universiti Teknologi MARA Faculty of Health Sciences Ismail, Normah (Dr.)
institution	Universiti Teknologi MARA
collection	UiTM Institutional Repository
language	English
advisor	Ismail, Normah (Dr.)
topic	Biochemistry Analytical chemistry
spellingShingle	Biochemistry Analytical chemistry Rasid, Ros Idayu Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
description	Determination antioxidant properties with effect of concentration and storage, oxidative stability and mineral content of threadfin bream (Nemipterus japomcus) by treatment with Alcalase were investigated. For all the determination of antioxidant properties, threadfin bream hydrolysate exhibited the antioxidant properties but still lower than the a-tocopherol, BHT and EDTA which are the commercial antioxidant. Similar with lipid peroxidation inhibition assay, the threadfin bream hydrolysate effectively inhibited lipid peroxidation in linoleic acid for up to 6 days of storage. The threadfin bream hydrolysate also showed the physicochemical and rancidity properties in determination of oxidative stability. Meanwhile for the mineral content determination, the threadfin bream contained higher amount of sodium (Na) followed by potassium (K), magnesium (Mg) and iron (Fe). The threadfin bream hydrolysates exhibit a significant antioxidant activity and due to its functionality, it can serve as a good source of quality food ingredients and also provide desirable characteristics to food products. It can be one of the antioxidant sources. Antioxidants block the process -of oxidation by neutralizing free radicals. Although threadfin bream hydrolysates were less effective than commercial antioxidant like a-tocopherol and BHT, fish hydrolysates in general are considered safe products and they are not, subjected Jo restricted use in foods. Therefore, threadfin bream protein hydrolysate can be used in food systems as a natural additive possessing antioxidative properties.
format	Thesis
qualification_level	Bachelor degree
author	Rasid, Ros Idayu
author_facet	Rasid, Ros Idayu
author_sort	Rasid, Ros Idayu
title	Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
title_short	Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
title_full	Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
title_fullStr	Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
title_full_unstemmed	Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.
title_sort	analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (nemipterus japonicus) / ros idayu rasid.
granting_institution	Universiti Teknologi MARA
granting_department	Faculty of Health Sciences
publishDate	2013
url	https://ir.uitm.edu.my/id/eprint/53066/1/53066.pdf
_version_	1783734859877842944

Analysis of antioxidant properties, oxidative stability and mineral content of protein hydrolysate from threadfin bream (Nemipterus japonicus) / Ros Idayu Rasid.

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