Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)

The nutritional quality of spray-dried protein hydrolysate from black tilapia, a fresh water fish, was evaluated. Hydrolysed protein from Oreochromis mossambicus was spray-dried at two different temperatures of 150°C/76°C (inlet/outlet temp) and 180°C/90°C. Proximate analyses revealed that the dried...

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Main Authors: Abdul-Hamid, Azizah, Bakar, Jamilah, Bee, Gan Hock
Format: Article
Language:English
Published: Elsevier Science 2002
Online Access:http://psasir.upm.edu.my/id/eprint/114320/1/114320.pdf
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author Abdul-Hamid, Azizah
Bakar, Jamilah
Bee, Gan Hock
author_facet Abdul-Hamid, Azizah
Bakar, Jamilah
Bee, Gan Hock
author_sort Abdul-Hamid, Azizah
collection UPM
description The nutritional quality of spray-dried protein hydrolysate from black tilapia, a fresh water fish, was evaluated. Hydrolysed protein from Oreochromis mossambicus was spray-dried at two different temperatures of 150°C/76°C (inlet/outlet temp) and 180°C/90°C. Proximate analyses revealed that the dried hydrolysates consisted of 37.7-49.6% protein, 2.6-2.8% fat, 1.6-4.0% moisture and 8.6-8.7% ash. The higher drying temperature used was found to significantly decrease the contents of all amino acids analysed. Nevertheless, the protein quality of both dried hydrolysates was found to be high, with in vitro digestibilities of 88.4 and 92% and protein digestibility corrected amino acid scores of 0.34 and 0.82, respectively. In addition, the predicted protein efficiency ratios of the dried hydrolysates were calculated to be 2.97 and 2.53.
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spelling upm.eprints-1143202025-02-05T02:19:59Z http://psasir.upm.edu.my/id/eprint/114320/ Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus) Abdul-Hamid, Azizah Bakar, Jamilah Bee, Gan Hock The nutritional quality of spray-dried protein hydrolysate from black tilapia, a fresh water fish, was evaluated. Hydrolysed protein from Oreochromis mossambicus was spray-dried at two different temperatures of 150°C/76°C (inlet/outlet temp) and 180°C/90°C. Proximate analyses revealed that the dried hydrolysates consisted of 37.7-49.6% protein, 2.6-2.8% fat, 1.6-4.0% moisture and 8.6-8.7% ash. The higher drying temperature used was found to significantly decrease the contents of all amino acids analysed. Nevertheless, the protein quality of both dried hydrolysates was found to be high, with in vitro digestibilities of 88.4 and 92% and protein digestibility corrected amino acid scores of 0.34 and 0.82, respectively. In addition, the predicted protein efficiency ratios of the dried hydrolysates were calculated to be 2.97 and 2.53. Elsevier Science 2002 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/114320/1/114320.pdf Abdul-Hamid, Azizah and Bakar, Jamilah and Bee, Gan Hock (2002) Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus). Food Chemistry, 78 (1). pp. 69-74. ISSN 0308-8146 https://linkinghub.elsevier.com/retrieve/pii/S0308814601003806 10.1016/S0308-8146(01)00380-6
spellingShingle Abdul-Hamid, Azizah
Bakar, Jamilah
Bee, Gan Hock
Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title_full Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title_fullStr Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title_full_unstemmed Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title_short Nutritional quality of spray dried protein hydrolysate from Black Tilapia (Oreochromis mossambicus)
title_sort nutritional quality of spray dried protein hydrolysate from black tilapia oreochromis mossambicus
url http://psasir.upm.edu.my/id/eprint/114320/1/114320.pdf
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