Studying the effects of nucleating agents on texture modification of puffed corn-fish snack

To improve textural attributes of puffed corn-fish snack, the effects of 1%, 1.5%, and 2% of calcium carbonate, magnesium silicate (talc), sodium bicarbonate as well as 5% and 10% of wheat bran (as the nucleating materials) on textural attributes were studied. Sensory evaluation, bulk density, expan...

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Main Authors: Shahmohammadi, Hamid Reza, Bakar, Jamilah, Abdul Rahman, Russly, Mohd Adzhan, Noranizan
Format: Article
Language:English
Published: Wiley-Blackwell 2014
Online Access:http://psasir.upm.edu.my/id/eprint/35520/
http://psasir.upm.edu.my/id/eprint/35520/1/Studying%20the%20effects%20of%20nucleating%20agents%20on%20texture%20modification%20of%20puffed%20corn.pdf
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author Shahmohammadi, Hamid Reza
Bakar, Jamilah
Abdul Rahman, Russly
Mohd Adzhan, Noranizan
author_facet Shahmohammadi, Hamid Reza
Bakar, Jamilah
Abdul Rahman, Russly
Mohd Adzhan, Noranizan
author_sort Shahmohammadi, Hamid Reza
building UPM Institutional Repository
collection Online Access
description To improve textural attributes of puffed corn-fish snack, the effects of 1%, 1.5%, and 2% of calcium carbonate, magnesium silicate (talc), sodium bicarbonate as well as 5% and 10% of wheat bran (as the nucleating materials) on textural attributes were studied. Sensory evaluation, bulk density, expansion ratio, maximum force, and count peaks were measured using the Kramer test. The results showed that all of the additives except bran significantly enhanced the texture. Among them, talc at 0.5% was the best to enhance the density and expansion ratio. Effects of using 0.5% talc on puffed corn-fish snack microstructure were studied using scanning electron microscopy. The average cell diameter of 109 ± 48 μm and cell numbers per square centimeter of 67.4 for talc-treated products were obtained, while for nontalc-treated extrudates, average cell diameter of 798 ± 361 μm and cell numbers per square centimeter of 13.9 were found. Incorporation of 0.5% w/w of magnesium silicate reduced (7-fold) the average cell diameter while increased (4-fold) the cell number.
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spelling upm-355202016-01-26T07:12:39Z http://psasir.upm.edu.my/id/eprint/35520/ Studying the effects of nucleating agents on texture modification of puffed corn-fish snack Shahmohammadi, Hamid Reza Bakar, Jamilah Abdul Rahman, Russly Mohd Adzhan, Noranizan To improve textural attributes of puffed corn-fish snack, the effects of 1%, 1.5%, and 2% of calcium carbonate, magnesium silicate (talc), sodium bicarbonate as well as 5% and 10% of wheat bran (as the nucleating materials) on textural attributes were studied. Sensory evaluation, bulk density, expansion ratio, maximum force, and count peaks were measured using the Kramer test. The results showed that all of the additives except bran significantly enhanced the texture. Among them, talc at 0.5% was the best to enhance the density and expansion ratio. Effects of using 0.5% talc on puffed corn-fish snack microstructure were studied using scanning electron microscopy. The average cell diameter of 109 ± 48 μm and cell numbers per square centimeter of 67.4 for talc-treated products were obtained, while for nontalc-treated extrudates, average cell diameter of 798 ± 361 μm and cell numbers per square centimeter of 13.9 were found. Incorporation of 0.5% w/w of magnesium silicate reduced (7-fold) the average cell diameter while increased (4-fold) the cell number. Wiley-Blackwell 2014-02 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/35520/1/Studying%20the%20effects%20of%20nucleating%20agents%20on%20texture%20modification%20of%20puffed%20corn.pdf Shahmohammadi, Hamid Reza and Bakar, Jamilah and Abdul Rahman, Russly and Mohd Adzhan, Noranizan (2014) Studying the effects of nucleating agents on texture modification of puffed corn-fish snack. Journal of Food Science, 79 (2). E178-E183. ISSN 0022-1147; ESSN: 1750-3841 http://onlinelibrary.wiley.com/doi/10.1111/1750-3841.12324/abstract 10.1111/1750-3841.12324
spellingShingle Shahmohammadi, Hamid Reza
Bakar, Jamilah
Abdul Rahman, Russly
Mohd Adzhan, Noranizan
Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title_full Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title_fullStr Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title_full_unstemmed Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title_short Studying the effects of nucleating agents on texture modification of puffed corn-fish snack
title_sort studying the effects of nucleating agents on texture modification of puffed corn-fish snack
url http://psasir.upm.edu.my/id/eprint/35520/
http://psasir.upm.edu.my/id/eprint/35520/
http://psasir.upm.edu.my/id/eprint/35520/
http://psasir.upm.edu.my/id/eprint/35520/1/Studying%20the%20effects%20of%20nucleating%20agents%20on%20texture%20modification%20of%20puffed%20corn.pdf