Effect of phosphate salts on the gluten network structure and quality of wheat noodles.


Journal

Food chemistry
ISSN: 1873-7072
Titre abrégé: Food Chem
Pays: England
ID NLM: 7702639

Informations de publication

Date de publication:
01 Oct 2021
Historique:
received: 30 01 2021
revised: 08 04 2021
accepted: 16 04 2021
pubmed: 3 5 2021
medline: 8 6 2021
entrez: 2 5 2021
Statut: ppublish

Résumé

The effects of three phosphate salts (PS) on the secondary structure, microstructure of gluten, rheological properties of dough and water status of noodles were investigated to determine the mechanisms underlying the changes in the quality of noodles. Changes in the secondary structure detected were the increased number of β-sheet and decreased number of random coil structures. PS reduced the content of free sulfhydryl (SH) and increased the content of disulfide (SS) bonds. Sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) analysis indicated that the band density of the high molecular regions of the gluten was reduced. The results showed that adding PS induced a more compact microstructure and improved the G' and G'' values of the dough. After adding PS, the water-solids interaction in noodles was enhanced by the decreased water mobility. It was concluded that PS promoted the water holding capacity of the noodles and strengthened the gluten network.

Identifiants

pubmed: 33933957
pii: S0308-8146(21)00901-8
doi: 10.1016/j.foodchem.2021.129895
pii:
doi:

Substances chimiques

Disulfides 0
Phosphates 0
Salts 0
Water 059QF0KO0R
Glutens 8002-80-0

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

129895

Informations de copyright

Copyright © 2021 Elsevier Ltd. All rights reserved.

Auteurs

Juan Sun (J)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Min Chen (M)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Xiaoxiao Hou (X)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Tingting Li (T)

Department of Food Science and Engineering, College of Light Industry and Food Engineering, Nanjing Forestry University, 159 Longpan Road, Nanjing 210037, China.

Haifeng Qian (H)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Hui Zhang (H)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Yan Li (Y)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Xiguang Qi (X)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China.

Li Wang (L)

State Key Laboratory of Food Science and Technology, School of Food Science and Technology, National Engineering Research Center for Functional Food, Jiangnan University, 1800 Lihu Avenue, Wuxi 214122, China. Electronic address: wl0519@163.com.

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Classifications MeSH