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Rheological and structural insights into frozen dough from wheat varieties with varying gluten content

文献类型: 外文期刊

作者: Rasheed, Mohsin 1 ; Guo, Boli 1 ; Li, Ming 1 ; Yang, Jingjie 1 ; Zhang, Yingquan 1 ; Zhang, Bo 1 ;

作者机构: 1.Chinese Acad Agr Sci, Inst Food Sci & Technol, Minist Agr & Rural, Comprehens Utilizat Lab Cereal & Oil Proc, Beijing 100193, Peoples R China

2.CAAS, Inst Food Sci Technol Nutr & Hlth Cangzhou, Cangzhou 061019, Peoples R China

关键词: Wheat variety; Gluten; Structural; Rheology; Frozen dough

期刊名称:INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES ( 影响因子:8.5; 五年影响因子:8.7 )

ISSN: 0141-8130

年卷期: 2025 年 319 卷

页码:

收录情况: SCI

摘要: The effects of varying gluten content on frozen dough performance over 90 days of storage were investigated from macroscopic to microstructural perspectives. High-gluten dough exhibited smaller increases in hardness, minor reductions in springiness, cohesiveness, adhesiveness and storage/loss modulus. Protein analysis revealed that high-gluten dough showed the smallest increase in sulfhydryl (-SH) content (10.38 to 15.84 mu mol/g), whereas low-gluten dough showed the largest increase (8.34 to 18.87 mu mol/g). Additionally, Low-gluten dough exhibited the highest reduction in glutenin macropolymer content (86.72 %) compared to high-gluten dough (21.82 %). Scanning electron microscopy revealed more pronounced structural degradation in low-gluten dough, while secondary structure analysis showed a shift from alpha-helix to beta-sheet, beta-turn, and random coil conformations. Correlation analysis revealed that alpha-helix was positively correlated with cohesiveness, adhesiveness, and springiness, whereas beta-sheet was negatively correlated with these properties. Therefore high-gluten wheat flour is recommended for frozen dough production, as it better preserves functional and structural properties during frozen storage.

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