蛋白对米粉凝逆向降解的影响
Manhee Baek1, Semin Jeong2, Sujin Jeon2
1Research Institute for Basic Sciences, Soonchunhyang University, Chungnam, 31538 Republic of Korea.
Food science and biotechnology
|June 10, 2025
概括
添加米蛋白 (RP) 有效地抑制了米粉 (WRS) 凝的逆向降解. 这种蛋白质的结合改善了凝质地,并通过减少储存期间的粉缩,延长了保质期.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 是一种材料科学.
背景情况:
- 粉退化是影响粉食品质量和保质期的一个重大挑战.
- 米粉 (WRS) 容易退化,导致纹理和消化能力的不良变化.
研究的目的:
- 为了研究大米蛋白 (RP) 对米粉 (WRS) 凝的逆向降解的影响.
- 评估RP作为一种添加剂的潜力,以减轻WRS逆行和提高食品质量.
主要方法:
- 准备了含有不同度的米蛋白 (RP) 的米粉 (WRS) 凝.
- 使用快速粘度分析仪 (RVA),差分扫描热量计 (DSC),X射线衍射 (XRD),纹理分析仪和扫描电子显微镜 (SEM) 来评估逆向降解.
主要成果:
- 添加RP减少了WRS膨胀,导致低谷粘度和回落值较低.
- DSC和XRD分析显示,在具有RP的逆向WRS中,融度和峰值强度降低.
- 在储存过程中,RP显著减轻了凝硬度的增加,5%的RP促进了更大的毛孔和更宽松的网络结构.
结论:
- 米蛋白 (RP) 有效地延缓了米粉 (WRS) 凝的逆向降解.
- 加入RP可以增强质地,延长粉食品的保质期.
- 对于食品工业中的应用来说,RP显示出有前途,以提高产品的稳定性.
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