乳酸细菌发酵诱导的蛋白蛋白结构变形影响凝性质,用膜度作为改善纹理的策略
Cuihua Chang1, Xinyang Shen1, Yi Wang2
1State Key Laboratory of Food Science and Technology and School of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu, P. R. China.
Journal of food science
|September 30, 2024
概括
乳酸细菌发酵减少了蛋白 (EW) 中的糖,改善了它的凝质地. 将发酵与膜度相结合,可以增强健康食品的EW凝外观,香味,味道和整体质量.
科学领域:
- 食品科学 食品科学 食品科学
- 生物技术是生物技术.
- 蛋白质化学 蛋白质化学
背景情况:
- 蛋白是一种高蛋白,低脂肪的食物来源,具有凝产品的潜力.
- 在加热和杀菌期间的色限制了EW凝的应用.
- 减少EW中的糖份有助于棕色化问题.
研究的目的:
- 研究乳酸细菌发酵对EW分子结构和凝性质的影响.
- 探索改善EW凝质量的方法.
- 开发环保策略,以提高EW凝的生产.
主要方法:
- 乳酸细菌发酵蛋白以消除降解糖.
- 使用光强度和粒子大小测量分析蛋白质结构变化.
- 膜度处理对发酵卵白的应用.
主要成果:
- 发酵诱导了蛋白质的展开和聚合,降低了凝硬度.
- 热菌的发酵 (6 × 10^8 CFU/mL6小时) 产生了最高的凝硬度.
- 发酵EW显示出高的水容量和更强的疏水相互作用.
- 膜度进一步改善了发酵EW凝的外观,气味和味道.
结论:
- 乳酸细菌发酵是一种可行的方法,可以减轻棕色和修改EW质地.
- 联合发酵和膜度有效地提高了EW凝质量.
- 这些策略提供了实用,环保的方法,用于开发改进的,健康的基于蛋白的食物.
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