松花蛋白水解剂:物理化学,功能性质和抗氧化活性
Fatma Korkmaz1, Ceren Mutlu1,2
1Food Engineering Department, Engineering Faculty Balıkesir University Balıkesir Türkiye.
Food science & nutrition
|May 13, 2025
概括
酶性水解改善了松花蛋白质分离的特性. 水解剂显示功能和抗氧化活性增强,具体益处取决于所使用的酶和水解程度.
科学领域:
- 食品科学 食品科学 食品科学
- 生物化学 生物化学
- 蛋白质化学 蛋白质化学
背景情况:
- 松花蛋白分离物 (SPI) 是一种有价值的植物性蛋白质来源.
- 了解酶解水解对SPI特性的影响对于其应用至关重要.
研究的目的:
- 为了研究使用酸盐和Flavourzyme的酶化水解对SPI的影响.
- 评估SPI水解剂的物理化学,功能和抗氧化性质的变化.
主要方法:
- 松花蛋白分离物用和Flavourzyme在不同程度的水解 (210%) 中进行了水解.
- 评估了物理化学性质 (颜色,凝聚性,流动性,疏水性,可溶性).
- 测量了功能性质 (油结合,保持水分,发泡,乳液容量/稳定性).
- 确定了抗氧化活性 (ABTS,DPPH激素清除).
主要成果:
- 水解导致SPI的颜色更浅,红色减少,凝聚力降低,并改善了SPI的流动性.
- 表面水性显著降低,而溶解性增加,特别是在pH 47.7时.
- 与Flavourzyme相比,酸水解剂表现出较高的油结合,发泡和乳化能力.
- 在8%的水解下观察到Alcalase的最佳泡和乳液容量,尽管稳定性降低了.
- 松花蛋白质水解剂显示出增强的ABTS和DPPH激素清除活动.
结论:
- 酶性水解显著增强了松花蛋白质分离的物理化学,功能和抗氧化特性.
- 酶的选择和水解的程度极大地影响了得到的水解物质特性.
- 松花蛋白质水解剂为各种食品应用提供了更好的潜力.
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