来自高地大麦蒸商的谷物中的基于蛋白质的复合涂层溶液对皇冠梨的保护效应
Qian Lv1, Jie Zhao1, Yiquan Zhang1
1College of Agriculture and Animal Husbandry, Qinghai University, Xining 810016, China.
Polymers
|September 13, 2025
概括
这项研究使用维生素C (Vc),甘油,乙醇和gliadin开发了一种新的可食涂层,用于皇冠梨. 优化的涂层有效地减少了减肥和腐烂,通过保持水果质量延长了保质期.
科学领域:
- 食品科学 食品科学 食品科学
- 农业科学 农业科学
- 材料科学 是一种材料科学.
背景情况:
- 皇冠梨很容易腐烂,遭受腐烂和软化,需要保存方法.
- 可食用涂层为延长皇冠梨等水果的保质期提供了一个有希望的解决方案.
研究的目的:
- 开发和优化皇冠梨的复合食用涂层.
- 评估优化涂层在保护皇冠梨质量和延长保质期方面的有效性.
主要方法:
- 使用维生素C (Vc),甘油,乙醇和素,制备复合涂层.
- 使用单因素实验和Box-Behnken响应表面方法来优化涂层配方,重量损失作为关键指标.
- 通过测量体重减轻,衰变速度,微生物负载,度,可定位酸度和28天的多氧化酶 (PPO) 活性来评估保存功效.
主要成果:
- 最佳的涂层成分被确定为19.86 mg/mL的gliadin,1.47%的糖醇,2.49%的Vc和80.20%的乙醇,实现了最小的体重减轻.
- 与未涂层对照组相比,涂层梨的减肥,腐烂率和微生物生长显著减少.
- 复合材料涂层有效地保持了水果坚硬度和可定位酸含量,同时抑制了PPO活性.
结论:
- 开发的复合材料可食涂层显著提高了皇冠梨的保质期.
- 这种保存技术通过控制生理和生化变化,有效地减轻质量退化.
- 该配方显示出商业应用的潜力,可以延长皇冠梨的收获后寿命.
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