榴莲贝水提取物的成分识别及其对收获后病原体Penicillium expansum的抑制作用
Haiyan Lin1,2,3, Jingjing Shan1, Yineng Wang1
1School of Biological and Chemical Engineering, Zhejiang University of Science and Technology, Hangzhou 310023, China.
Journal of agricultural and food chemistry
|June 17, 2025
概括
榴莲贝废弃物提取物通过破坏真菌生长和增强水果抗氧化防御,有效地抑制果中的蓝色菌. 这种可持续的方法将农业废物转化为有价值的收获后防腐剂.
科学领域:
- 农业科学 农业科学
- 菌类学 菌类学是指菌类学.
- 生物化学 生化学
背景情况:
- 榴贝废物是一种丰富的农业副产品.
- 收获后的蓝色菌衰变 (由Penicillium expansum引起) 会导致大量的作物损失.
- 寻求天然防腐剂,以减少化学处理.
研究的目的:
- 为了描述榴贝水提取物 (DSWE) 的成分.
- 为了评估DSWE对*Penicillium expansum*的抗真菌功效.
- 调查DSWE对果中蓝色菌的作用机制.
主要方法:
- 使用超高性能液体染色学-电喷射电离-并联质谱学 (UPLC-ESI-MS/MS) 的组件分析.
- 在体外和体内抗真菌测定对P. expansum.
- 分子对接模拟和化合物-目标相互作用的实验验证.
主要成果:
- 通过诱导氧化应激和膜破坏,DSWE抑制了P. expansum的生长,致病性和病原蛋白的产生.
- 通过抗氧化酶激活 (CAT,SOD,POD),DSWE应用增强了果的耐药性.
- 关键的DSWE化合物 (taxifolin,phloridzin,puerarin) 显示强烈地与真菌标结合,抑制其增殖和病原蛋白生物合成.
结论:
- DSWE对P. expansum表现出强烈的,多目标的抗真菌活性.
- 德斯韦提供了一种可持续的解决方案,用于控制果中的蓝菌腐烂.
- 价值化榴贝废物可以为可持续农业和废物管理做出贡献.
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