摄影和声波活性食品染料可以使细菌失活
Efrat Hochma1, Iryna Hovor1, Faina Nakonechny1
1Department of Chemical Engineering, Ariel University, Ariel 4070000, Israel.
International journal of molecular sciences
|October 28, 2023
概括
像E127这样的可食用食品染料显示出对细菌的光动力抗菌特性. 将E127与Rhein结合起来可以增强这种活性,这表明食品防腐和抗菌治疗的潜力.
科学领域:
- * 对食品色素和天然化合物的抗菌应用的探索.
- *对光动力学和声动力学抗微生物机制的研究.
背景情况:
- * 食品染料是广泛使用的辅助剂,在医学和保存方面发挥着新兴的作用.
- 莱是一种天然化合物,具有抗菌和抗癌特性.
- * 一些可食用的食品染料 (E127,E129,E124,E122,E133,E150a) 的抗菌潜力被评估.
研究的目的:
- * 评估选定的食品染料和Rhein.的光动力抗菌活性.
- * 调查E127与莱结合的协同效应.
- * 探索超声波治疗对抗微生物药物的疗效的影响.
主要方法:
- *确定最小抑制度 (MIC) 对抗*S. aureus*和*E. coli*.
- *通过预化后的照明来评估光动力学活动.
- *对E127/莱活性和超声波预处理的影响的评估.
主要成果:
- *E127和莱因对*S. aureus*和*E. coli*都表现出显著的抗菌活性.
- *观察到E127的光动力学活性,与Rhein结合时有效性增加.
- * 超声波处理加剧了E127的光动力学活性,特别是与莱,对抗大肠杆菌.
结论:
- *食品染料E127表现出显著的光动力学抗菌特性,由莱恩增强.
- *E127和莱恩的组合显示出对抗微生物应用的前景.
- * 食品色素的光动力学和声动力学特性表明在食品保存方面有潜力.
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