高效的盐活性酒精消毒剂,具有增强的抗菌活性
Euna Oh1, Seung Joon Choi1,2, Sumin Han1
1Department of Chemical and Materials Engineering, University of Alberta, Edmonton, AB T6G 1H9, Canada.
ACS nano
|August 28, 2023
概括
将盐结晶添加到酒精消毒剂中可以增强病原体的无活化. 这种新的方法可以提高各种表面对各种微生物的消毒效率,包括耐酒精菌株,促进公共卫生.
科学领域:
- 微生物学 微生物学
- 材料科学 材料科学 材料科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 基于酒精的消毒剂被广泛使用,但有局限性,包括不完整的抗微生物活性和发展耐酒性病原体菌株的可能性.
- 需要更有效的消毒剂配方来打击从受污染的表面传播疾病.
研究的目的:
- 为了研究将盐再结晶纳入基于酒精的消毒剂的假设,可以增强病原体无活化并防止酒精耐受性.
- 开发高效的基于酒精的消毒剂配方,使用干燥诱导的盐再结晶过程.
主要方法:
- 使用光学显微镜和X射线衍射,描述了异醇 (IPA) 和NaCl溶液的形态和结构变化.
- 测试了各种表面 (玻璃,聚钢,不钢) 上的抗微生物活性,这些表面被污染了Gram阳性/阴性细菌和病毒.
- 对野生型和适应的耐酒性细菌菌株的评估疗效.
主要成果:
- 与只IPA配方相比,酒精溶液干燥过程中的盐结晶显著增强了生物杀菌效果.
- 在不同的表面和各种病原体上观察到改善的无活化,包括具有挑战性的格拉姆阳性,格拉姆阴性和病毒病原体.
- 综合方法证明了对适应的耐酒菌株的有效性,克服了传统酒精消毒剂的关键限制.
结论:
- 干燥诱导的盐再结晶是一种可行的物理机制,可以增加消毒剂中酒精的化学失活.
- 这一战略为开发优质消毒剂配方提供了一条途径,可能减少对高度有毒抗菌剂的依赖.
- 这些发现支持开发更有效,更安全的消毒策略,以促进公共健康和安全.
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