基于LAMP的色度生物传感器的开发和评估,用于快速检测医院感染病原体Citrobacter freundii
Hamidreza Mollasalehi1, Faezeh Esmaili2, Dariush Minai-Tehrani2
1Department of Microbiology and Microbial Biotechnology, Faculty of Life Sciences and Biotechnology, Shahid Beheshti University, Velenjak, Tehran, 1983969411, Iran. H_mollasalehi@sbu.ac.ir.
Scientific reports
|December 11, 2023
概括
一种新的光学生物传感器能够快速,可视检测Citrobacter freundii,这是医院感染的常见原因. 这种敏感的方法为PCR提供了更快的替代方案,用于在护理地点诊断C. freundii感染.
科学领域:
- 微生物学 微生物学
- 生物传感器技术技术
- 分子诊断学 分子诊断学
背景情况:
- 弗伦迪菌 (Citrobacter freundii) 是病房感染的重要原因之一.
- 快速准确的诊断对于及时治疗C. freundii感染至关重要.
研究的目的:
- 开发和评估基于光学LAMP的生物传感器,用于可视检测C. freundii.
- 将生物传感器的效率,选择性和特异性与PCR方法进行比较.
主要方法:
- 开发一种基于光学LAMP的视觉生物传感器,用于C. freundii的检测.
- 终点分析使用氧纳夫托蓝色对色度测定结果的解释.
- 与PCR进行效率,灵敏度和特异性的比较,使用各种细菌菌株和混合培养.
主要成果:
- 基于光学LAMP的生物传感器表现出高特异性,与PCR可比.
- 生物传感器的灵敏度为12.24 fg/μL的基因组内容,超过了PCR.
- 通过颜色变化进行视觉检测 (阳性为天蓝色,阴性为紫色) 是有效的.
结论:
- 开发的基于LAMP的生物传感器是一种快速,准确和敏感的方法,用于C. freundii.的分子诊断.
- 这种技术适用于临床诊断,特别是在紧急情况下.
- 生物传感器为早期检测C. freundii感染提供了一个有希望的替代方案.
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