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一种超紧且低成本的基于LAMP的病毒检测设备

Dong Guo^1,2,3, Zhengrong Ling³, Yifeng Tang^2,3

¹Shenzhen Research Institute, City University of Hong Kong, Shenzhen 518000, China.

Sensors (Basel, Switzerland)

|August 10, 2024

概括

这项研究介绍了一种低成本,便携式和无功率的设备,用于使用循环介导同热放大 (LAMP) 快速检测病毒. 该技术使得精确的呼吸道传染病诊断成为可能,即使在资源有限的环境中也是如此.

科学领域:

生物技术是生物技术.
医学诊断医学诊断医学诊断
照顾点检测检测照顾点检测

背景情况:

准确和快速的病毒检测对于管理传染病至关重要.
现有的诊断方法往往需要庞大,依赖电力的设备,限制在偏远地区使用它们.
需要便携式,低成本和用户友好的诊断工具.

研究的目的:

开发一种紧,无功耗,低成本的便携式设备,用于同热核酸放大.
能够快速可靠地检测病毒,特别针对呼吸道传染病.
为资源有限的环境提供可访问的诊断解决方案.

主要方法:

开发了一种便携式,无功率的同热放大检测装置 (30 × 48 mm,材料成本约为1美元).
利用循环介导同热放大 (LAMP) 结合基于色谱条的微孔透技术进行温度控制.
集成的相变材料用于持续加热 (5070°C49.8分钟) 和基于手机的色度分析系统.

主要成果:

该设备实现了SARS-CoV-2伪病毒样本的检测极限 (LOD) 103副本/μL,与传统PCR方法相比.
在没有外部电源或绝缘的情况下,证明了对外热反应的精确控制和有效的保温.
验证了该设备用于病毒检测的有效性和可靠性.

结论:

开发的便携式,无电源LAMP设备为呼吸道传染病检测提供了及时,低成本和用户友好的解决方案.
这项技术可以在制病毒传播和保护公共健康方面发挥重要作用,特别是在缺乏电力或培训人员的地区.
该设备代表了感染性疾病的临床诊断的重大进步.

关键词:

一个灯的灯光.颜色识别算法颜色识别算法便携式分子检测仪便携式分子检测仪病毒检测病毒检测

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