微型化非接触式加热和传输光成像,使用廉价的模块化3D打印平台进行分子诊断
Alex Laman1, Debayan Das2, Aashish Priye1,3
1Department of Chemical and Environmental Engineering, University of Cincinnati, Cincinnati, OH 45221, USA.
Sensors (Basel, Switzerland)
|September 28, 2023
概括
研究人员开发了一种低成本,低功耗的小型光学清晰热 (MOTE) 系统,用于同时加热和成像样本. 这种创新设备可实现实时分子检测,为各种生物应用提供灵活的平台.
科学领域:
- 生物技术是生物技术.
- 显微镜的使用方法
- 热力工程是热力工程中的一个.
背景情况:
- 同时加热和传输光成像对于生物应用至关重要.
- 现有的方法往往是庞大,昂贵和复杂的.
- 需要可访问的,集成的加热和成像解决方案.
研究的目的:
- 开发和描述微型光学清晰热封装 (MOTE) 系统.
- 创建一个开源的,廉价的,低功耗的模块化加热和成像系统.
- 为了验证系统的性能,实时进行分子检测.
主要方法:
- 开发并验证了计算流体动力学 (CFD) 模型以优化加热室设计.
- 模拟的速度和温度配置文件,以确定最佳的室内尺寸.
- 标志着MOTE系统的加热稳定性和功耗.
- 使用基于纸张的LAMP反应来检测DNA,证明了双重功能.
主要成果:
- 该CFD模型确定了用于稳定加热 (环境到95°C) 的最佳腔室尺寸,空间差异<1.5°C.
- MOTE系统使用<8.5W功率实现了稳定的温度控制.
- 通过基于纸张的LAMP反应,成功地检测了lambda DNA (λ DNA) 到10个副本/μL的实时.
- 演示了同步加热和传输光成像能力.
结论:
- MOTE系统提供了一种廉价,低功耗和模块化解决方案,用于同时加热和成像.
- 该系统经过实时分子诊断的验证,包括基于纸张的LAMP测定.
- MOTE为分子诊断,细胞生物学,基因组学和教育领域的各种应用提供了一个灵活的平台.
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