2 条结果 关键词:水传播病原体 ×

A 3D printed microfluidic device for scalable multiplexed CRISPR-cas12a biosensing.

Biomedical microdevices 2023 Curtin K, Wang J, Fike BJ, Binkley B 等 5 人

准确、快速且可多重化的核酸检测对环境与生物医学监测至关重要。近年来,CRISPR-Cas12a在提高DNA生物传感性能方面展现出巨大潜力,但Cas12a的非特异性反式切割活性使多重化检测复杂化,阻碍其在即时检测(POC)场景中的发展。本文报道了一种3D打印可组合微流控板(cPlate)装置,利用微型反应孔和微流控加样系统,在无需主动...

An integrated passive-flow microfluidic biosensor with organic photodiodes for ultra-sensitive pathogen detection in water.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference 2014 Pires NM, Dong T

本研究报道了一种用于现场检测水传播病原体的集成被动流光学微流控器件。该器件将环形有机光电二极管(OPD)集成到毛细诱导流微流控通道中,用于监测金纳米颗粒(AuNP)增强的化学发光夹心免疫分析。微流控芯片由玻璃盖片、聚二甲基硅氧烷(PDMS)通道和ITO玻璃OPD阵列构成,样品依靠毛细作用进入捕获区。固定于AuNP表面的捕获抗体结合嗜...