1 条结果 关键词:FeCo磁性纳米颗粒 ×

Biomarkers identification and detection based on GMR sensor and sub 13 nm magnetic nanoparticles.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference 2009 Li Y, Jing Y, Yao X, Srinivasan B 等 7 人

本文提出一种超高灵敏度(zeptomole,10^-21 mol)生物标志物检测技术,用于检测任意潜在低丰度蛋白或DNA生物标志物。作者首次实现了亚13 nm高磁矩磁性纳米颗粒的检测,并构建了新型巨磁阻(GMR)生物传感器概念,在真实生物标志物检测方案中实现更高灵敏度和低10倍的外加磁场。该传感器采用夹心法检测潜在肺癌生物标志物白细...