1 条结果 关键词:高活性碳 ×

A novel signal amplification label based on AuPt alloy nanoparticles supported by high-active carbon for the electrochemical detection of circulating tumor DNA.

Analytica chimica acta 2021 Chen K, Zhao H, Wang Z, Lan M

循环肿瘤DNA(ctDNA)检测对癌症诊断具有重要意义,而信号放大是发展高灵敏ctDNA生物传感器的关键。本文合成了一种由高活性碳(HAC)负载AuPt合金纳米颗粒构成的纳米复合物(HAC-AuPt),并将其用作信号放大标签,构建三明治型ctDNA电化学生物传感器。表征表明HAC粒径均一,AuPt合金纳米颗粒成功负载于HAC表面;H...