Aptamer biosensor based on fluorescence resonance energy transfer from upconverting phosphors to carbon nanoparticles for thrombin detection in human plasma.
本文报道了一种基于上转换磷光体(UCPs)向碳纳米颗粒(CNPs)荧光共振能量转移(FRET)的凝血酶适配体生物传感器。聚丙烯酸(PAA)功能化的 NaYF4:Yb,Er UCPs 通过 EDC/Sulfo-NHS 共价标记 5'-NH2-GGTTGGTGTGGTTGG-3' 凝血酶适配体,适配体再经 π-π 堆积吸附到 SDBS ...