Aerogels prepared from polymeric β-cyclodextrin and graphene aerogels as a novel host-guest system for immobilization of antibodies: a voltammetric immunosensor for the tumor marker CA 15-3.
该三维多孔网络石墨烯气凝胶(GAs)具有大比表面积和优异导电性,负载β-环糊精聚合物(Pβ-CD)后作为固定抗体的支撑材料。基于Pβ-CD/GAs复合平台,设计了一种用于检测肿瘤标志物糖类抗原15-3(CA15-3)的高灵敏免疫传感器。GAs的大比表面积可实现抗体高负载,其优异导电性可提供强电信号。基于GAs与Pβ-CD的协同作用,...