Target-triggered “signal-off” electrochemical aptasensor assisted by Au nanoparticle–modified sensing platform for high-sensitivity determination of circulating tumor cells
Yang Wang, Wenqing Zhang, Xiaoqi Tang, Yunxia Wang, Weiling Fu, Kai Chang, Ming Chen
Topics & Concepts
AptamerDielectric spectroscopyDetection limitCyclic voltammetryColloidal goldNanotechnologyNanoparticleMaterials scienceChemistryLinear rangeElectrodeAnalytical Chemistry (journal)ElectrochemistryChromatographyMolecular biologyPhysical chemistryBiologyAdvanced biosensing and bioanalysis techniquesNanopore and Nanochannel Transport StudiesRNA Interference and Gene Delivery