DNA walker-powered ratiometric SERS cytosensor of circulating tumor cells with single-cell sensitivity
Jingrong Xiong, Dong Chen, Jingjing Zhang, Xinyue Fang, Jie Ni, Hongyu Gan, Jinxiang Li, Chunyuan Song
Topics & Concepts
Circulating tumor cellAptamerChemistrySurface-enhanced Raman spectroscopyNanotechnologyDNADetection limitRaman spectroscopyDeoxyribozymeBiophysicsMolecular biologyRaman scatteringMaterials scienceMetastasisCancerBiochemistryBiologyChromatographyOpticsPhysicsGeneticsAdvanced biosensing and bioanalysis techniquesGold and Silver Nanoparticles Synthesis and ApplicationsBiosensors and Analytical Detection