A rapid and colorimetric biosensor based on GR-5 DNAzyme and self-replicating catalyzed hairpin assembly for lead detection
Fang Wang, Jianyuan Dai, Hongli Shi, Xiaoqian Luo, Xiao Lan, Cuisong Zhou, Yong Guo, Dan Xiao
Abstract
A rapid and colorimetric biosensor for Pb<sup>2+</sup>detection has been constructed on the basis of Pb<sup>2+</sup>-dependent GR-5 DNAzyme and the self-replicating catalyzed hairpin assembly (SRCHA) reaction.
Topics & Concepts
DeoxyribozymeBiosensorChemistryCatalysisDetection limitCombinatorial chemistryNanotechnologyChromatographyBiochemistryMaterials scienceAdvanced biosensing and bioanalysis techniquesElectrochemical Analysis and ApplicationsBiosensors and Analytical Detection