A sensitive and specific electrochemiluminescent sensor for lead based on DNAzyme.
A specific ECL sensor for Pb2+ based on DNAzyme has been developed for the first time; the detection limit of 1.1 x 10(-11) mol l(-1) is much lower than those of fluorescent, colorimetric or electrical biosensors.
Zhu
Xi
X
Ministry of Education Key Laboratory of Analysis and Detection Technology for Food Safety, Department of Chemistry, Fuzhou University, Fuzhou, Fujian 350002, China.
Lin
Zhenyu
Z
Chen
Lifeng
L
Qiu
Bin
B
Chen
Guonan
G
D015374:Biosensing Techniques; D003124:Colorimetry; D021881:DNA, Catalytic / Q000737:chemistry*; D004563:Electrochemistry; D007854:Lead / Q000032:analysis* / Q000737:chemistry*; D008163:Luminescent Measurements / Q000379:methods*; D013499:Surface Properties
D021881:DNA, Catalytic; D007854:Lead