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Yan W, Qin X, Sang X, Zhou X, Zheng Y, Yuan Y, Zhang Y. DNAzyme amplified dispersion state change of gold nanoparticles and its dual optical channels for ultrasensitive and facile detection of lead ion in preserved eggs. Food Chem. 2024 Mar 01;435():137538. doi: 10.1016/j.foodchem.2023.137538. PMID: 37774625. |