A cascade signal amplification strategy for the ultrasensitive fluorescence detection of kanamycin base on exonuclease III and mismatched catalytic hairpin assembly
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This study employs a guanine (G)-rich DNA sequence as the recognition element and integrates exonuclease III (Exo III) with a mismatch catalytic hairpin assembly (MCHA)-based cascade isothermal signal amplification strategy to construct a novel fluorescent DNA... ...