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Ratiometric fluorescence sensor based on carbon dots as internal reference signal and T7 exonuclease-assisted signal amplification strategy for microRNA-21 detection

EngineeringBiomedical DiagnosticsMolecular BiologyBioimagingSmall RnaCarbon DotsMicrorna DetectionNanosensorMicrorna-21 DetectionSingle-molecule DetectionBiomolecular EngineeringRatiometric Fluorescence Sensor