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An electrochemical biosensor for PD-L1 positive exosomes based on ultra-thin two-dimensional covalent organic framework nanosheets coupled with CRISPR-Cas12a mediated signal amplification

EngineeringElectrochemical BiosensorNanobiotechnologyBioelectronicsPd-l1 Positive ExosomesBiomedical EngineeringElectroanalytical SensorNanosensorSignal AmplificationSingle-molecule DetectionBiomolecular Engineering