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A label-free aptasensor for the sensitive and specific detection of cocaine using supramolecular aptamer fragments/target complex by electrochemical impedance spectroscopy

BiochemistryMedicineNatural SciencesBioanalysisLabel-free AptasensorBiomolecular SpectroscopyAnalytical ChemistrySpecific DetectionElectroanalytical SensorChemical ProbePharmacologyChemical SensorDrug DiscoveryElectrochemical Impedance SpectroscopyDrug Analysis