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Aptamer biosensor for label-free impedance spectroscopy detection of potassium ion based on DNA G-quadruplex conformation

EngineeringAptamer BiosensorBiosensing SystemsBioanalysisDna AnalysisMolecular BiologyNucleic Acid Amplification TestAnalytical ChemistryNucleic Acid AmplificationSolution Nmr SpectroscopyDna ComputingMedicinePotassium IonDna G-quadruplex ConformationBiomolecular Engineering