Biosensor Principle (image) Helmholtz Association Caption Biosensor principle: The biological receptor element recognises the analyte in a complex sample. The receptor is in intimate contact to the transducer to transform the recognition signal into an electrical signal. The connected data processing unit directly generates the measuring value. Credit Graphic: Verena Helbig, mehrblau_kommunikationsdesign on/offline Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.