SEARCH Articles Figures Tables Biosensor generations First-Generation Biosensors First-generation enzyme-based biosensors First-generation glucose biosensors First-generation oxidase-based biosensors Second-generation biosensors Second-generation enzyme-based biosensors Second-generation glucose biosensors Second-generation glucose biosensors GOx and electrode surfaces Second-generation glucose biosensors electron transfer Third-Generation Biosensors Third-generation biosensor Third-generation enzyme-based biosensors