Recent advancement for enhanced e. Coli detection in electrochemical biosensors

The detection of Escherichia coli (E. coli) is crucial for water monitoring, environmental evaluation, and food safety. E. coli is a versatile bacterium with significant implications for human health, necessitating efficient and rapid biosensing technologies for its detection, particularly in water quality control and public health management. At present, the existing detection methods exhibit sensitivity; however, they are time-consuming and require substantial labor, underscoring the need for a swift, sensitive, simple, and cost-effective alternative. Electrochemical biosensors have emerged as a promising solution due to their sensitivity, fast response, selectivity, low cost, and potential for miniaturization. This review presents recent progress in electrochemical biosensors designed specifically for the detection of E. coli, with a focus on electrode surface modifications utilizing nanomaterials and biomolecules. The integration of such modifications has improved the binding affinity and stability of recognition elements, resulting in enhanced sensitivity and reliability in E. coli detection. These developments offer the prospect of more efficient and robust electrochemical biosensors for E. coli monitoring in various applications, including environmental, clinical, and food safety fields.

Automated summary

The detection of Escherichia coli (E. coli) is crucial for water monitoring, environmental evaluation, and food safety. Current detection methods, although sensitive, are time-consuming and labor-intensive, highlighting the need for a swift, sensitive, simple, and cost-effective alternative. Electrochemical biosensors have emerged as a promising solution due to their sensitivity, fast response, selectivity, low cost, and potential for miniaturization.