Electrochemical Peptide-Based Sensors for Foodborne Pathogens Detection

Area of Science:

• Food Science
• Analytical Chemistry
• Biosensor Technology

Background:

• Food safety and quality control are critical for public health, with contaminants posing risks to vulnerable populations.
• Existing detection methods for foodborne pathogens and contaminants require continuous technological advancement.
• Peptide-based sensors are emerging as a viable alternative to traditional immuno-, apta-, or DNA-based sensors in food research.

Purpose of the Study:

• To provide an overview of electrochemical biosensors utilizing peptides as bio-recognition elements.
• To highlight the application of these sensors for rapid, non-destructive, and in-situ food analysis.
• To compare peptide-based electrochemical sensors with optical and piezoelectrical counterparts.

Main Methods:

• Review of scientific literature published primarily in the last decade on peptide-based electrochemical biosensors.
• Analysis of sensor performance metrics and comparison across different sensor types.
• Discussion of foodstuff pretreatment methods relevant to biosensor applications.

Main Results:

• Peptide-based electrochemical biosensors show significant potential for sensitive and selective detection of food contaminants.
• These sensors offer advantages for rapid, non-destructive, and in-situ analysis compared to conventional methods.
• Analytical performance is compared, providing insights into the strengths of electrochemical peptide-based sensors.

Conclusions:

• Electrochemical biosensors employing peptides represent a powerful tool for improving food safety and quality control.
• Further development and application of these sensors can significantly contribute to safeguarding public health.
• The review underscores the importance of peptide-based biosensors for future food analysis technologies.