A review on graphene-based electrochemical sensor for mycotoxins detection

Area of Science:

• Analytical Chemistry
• Materials Science
• Biosensing

Background:

• Mycotoxins pose significant risks to human and animal health, necessitating stringent regulatory oversight.
• Contamination of foodstuffs and feed stocks with mycotoxins is a persistent global concern.
• Accurate and sensitive detection methods are crucial for ensuring food safety and compliance.

Purpose of the Study:

• To examine recent advancements in nanomaterial-based sensors for mycotoxin detection.
• To review the development and application of graphene-based electrochemical sensors in this field.
• To discuss the challenges and limitations in current mycotoxin sensing technologies.

Main Methods:

• Literature review focusing on nanomaterial-based electrochemical sensors.
• Analysis of sensor performance metrics for mycotoxin detection.
• Evaluation of different recognition elements and their impact on sensor sensitivity and selectivity.

Main Results:

• Graphene-based electrochemical sensors offer high sensitivity and selectivity for mycotoxin detection.
• Various nanomaterials and surface functionalization strategies enhance sensor performance.
• Recognition element design is critical for accurate mycotoxin identification.

Conclusions:

• Nanomaterial-based sensors, particularly graphene electrochemical sensors, represent a promising approach for mycotoxin detection.
• Further research is needed to overcome challenges related to sensor stability, cost-effectiveness, and real-world applicability.
• Continued development of novel recognition elements will improve the specificity and reliability of mycotoxin analysis.