Polymers and Plastics Modified Electrodes for Biosensors: A Review

Area of Science:

• Electrochemistry
• Materials Science
• Biotechnology

Background:

• Polymer materials offer advantages like flexibility, portability, and cost-effectiveness for biosensing platforms.
• Modified polymers enhance sensitivity, selectivity, biocompatibility, and mechanical properties of electrochemical biosensors.
• Research focuses on both conducting polymers and eco-friendly alternatives (bioplastics, biodegradable, recycled plastics).

Purpose of the Study:

• To review electrochemical biosensors fabricated on modified plastics and polymers.
• To discuss advancements in modified conducting polymers and eco-friendly polymers for improved electrical properties.
• To explore flexible and wearable lab-on-a-chip (LOC) biosensing devices.

Main Methods:

• Literature review of recent advancements in polymer-based electrochemical biosensors.
• Categorization of modified polymers into conducting and environmentally friendly types.
• Discussion of flexible and wearable lab-on-a-chip (LOC) devices.

Main Results:

• Modified conducting polymers improve biosensor sensitivity, selectivity, and biocompatibility.
• Eco-friendly polymers enhance the electrical properties of biosensing platforms.
• Plastic supports enable the development of flexible and wearable biosensing devices.

Conclusions:

• Polymer modification is key to advancing electrochemical biosensor performance.
• Eco-friendly polymers offer sustainable alternatives for biosensor fabrication.
• Emerging trends point towards flexible, wearable LOC biosensing devices.