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Biosensors and enzyme immobilized electrodes.

R S Phadke1

  • 1Chemical Physics Group, Tata Institute of Fundamental Research, Bombay, India.

Bio Systems
|January 1, 1992
PubMed
Summary

Biosensors, devices using biological elements and transducers, offer rapid analytical methods for medical and environmental needs. Future engineering and biochemical advancements are crucial for optimizing biosensor performance and expanding applications.

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Area of Science:

  • Biotechnology
  • Analytical Chemistry
  • Sensor Technology

Background:

  • Biosensors integrate biological sensing elements with transducers (electronic, optical, electrical) for analytical applications.
  • Enzymes serve as highly selective natural sensors, driving innovation in biosensor development.
  • Medical requirements, such as instant clinical sample analysis and in-vivo monitoring, are key drivers for biosensor research.

Purpose of the Study:

  • To highlight the transformative potential of biosensor technology in analytical methods.
  • To discuss the expanding demand for biosensors across various fields beyond medicine.
  • To identify key areas for future development in biosensor engineering and application.

Main Methods:

  • Utilizes enzymes as highly selective biological sensing elements.
  • Integrates biological components with various transducer types (electronic, optical, electrical).
  • Focuses on analytical method development for diverse sample types.

Main Results:

  • Biosensors provide a powerful tool for radically altering analytical methods.
  • Enzymes' natural selectivity makes them ideal for biosensing applications.
  • Growing demand exists for biosensors in veterinary science, food industry, and environmental monitoring.

Conclusions:

  • Further engineering of biosensor components and devices is essential for successful application.
  • Discovery or engineering of new biochemical reactions is necessary for advancing biosensor capabilities.
  • Prioritizing optimization of response time, selectivity, stability, and cost is critical for future biosensor development.

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