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Biosensing methods for xanthine determination: a review.

Chandra Shekhar Pundir1, Rooma Devi1

  • 1Department of Biochemistry, M D University, Rohtak 124 001, Haryana, India.

Enzyme and Microbial Technology
|March 18, 2014
PubMed
Summary
This summary is machine-generated.

Xanthine biosensors utilizing immobilized xanthine oxidase (XOD) offer a simple, rapid, and cost-effective method for detecting xanthine. These biosensors are valuable for assessing food freshness and diagnosing metabolic disorders.

Keywords:
ImmobilizationMeatNanomaterialsSerumUrineXanthineXanthine biosensorXanthine oxidase

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Area of Science:

  • Biochemistry
  • Analytical Chemistry
  • Biosensor Technology

Background:

  • Xanthine is a purine derivative crucial for assessing food freshness and diagnosing metabolic disorders like gout and renal failure.
  • Traditional chromatographic methods for xanthine quantification are complex, time-consuming, and require expensive equipment.
  • Xanthine oxidase (XOD) plays a key role in xanthine metabolism, making it a target for biosensor development.

Purpose of the Study:

  • To review immobilization methods for XOD in xanthine biosensors.
  • To classify and analyze the performance of various xanthine biosensors.
  • To discuss the applications, advantages, and limitations of XOD-based xanthine biosensors.

Main Methods:

  • Review of literature on XOD immobilization techniques.
  • Analysis of different matrices used in xanthine biosensor construction.
  • Evaluation of analytical performance, including sensitivity, selectivity, and response time.

Main Results:

  • Immobilized XOD biosensors provide a simple, rapid, sensitive, and economical alternative to chromatographic methods.
  • Various immobilization strategies and matrices have been explored to enhance biosensor performance.
  • Xanthine biosensors demonstrate significant potential in food analysis and clinical diagnostics.

Conclusions:

  • XOD-based biosensors represent a promising technology for efficient xanthine determination.
  • Further research can improve the stability, sensitivity, and applicability of these biosensors.
  • These biosensors offer a valuable tool for both industrial and medical applications.