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Author Spotlight: Engineering Molecular Tools for Disease Detection and Imaging
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Recent advances in the peptide-based biosensor designs.

Yue Xiao1, Ting Zhang1, Houjin Zhang1

  • 1Department of Biotechnology, College of Life Science and Technology, Huazhong University of Science and Technology, MOE Key Laboratory of Molecular Biophysics, Wuhan 430074, China.

Colloids and Surfaces. B, Biointerfaces
|September 22, 2023
PubMed
Summary

Peptides are emerging as superior recognition elements in biosensors, enhancing specificity and sensitivity. This review explores peptide-based optical and electrochemical biosensors for personalized medicine and other applications.

Keywords:
Electrochemical biosensorMolecular interactionOptical biosensorsPeptides

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Area of Science:

  • Biomedical Engineering
  • Analytical Chemistry
  • Materials Science

Background:

  • Biosensors offer sensitive and convenient detection methods, with optical and electrochemical types being most common.
  • Antibodies have traditionally been used as recognition elements, but peptides are gaining recognition for their advantages.
  • Peptides offer high specificity, sensitivity, and stability for biosensor applications.

Purpose of the Study:

  • To review recent advancements in peptide-based optical and electrochemical biosensors.
  • To discuss the applications and future prospects of these peptide biosensors.
  • To highlight the potential of peptide biosensors in personalized medicine.

Main Methods:

  • Review of literature on peptide design and synthesis for biosensor applications.
  • Analysis of studies combining peptide recognition elements with optical detection.
  • Analysis of studies combining peptide recognition elements with electrochemical detection.

Main Results:

  • Peptide-based biosensors demonstrate enhanced specificity, sensitivity, and stability compared to traditional methods.
  • Integration of peptide designs with optical or electrochemical platforms significantly improves biosensor efficacy.
  • Advancements enable the development of biosensors with diverse functions.

Conclusions:

  • Peptide-based biosensors represent a significant advancement in detection technology.
  • These biosensors hold great promise for personalized medicine and various other fields.
  • Further research into peptide biosensors will lay a strong foundation for future innovations.