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Related Experiment Video

Updated: May 3, 2026

Validation of Nanobody and Antibody Based In Vivo Tumor Xenograft NIRF-imaging Experiments in Mice Using Ex Vivo Flow Cytometry and Microscopy
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[Advances in nanobody screening technology].

Xiulan Tang1, Anqi Deng1, Wencong Chen1

  • 1Wenzhou Key Laboratory of Virology and Immunology, Institute of Virology, Wenzhou University, Wenzhou 325035, Zhejiang, China.

Sheng Wu Gong Cheng Xue Bao = Chinese Journal of Biotechnology
|February 19, 2024
PubMed
Summary
This summary is machine-generated.

This review details nanobody (Nb) development, covering library construction, in vitro display, and affinity maturation. It offers a comprehensive guide for creating stable, specific nanobody-based drugs and diagnostic agents.

Keywords:
affinity maturesin vitro display screeningnanobody (Nb)

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Area of Science:

  • Biotechnology
  • Immunology
  • Protein Engineering

Background:

  • Nanobodies (Nb), derived from Camelidae, are small, stable, and highly specific antibody fragments.
  • Their unique properties enable identification of hidden epitopes, leading to diverse applications in diagnostics and therapeutics.
  • Current methods for nanobody development require efficient screening and optimization strategies.

Approach:

  • This review outlines three critical stages: nanobody library construction, in vitro surface display, and affinity maturation.
  • It details various library types (natural, immunological, synthetic) and eight in vitro display techniques (phage, yeast, bacterial, ribosome/mRNA, eukaryotic cell display).
  • Methods like yeast two-hybrid, high-throughput sequencing, and mass spectrometry are discussed for identification and analysis.

Key Points:

  • Systematic explanation of diverse nanobody library construction and in vitro display methodologies.
  • Analysis of advantages and limitations for each screening and identification technique.
  • Summary of in vitro and computational platforms for nanobody affinity maturation and stability enhancement.

Conclusions:

  • Integrated utilization of these technologies facilitates rapid development of nanobody-based agents.
  • Provides a comprehensive protocol for generating stable, reliable, and specific nanobodies.
  • Enables the creation of advanced nanobody-based drugs and diagnostic tools.