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Updated: Jun 24, 2026

Scalable High Throughput Selection From Phage-displayed Synthetic Antibody Libraries
12:55

Scalable High Throughput Selection From Phage-displayed Synthetic Antibody Libraries

Published on: January 17, 2015

Controlling the selection stringency of phage display using a microfluidic device.

Yanli Liu1, Jonathan D Adams, Kelisha Turner

  • 1Neuroscience Research Institute, University of California, Santa Barbara, CA93106, USA.

Lab on a Chip
|April 8, 2009
PubMed
Summary
This summary is machine-generated.

Microfluidic technology precisely controls phage selection washing stringency. This enables rapid isolation of diverse peptide sequences, advancing automated directed evolution for affinity reagents.

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Area of Science:

  • Biotechnology
  • Biochemistry
  • Microfluidics

Background:

  • Phage selection is a key method for discovering affinity reagents.
  • Current methods can be time-consuming and lack precise control over selection parameters.
  • Microfluidic systems offer potential for enhanced control and automation.

Purpose of the Study:

  • To investigate the impact of controlled washing stringency in microfluidics on phage selection.
  • To demonstrate the utility of a microfluidic magnetic separator (MMS) for peptide sequence isolation.
  • To explore the foundation for automated microsystems in directed evolution.

Main Methods:

  • Utilized microfluidic technology for phage selection.
  • Employed a microfluidic magnetic separator (MMS) for controlled washing.
  • Varied washing stringency to assess its effect on isolated peptide diversity.

Main Results:

  • Accurate control of washing stringency in the MMS directly impacted the diversity of isolated peptide sequences.
  • Reproducible magnetic and fluidic forces enabled controlled washing conditions.
  • Rapid convergence of selected peptide sequences was observed.

Conclusions:

  • Microfluidic control over washing stringency is critical for optimizing phage selection.
  • The developed MMS facilitates rapid and controlled isolation of peptide sequences.
  • Findings support the development of automated microsystems for in vitro directed evolution of affinity reagents.