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Construction of Synthetic Phage Displayed Fab Library with Tailored Diversity
Published on: May 1, 2018
Phage display of single-chain antibody constructs
1The George S. Wise Faculty of Life Sciences, Tel-Aviv University, Ramat Aviv, Israel.
Current Protocols in Immunology
|April 25, 2008
Summary
Phage display technology enables the selection of tailor-made proteins, such as antibodies, with desired binding properties. This method links genetic information to the displayed molecule for efficient screening and characterization.
Area of Science:
- Biotechnology
- Molecular Biology
- Immunology
Background:
- Phage display is a powerful molecular biotechnology technique.
- It involves expressing recombinant proteins fused to phage coat proteins.
- This physically links the genetic information to the displayed molecule via the phage particle.
Purpose of the Study:
- To provide protocols for constructing and selecting from antibody phage display libraries.
- To outline methods for analyzing phage antibodies.
- To focus on building immune libraries and isolating single-chain antibodies (scFvs).
Main Methods:
- Construction of antibody phage display libraries.
- Selection of antibodies with specific binding affinities.
- Isolation and initial characterization of single-chain variable fragments (scFvs).
Main Results:
- Demonstration of tailor-made protein synthesis and selection.
- Acquisition of desired catalytic properties or binding affinity and specificity.
- Successful isolation of scFvs from immune libraries.
Conclusions:
- Phage display is a versatile platform for protein engineering and antibody discovery.
- The described protocols facilitate the development of antibodies for various applications.
- This technique enables the selection of functional antibodies from immunized sources.
