An Efficient Method to Generate Monoclonal Antibodies from Human B Cells

Area of Science:

• Immunology
• Molecular Biology
• Biotechnology

Background:

• Monoclonal antibodies (mAbs) are vital tools in personalized medicine, immunotherapeutics, and studying B-cell biology.
• Efficient generation of antigen-specific mAbs is essential for advancing biomedical research.
• Current methods require optimization for rapid generation and functional analysis.

Purpose of the Study:

• To provide an efficient method for generating antigen-specific monoclonal antibodies (mAbs).
• To optimize single-cell sorting for B-cell receptor cloning and single-cell RNA-sequencing (spec-seq).
• To facilitate the study of B-cell specificity and function.

Main Methods:

• Single-cell B-cell receptor cloning from peripheral blood plasmablasts and memory B cells.
• Optimization of single-cell sorting techniques.
• Integration of B-cell receptor cloning with single-cell RNA-sequencing (spec-seq).

Main Results:

• An efficient protocol for generating antigen-specific mAbs from induced B cells within weeks.
• Optimized single-cell sorting for simultaneous B-cell receptor cloning and RNA-sequencing.
• Demonstrated adaptability of the protocol for various B-cell populations and tissues.

Conclusions:

• The presented method offers a rapid and efficient approach to generate antigen-specific mAbs.
• Optimized single-cell sorting enables comprehensive analysis of B-cell specificity and function.
• This protocol is a valuable tool for personalized medicine, vaccine development, and autoimmune disease research.