Related Experiment Video
Updated: Feb 5, 2026

Construction of Synthetic Phage Displayed Fab Library with Tailored Diversity
Published on: May 1, 2018
Construction of Human Naïve Antibody Gene Libraries
Michela Pasello1, Alessandra Mallano2, Michela Flego2
1CRS Development of Biomolecular Therapies, Experimental Oncology Lab, Rizzoli Orthopedic Institute, Bologna, Italy. michela.pasello@ior.it.
Abstract:
Size and variability often represent an obstacle in generating an effective antibody gene library for the detection of an abundant repertoire of antigens. Therefore, optimizing the construction of a large library is essential for the selection of high-affinity reactive fragments. Here, we report a highly efficient method for the construction of a human naïve antibody gene library for the selection of antibodies as single-chain variable fragments. This protocol is based on many different sets of oligonucleotide primers and multistep electroporation and ligation reactions.This advanced method can be adopted by any molecular biology laboratory to generate a naïve library for use in isolating single-chain fragment variables against specific targets.
Related Concept Videos
Antibody Structure
Antibodies, also known as immunoglobulins (Ig), are essential players of the adaptive immune system. These antigen-binding proteins are produced by B cells and make up 20 percent of the total blood plasma by weight. In mammals, antibodies fall into five different classes, which each elicits a different biological response upon antigen binding.
The Y-Shaped Structure of Antibodies Consists of Four Polypeptide Chains
Antibodies consist of four polypeptide chains: two identical heavy...
Organization of Genes
Combinatorial Gene Control
The expression of more than 30,000 genes is controlled by approximately 2000-3000 transcription factors. This is possible because a single transcription factor can recognize more than one regulatory sequence. The specificity in gene...
Construction of Root Locus
For positive gain values, the root locus exists on the real axis to the left of an odd number of finite open-loop poles or zeros. The root locus starts at the open-loop poles and traces the paths of the closed-loop poles as the gain...
Construction of Frequency Distribution
First, make a table with two columns—one with the title of the data that needs to be organized, and the other column for frequency. [Draw a third column for tally marks if needed]. Then, take a look at the items given in the data set and decide if an ungrouped frequency distribution table or a grouped frequency distribution table would be more suitable. If there are large sets of different values, then it is...
Bode Plots Construction

