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Related Concept Videos

Antibody Actions01:26

Antibody Actions

Antibodies, or immunoglobulins, are critical players in the immune system's arsenal against invading pathogens. Produced by B cells and plasma cells, their primary role is to detect and bind to specific antigens, molecules found on the surface of pathogens like bacteria or viruses. Beyond antigen recognition, antibodies perform several vital functions that contribute to immune defense.
Neutralization
Antibodies can bind to pathogens, preventing them from infecting host cells. This process...
Antibody Structure01:10

Antibody Structure

Overview
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...
Cross-reactivity00:42

Cross-reactivity

Overview

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Related Experiment Video

Updated: Jul 5, 2026

Antibody Binding Specificity for Kappa (Vκ) Light Chain-containing Human (IgM) Antibodies: Polysialic Acid (PSA) Attached to NCAM as a Case Study
11:10

Antibody Binding Specificity for Kappa (Vκ) Light Chain-containing Human (IgM) Antibodies: Polysialic Acid (PSA) Attached to NCAM as a Case Study

Published on: June 29, 2016

Submitting antibodies to binding arbitration.

Stephen W Michnick1, Sachdev S Sidhu

  • 1Département de Biochimie and Robert Cedergren Centre, Bioinformatique and Genomics, Université de Montréal, C.P. 6128, Succursale centre-ville, Montréal, Québec H3C 3J7, Canada. stephen.michnick@umontreal.ca

Nature Chemical Biology
|May 20, 2008
PubMed
Summary

Modern antibody production methods are underutilized despite being superior to traditional hybridoma and polyclonal techniques. A cultural shift is needed to adopt these advanced technologies for broader research and therapeutic applications.

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Anti-Nuclear Antibody Screening Using HEp-2 Cells
13:01

Anti-Nuclear Antibody Screening Using HEp-2 Cells

Published on: June 23, 2014

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Last Updated: Jul 5, 2026

Antibody Binding Specificity for Kappa (Vκ) Light Chain-containing Human (IgM) Antibodies: Polysialic Acid (PSA) Attached to NCAM as a Case Study
11:10

Antibody Binding Specificity for Kappa (Vκ) Light Chain-containing Human (IgM) Antibodies: Polysialic Acid (PSA) Attached to NCAM as a Case Study

Published on: June 29, 2016

Anti-Nuclear Antibody Screening Using HEp-2 Cells
13:01

Anti-Nuclear Antibody Screening Using HEp-2 Cells

Published on: June 23, 2014

Area of Science:

  • Biotechnology
  • Immunology
  • Protein Engineering

Background:

  • Antibody production for research and therapeutics has been dominated by hybridoma and polyclonal technologies for 30 years.
  • More modern, reliable, and cost-effective antibody generation approaches have not achieved widespread adoption.

Purpose of the Study:

  • To discuss the reasons behind the slow adoption of newer antibody production technologies.
  • To advocate for a cultural shift in the biomedical research community to embrace advanced binding protein generation methods.

Main Methods:

  • Review and discussion of current trends in antibody production.
  • Analysis of barriers to the adoption of novel protein engineering platforms.

Main Results:

  • Identified historical dominance of established, albeit less efficient, antibody production methods.
  • Highlighted the potential of newer technologies to overcome limitations of current approaches.

Conclusions:

  • A cultural shift is necessary to integrate advanced antibody and binding protein technologies into mainstream biomedical research.
  • Widespread adoption could unlock numerous new applications in research and medicine.