Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Affinity and Avidity01:41

Affinity and Avidity

38.4K
Overview
38.4K
Antibody Actions01:26

Antibody Actions

2.3K
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...
2.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A gender-sensitized lifestyle intervention powered by sport fandom in men with overweight or obesity: a 1-year cost-effectiveness analysis of the Hockey FIT Trial.

International journal of obesity (2005)·2026
Same author

Correction: Antibodies and cryptographic hash functions: quantifying the specificity paradox.

Frontiers in immunology·2026
Same author

Health and Implementation Outcomes of Hockey Fans in Training (Hockey FIT) for Women: A Single-Arm Intervention Study.

Translational behavioral medicine·2025
Same author

"Those risks, that preventative work, that is the bedrock of family medicine": A foucauldian discourse analysis of communicating risk for type 2 diabetes among primary care providers.

BMC primary care·2025
Same author

Process evaluation of the Hockey Fans in Training lifestyle intervention (for men with overweight or obesity).

Translational behavioral medicine·2025
Same author

A rapid systematic review of the effect of health or peer volunteers for diabetes self-management: Synthesizing evidence to guide social prescribing.

PLOS global public health·2024

Related Experiment Video

Updated: Jan 10, 2026

Author Spotlight: A Pseudotype Virus System for Assessing Omicron Subvariants and Neutralizing Antibodies in SARS-CoV-2 Research
06:08

Author Spotlight: A Pseudotype Virus System for Assessing Omicron Subvariants and Neutralizing Antibodies in SARS-CoV-2 Research

Published on: September 8, 2023

1.7K

Antibodies and cryptographic hash functions: quantifying the specificity paradox.

Robert J Petrella1,2

  • 1Department of Chemistry and Chemical Biology, Harvard University, Cambridge, MA, United States.

Frontiers in Immunology
|November 21, 2025
PubMed
Summary

The immune system balances high specificity and degeneracy using models similar to cryptographic algorithms. This research quantifies how antibodies achieve both, preventing self-reactivity and enhancing immune response specificity.

Keywords:
adaptive immune systemantibodiesantigensdegeneracyepitopespolyreactivitypolyspecificityreceptors

More Related Videos

Quantification of Protein Interaction Network Dynamics using Multiplexed Co-Immunoprecipitation
07:57

Quantification of Protein Interaction Network Dynamics using Multiplexed Co-Immunoprecipitation

Published on: August 21, 2019

9.1K
Synthetic Antigen Controls for Immunohistochemistry
09:30

Synthetic Antigen Controls for Immunohistochemistry

Published on: August 23, 2021

2.9K

Related Experiment Videos

Last Updated: Jan 10, 2026

Author Spotlight: A Pseudotype Virus System for Assessing Omicron Subvariants and Neutralizing Antibodies in SARS-CoV-2 Research
06:08

Author Spotlight: A Pseudotype Virus System for Assessing Omicron Subvariants and Neutralizing Antibodies in SARS-CoV-2 Research

Published on: September 8, 2023

1.7K
Quantification of Protein Interaction Network Dynamics using Multiplexed Co-Immunoprecipitation
07:57

Quantification of Protein Interaction Network Dynamics using Multiplexed Co-Immunoprecipitation

Published on: August 21, 2019

9.1K
Synthetic Antigen Controls for Immunohistochemistry
09:30

Synthetic Antigen Controls for Immunohistochemistry

Published on: August 23, 2021

2.9K

Area of Science:

  • Immunology
  • Systems Biology
  • Computational Biology

Background:

  • Immune response specificity is crucial for function.
  • Antibody binding exhibits multispecificity or degeneracy, creating a paradox.
  • Understanding this paradox is key to immune system comprehension.

Purpose of the Study:

  • To explore and quantify the paradox of immune specificity and degeneracy.
  • To model antibody-antigen interactions using systems analysis and statistical methods.
  • To investigate mechanisms for avoiding self-reactivity and improving immune response specificity.

Main Methods:

  • Systems analysis incorporating set theory.
  • Structural and statistical modeling of immunological and biochemical data.
  • Development of a chemico-spatial model for epitope diversity and a binary model for antibody-antigen binding.

Main Results:

  • Quantified average antibody and epitope degeneracies and specificities.
  • Demonstrated simultaneous achievement of high specificity and degeneracy via decoupling.
  • Illustrated cryptographic algorithm parallels (secure hash algorithms) in immune recognition.
  • Showcased antibody-epitope interaction models for avoiding self-antigens and improving polyclonal specificity.

Conclusions:

  • The humoral immune system achieves high specificity and degeneracy by decoupling these properties.
  • Models suggest mechanisms for preventing autoimmunity despite antibody multispecificity.
  • Polyclonal binding likely enhances overall immune response specificity.
  • Developed models may offer predictive utility for humoral immunity parameters.