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Related Concept Videos

B Cell Activation and Differentiation01:24

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The adaptive immune response, a sophisticated defense mechanism, relies on the activation and differentiation of B lymphocytes, or B cells. These processes enable our bodies to mount a tailored response against specific pathogens such as bacteria, free virus particles, toxins, and parasites.
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The T and B lymphocytes of the adaptive immune system develop from common lymphoid progenitor cells in the bone marrow. These progenitors give rise to precursors that eventually develop into both T and B lymphocytes. As these precursors mature, they gain the ability to detect and respond to foreign antigens in the body, a process known as immunocompetence. Additionally, these precursors acquire self-tolerance, a process that ensures they do not react to self-antigens. This intricate system...
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The adaptive immune system, a crucial component of the overall immune response, offers a highly specialized defense against pathogens. It involves specific cell types and features, enabling it to combat infections effectively and efficiently.
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Updated: Apr 22, 2026

The Isolation, Differentiation, and Quantification of Human Antibody-secreting B Cells from Blood: ELISpot as a Functional Readout of Humoral Immunity
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The Isolation, Differentiation, and Quantification of Human Antibody-secreting B Cells from Blood: ELISpot as a Functional Readout of Humoral Immunity

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B-lymphocyte subpopulations.

J T Kung1, W E Paul

  • 1Laboratory of Immunology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20205, U.S.A.

Immunology Today
|October 8, 2014
PubMed
Summary
This summary is machine-generated.

B lymphocytes exhibit significant diversity due to varying antigen specificities and distinct differentiation states. This review explores the heterogeneity within immunoglobulin-bearing B lymphocyte subpopulations and their unique characteristics.

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Area of Science:

  • Immunology
  • Cell Biology

Background:

  • B lymphocytes are a type of white blood cell crucial for adaptive immunity.
  • Their diversity arises from antigen receptor specificity and differentiation stages.

Purpose of the Study:

  • To discuss the heterogeneity of B lymphocytes.
  • To highlight subpopulations of immunoglobulin-bearing B lymphocytes and their properties.

Main Methods:

  • Review of existing literature on B lymphocyte heterogeneity.
  • Focus on immunoglobulin-bearing B lymphocyte subpopulations.

Main Results:

  • B lymphocyte diversity is influenced by antigen-specific receptors.
  • Distinct differentiation states contribute to B cell heterogeneity.
  • Subpopulations of immunoglobulin-bearing B lymphocytes possess unique properties.

Conclusions:

  • Understanding B lymphocyte heterogeneity is key to comprehending immune responses.
  • Further research into B cell subpopulations can reveal novel insights into immunity.