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Updated: Jan 27, 2026
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Analysis of Somatic Hypermutation in the JH4 intron of Germinal Center B cells from Mouse Peyer's Patches
Published on: April 20, 2021
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Plasma cell differentiation during the germinal center reaction
Wataru Ise1, Tomohiro Kurosaki1,2
1Laboratory of Lymphocyte Differentiation, WPI Immunology Frontier Research Center, Osaka University, Osaka, Japan.
Immunological Reviews
|March 16, 2019
Summary
Germinal centers (GCs) drive antibody affinity maturation. Recent research clarifies how GC B cells become plasma cells, crucial for long-term immunity and preventing autoimmunity.
Area of Science:
- Immunology
- Cell Biology
Background:
- Germinal centers (GCs) form in lymphoid tissues after T-dependent antigen exposure.
- Somatic hypermutation within GCs enhances B cell antibody affinity.
- High-affinity B cells differentiate into plasma cells, establishing long-lived humoral immunity.
Purpose of the Study:
- To review recent advancements in understanding plasma cell generation from GC B cells.
- To explore the regulation of this transition for effective immunity and autoimmunity prevention.
Main Methods:
- Review of recent scientific literature and studies.
- Analysis of cellular and molecular mechanisms involved in GC B cell differentiation.
Main Results:
- New insights into the initiation of GC B cell to plasma cell transition.
- Understanding the regulatory pathways governing plasma cell differentiation.
Conclusions:
- Plasma cell generation is a key regulated process in GC reactions.
- Proper regulation is essential for inducing protective immunity and avoiding autoimmunity.
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