CD62L expression marks a functionally distinct subset of memory B cells

Summary: The memory B cell response consists of phenotypically distinct subsets that differ in their ability to respond upon antigen re-encounter. However, the pathways regulating the development and function of memory B cell subsets are poorly understood. Here, we show that CD62L and CD44 are progr...

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Main Authors: Christopher H. Hanson, Brittany Henry, Pradhnesh Andhare, Frank J. Lin, Haley Pak, Jackson S. Turner, Lucas J. Adams, Tom Liu, Daved H. Fremont, Ali H. Ellebedy, Brian J. Laidlaw
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Cell Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2211124723015541
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author Christopher H. Hanson
Brittany Henry
Pradhnesh Andhare
Frank J. Lin
Haley Pak
Jackson S. Turner
Lucas J. Adams
Tom Liu
Daved H. Fremont
Ali H. Ellebedy
Brian J. Laidlaw
author_facet Christopher H. Hanson
Brittany Henry
Pradhnesh Andhare
Frank J. Lin
Haley Pak
Jackson S. Turner
Lucas J. Adams
Tom Liu
Daved H. Fremont
Ali H. Ellebedy
Brian J. Laidlaw
author_sort Christopher H. Hanson
collection DOAJ
description Summary: The memory B cell response consists of phenotypically distinct subsets that differ in their ability to respond upon antigen re-encounter. However, the pathways regulating the development and function of memory B cell subsets are poorly understood. Here, we show that CD62L and CD44 are progressively expressed on mouse memory B cells and identify transcriptionally and functionally distinct memory B cell subsets. Bcl6 is important in regulating memory B cell subset differentiation with overexpression of Bcl6 resulting in impaired CD62L+ memory B cell development. Bcl6 regulates memory B cell subset development through control of a network of genes, including Bcl2 and Zeb2. Overexpression of Zeb2 impairs the development of CD62L+ memory B cells. Importantly, CD62L is also differentially expressed on human memory B cells following severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccination and identifies phenotypically distinct populations. Together, these data indicate that CD62L expression marks functionally distinct memory B cell subsets.
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spelling doaj.art-f9679ad7b80f45a38c364d2b3c151f7a2023-12-07T05:28:33ZengElsevierCell Reports2211-12472023-12-014212113542CD62L expression marks a functionally distinct subset of memory B cellsChristopher H. Hanson0Brittany Henry1Pradhnesh Andhare2Frank J. Lin3Haley Pak4Jackson S. Turner5Lucas J. Adams6Tom Liu7Daved H. Fremont8Ali H. Ellebedy9Brian J. Laidlaw10Department of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USADepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USADepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USA; Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, MO, USA; Department of Biochemistry and Molecular Biophysics, Washington University School of Medicine, St. Louis, MO, USADepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, USA; The Andrew M. and Jane M. Bursky Center for Human Immunology & Immunotherapy Programs, Washington University School of Medicine, Saint Louis, MO, USA; Center for Vaccines and Immunity to Microbial Pathogens, Washington University School of Medicine, Saint Louis, MO, USADepartment of Medicine, Washington University School of Medicine, St. Louis, MO, USA; Corresponding authorSummary: The memory B cell response consists of phenotypically distinct subsets that differ in their ability to respond upon antigen re-encounter. However, the pathways regulating the development and function of memory B cell subsets are poorly understood. Here, we show that CD62L and CD44 are progressively expressed on mouse memory B cells and identify transcriptionally and functionally distinct memory B cell subsets. Bcl6 is important in regulating memory B cell subset differentiation with overexpression of Bcl6 resulting in impaired CD62L+ memory B cell development. Bcl6 regulates memory B cell subset development through control of a network of genes, including Bcl2 and Zeb2. Overexpression of Zeb2 impairs the development of CD62L+ memory B cells. Importantly, CD62L is also differentially expressed on human memory B cells following severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccination and identifies phenotypically distinct populations. Together, these data indicate that CD62L expression marks functionally distinct memory B cell subsets.http://www.sciencedirect.com/science/article/pii/S2211124723015541CP: Immunology
spellingShingle Christopher H. Hanson
Brittany Henry
Pradhnesh Andhare
Frank J. Lin
Haley Pak
Jackson S. Turner
Lucas J. Adams
Tom Liu
Daved H. Fremont
Ali H. Ellebedy
Brian J. Laidlaw
CD62L expression marks a functionally distinct subset of memory B cells
Cell Reports
CP: Immunology
title CD62L expression marks a functionally distinct subset of memory B cells
title_full CD62L expression marks a functionally distinct subset of memory B cells
title_fullStr CD62L expression marks a functionally distinct subset of memory B cells
title_full_unstemmed CD62L expression marks a functionally distinct subset of memory B cells
title_short CD62L expression marks a functionally distinct subset of memory B cells
title_sort cd62l expression marks a functionally distinct subset of memory b cells
topic CP: Immunology
url http://www.sciencedirect.com/science/article/pii/S2211124723015541
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