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In Vitro and In Vivo Assessment of T, B and Myeloid Cells Suppressive Activity and Humoral Responses from Transplant Recipients
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B-cell response in solid organ transplantation.

Stephanie G Yi1, Ahmed Osama Gaber2, Wenhao Chen1

  • 1Division of Transplantation, Department of Surgery, Houston Methodist Hospital, Houston, TX, United States.

Frontiers in Immunology
|August 26, 2022
PubMed
Summary
This summary is machine-generated.

B-cell responses are crucial for organ transplant rejection and are not fully controlled by current T-cell-targeted therapies. This review explores B-cell activation and differentiation pathways in solid organ transplantation.

Keywords:
B cellsalloimmunityrejectiontranscriptional (regulation)transplant

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Area of Science:

  • Immunology
  • Transplantation Biology
  • Molecular Biology

Background:

  • B-cell activation involves complex signaling networks from T-cell interactions.
  • Current immunosuppression primarily targets T cells, leaving B-cell responses in transplantation incompletely managed.
  • B-cell roles in solid organ transplantation extend beyond antibody production.

Purpose of the Study:

  • To review the mechanistic pathways of B-cell activation and differentiation.
  • To examine the transcriptional regulation of B cells in solid organ transplantation.
  • To highlight the significance of B cells in alloimmunity post-transplantation.

Main Methods:

  • Literature review of B-cell biology and transcriptional regulation.
  • Analysis of B-cell subsets including germinal center B cells, plasma cells, and memory B cells.
  • Discussion of signaling pathways in the context of solid organ transplantation.

Main Results:

  • Transcriptional regulation governs B-cell responses to antigens and T-cell signals.
  • B-cell mediated alloimmunity persists despite T-cell-focused immunosuppression.
  • Diverse B-cell functions contribute to transplant outcomes.

Conclusions:

  • Understanding B-cell transcriptional regulation is key to managing transplant alloimmunity.
  • Targeting B-cell pathways may offer novel strategies for improving transplant outcomes.
  • Further research into B-cell plasticity is needed for effective immunosuppression.