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Isolation of Tonsillar Mononuclear Cells to Study Ex Vivo Innate Immune Responses in a Human Mucosal Lymphoid Tissue
07:38

Isolation of Tonsillar Mononuclear Cells to Study Ex Vivo Innate Immune Responses in a Human Mucosal Lymphoid Tissue

Published on: June 14, 2020

[Peripheral T cell subsets in chronic tonsillitis patients]

Rong Luo1, Weijia Kong, Xiang Huang

  • 1Department of Otorhinolaryngology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430022, China.

Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi = Journal of Clinical Otorhinolaryngology Head and Neck Surgery
|August 13, 2009
PubMed

Insights

Chronic tonsillitis patients exhibit immune dysregulation in peripheral blood, with altered T lymphocyte subsets. These findings may aid in assessing disease progression and clinical implications.

Area of Science:

  • Immunology
  • Clinical Medicine
  • Hematology

Background:

  • Chronic tonsillitis is a persistent inflammatory condition affecting the tonsils.
  • Understanding the immune status in chronic tonsillitis is crucial for effective management.
  • T lymphocyte subsets play a key role in immune responses and disease pathogenesis.

Purpose of the Study:

  • To investigate the characteristics of T lymphocyte subsets in patients with chronic tonsillitis.
  • To evaluate the clinical implications of these T cell subset alterations.
  • To correlate immune cell profiles with clinical markers in chronic tonsillitis.

Main Methods:

  • Flow cytometry was used to analyze various T lymphocyte subsets (CD4+, CD8+, naive, memory, activated, apoptotic) in peripheral blood.
  • Samples were collected from 54 chronic tonsillitis patients and 52 healthy controls.
  • Clinical data including serum Cystatin C, ASO, and ESR were recorded for patients.

Main Results:

  • Chronic tonsillitis patients showed significantly lower CD4+ T cells, CD4+/CD8+ ratio, and naive T cells (CD45RA+).
  • An increased percentage of memory (CD45RO+) and apoptotic (CD95+) T lymphocytes were observed in patients.
  • Serum Cystatin C levels negatively correlated with CD4+ CD45RA+ T cells in patients.

Conclusions:

  • Peripheral blood T lymphocyte subset analysis reveals immune dysregulation in chronic tonsillitis.
  • The observed immune alterations may serve as indicators for disease progression.
  • These findings offer valuable insights for the clinical evaluation of chronic tonsillitis patients.
Abstract

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