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[Peripheral nerve myelin antigen-specific T cells in human]
Rinsho Shinkeigaku = Clinical Neurology
|July 1, 1996
Summary
This study established T cell lines reactive to peripheral myelin antigens in controls and patients with acute inflammatory demyelinating polyneuritis (AIDP). Results suggest P0 180-199 peptide is a T cell epitope in humans.
Area of Science:
- Neuroimmunology
- Autoimmune diseases
- Cellular immunology
Context:
- Acute inflammatory demyelinating polyneuritis (AIDP) is increasingly linked to autoimmune mechanisms involving anti-myelin glycolipid antibodies.
- However, the role of cellular immunity in AIDP pathogenesis remains underexplored.
Purpose:
- To investigate T cell responses to peripheral nerve antigens in humans.
- To establish T cell lines reactive to specific peripheral myelin peptides.
Summary:
- Peripheral myelin antigen-specific T cell lines were successfully established from both healthy controls and AIDP patients.
- Frequencies of T cells reactive to the P0 180-199 peptide were notably higher in an acute-stage AIDP patient compared to controls.
- The P0 180-199 peptide emerged as a potential T cell epitope in human subjects.
Impact:
- These findings contribute to understanding the cellular immune mechanisms underlying AIDP.
- Identifies a specific peptide (P0 180-199) as a potential target for T cell-mediated autoimmune responses in peripheral neuropathies.