Flow Cytometric Analysis of Lymphocyte Infiltration in Central Nervous System during Experimental Autoimmune

Zhe Ji1, Chenghua Zhou2, Hongshen Niu3

  • 1Translational Medicine Research Center, Ruijin Hospital North, Shanghai Jiao Tong University School of Medicine; Department of Microbiology and Immunology, Tongji University School of Medicine; jizhe@sibs.ac.cn.

Insights

This study presents a new protocol to isolate and analyze T lymphocytes in the central nervous system (CNS). This method aids in understanding how these cells contribute to autoimmune diseases like multiple sclerosis (MS).

Area of Science:

  • Neuroimmunology
  • Autoimmune Diseases
  • Central Nervous System (CNS) research

Background:

  • Multiple sclerosis (MS) is a CNS autoimmune disease influenced by genetics and environment.
  • Experimental autoimmune encephalomyelitis (EAE) models MS, involving myelin-specific T lymphocytes initiating CNS inflammation.
  • Assessing CNS lymphocyte roles in disease development is crucial but challenging due to isolation difficulties.

Purpose of the Study:

  • To present a novel protocol for isolating, identifying, and characterizing lymphocytes infiltrated in the CNS.
  • To facilitate a deeper understanding of lymphocyte involvement in CNS autoimmune disease pathogenesis.

Main Methods:

  • Development of a refined protocol for lymphocyte isolation from the CNS.
  • Implementation of identification and characterization techniques for infiltrated lymphocytes.

Main Results:

  • The presented protocol enables effective isolation of lymphocytes from the CNS.
  • The method allows for detailed characterization of these infiltrated immune cells.

Conclusions:

  • This protocol overcomes limitations in measuring CNS lymphocyte quantity and quality.
  • It provides a valuable tool for studying the role of lymphocytes in CNS autoimmune diseases like MS and EAE.