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Clonal composition of neuroantigen-specific CD8+ and CD4+ T-cells in multiple sclerosis
Journal article   Open access   Peer reviewed

Clonal composition of neuroantigen-specific CD8+ and CD4+ T-cells in multiple sclerosis

Brian W Biegler, Shirley X Yan, Sterling B Ortega, Deepani K Tennakoon, Michael K Racke and Nitin J Karandikar
Journal of neuroimmunology, Vol.234(1-2), pp.131-140
05/2011
DOI: 10.1016/j.jneuroim.2011.02.001
PMCID: PMC3092854
PMID: 21397340
url
https://www.ncbi.nlm.nih.gov/pmc/articles/3092854View
Open Access

Abstract

Patients with multiple sclerosis (MS) show a high prevalence of myelin-reactive CD8+ and CD4+ T-cell responses, which are the putative effectors/modulators of CNS neuropathology. Utilizing a novel combination of short-term culture, CFSE-based sorting and anchored PCR, we evaluated clonal compositions of neuroantigen-targeting T-cells from RRMS patients and controls. CDR3 region analysis of TCRβ chains revealed biased use of specific TCRBV-bearing CD4+ clones. CD8+ clones showed homology to published TCR from CNS-infiltrating T-cells in MS lesions. These studies are the first description of TCR usage of CNS-specific CD8+ T-cells and provide insights into their potential regulatory role in disease.
Multiple sclerosis TCR CD4 Myelin CDR3 CD8

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