Lack of functional TCR-epitope interaction is associated with herpes zoster through reduced downstream T cell activation

M Boeren, N de Vrij, MK Ha, S Valkiers, A Souquette, S Gielis, M Kuznetsova, J Schippers, E Bartholomeus, J van den Bergh, N Michels, O Aerts, J Leysen, A Bervoets, J Lambert, E Leuridan, J Wens, K Peeters, MP Emonds, G EliasN Vandamme, H Jansens, W Adriaensen, A Suls, S Vanhee, N Hens, E Smits, P Van Damme, PG Thomas, P Beutels, P Ponsaerts, V Van Tendeloo, P Delputte, K Laukens, P Meysman, B Ogunjimi

Research output: Contribution to journalA1: Web of Science-articlepeer-review

Abstract

The role of T cell receptor (TCR) diversity in infectious disease susceptibility is not well understood. We use a systems immunology approach on three cohorts of herpes zoster (HZ) patients and controls to investigate whether TCR diversity against varicella-zoster virus (VZV) influences the risk of HZ. We show that CD4 + T cell TCR diversity against VZV glycoprotein E (gE) and immediate early 63 protein (IE63) after 1 -week culture is more restricted in HZ patients. Single -cell RNA and TCR sequencing of VZV-specific T cells shows that T cell activation pathways are significantly decreased after stimulation with VZV peptides in convalescent HZ patients. TCR clustering indicates that TCRs from HZ patients co -cluster more often together than TCRs from controls. Collectively, our results suggest that not only lower VZV-specific TCR diversity but also reduced functional TCR affinity for VZV-specific proteins in HZ patients leads to lower T cell activation and consequently affects the susceptibility for viral reactivation.
Original languageEnglish
JournalCell Reports
Volume43
Issue number4
Pages (from-to)1-19
Number of pages19
ISSN2211-1247
DOIs
Publication statusPublished - 2024

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