Rapidly Expanded EBV-Specific T Cells for the Treatment of Refractory EBV Reactivation and EBV-Related Lymphoproliferative Disorders - Summary - MDSpire

Rapidly Expanded EBV-Specific T Cells for the Treatment of Refractory EBV Reactivation and EBV-Related Lymphoproliferative Disorders

  • By

  • Lorne Schweitzer

  • Stéphanie Thiant

  • Cynthia Thérien

  • Martin Giroux

  • Sylvie Lachance

  • Isabelle Fleury

  • Julie Orio

  • Cédric Carli

  • Gabrielle Boudreau

  • Julien Patenaude

  • Camille Tremblay-Laganière

  • Lynne Senécal

  • Simon F Dufresne

  • Luigina Mollica

  • Suzon Collette

  • Guy Sauvageau

  • Thomas Kiss

  • Sandra Cohen

  • Léa Bernard

  • Nadia Bambace

  • Olivier Veilleux

  • Imran Ahmad

  • Jean Roy

  • Lambert Busque

  • Michel Duval

  • Henrique Bittencourt

  • Pierre Teira

  • Caroline Lamarche

  • Denis-Claude Roy

  • Jean-Sébastien Delisle

  • January 20, 2026

  • 0 min

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Objective:

To evaluate the safety and efficacy of rapidly expanded EBV-specific T cells (VSTs) for treating EBV reactivation and EBV-positive lymphoma in patients refractory to standard therapies, addressing significant treatment gaps.

Key Findings:
  • 67% overall response rate, with 86% in transplant patients, indicating a promising alternative to existing therapies.
  • Six patients achieved or maintained complete responses, highlighting the potential effectiveness of VSTs.
  • Cell infusions were well tolerated with no serious treatment-related adverse events, supporting the safety of this approach.
Interpretation:

The study supports the potential of rapidly expanded EBV-specific T cell therapies in managing refractory EBV reactivation and associated malignancies, particularly in immunocompromised patients, suggesting avenues for future research.

Limitations:
  • Small sample size of the trial, which may limit the generalizability of the findings.
  • Limited diversity in patient demographics and disease states, which could affect the applicability of results.
Conclusion:

Rapidly expanded EBV-specific T cells show promise as a treatment option for refractory EBV-related conditions, warranting further investigation in larger cohorts to validate these findings.

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