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Canagliflozin impairs T cell effector function via metabolic suppression in autoimmunity

  • Benjamin J. Jenkins
  • , Julianna Blagih
  • , Fernando M. Ponce-Garcia
  • , Mary Canavan
  • , Nancy Gudgeon
  • , Simon Eastham
  • , David Hill
  • , Megan M. Hanlon
  • , Eric H. Ma
  • , Emma L. Bishop
  • , April Rees
  • , James G. Cronin
  • , Elizabeth C. Jury
  • , Sarah K. Dimeloe
  • , Douglas J. Veale
  • , Catherine A. Thornton
  • , Karen H. Vousden
  • , David K. Finlay
  • , Ursula Fearon
  • , Gareth W. Jones
  • Linda V. Sinclair, Emma E. Vincent, Nicholas Jones (Lead / Corresponding author)

Research output: Contribution to journalArticlepeer-review

638 Downloads (Pure)

Abstract

Augmented T cell function leading to host damage in autoimmunity is supported by metabolic dysregulation, making targeting immunometabolism an attractive therapeutic avenue. Canagliflozin, a type 2 diabetes drug, is a sodium glucose co-transporter 2 (SGLT2) inhibitor with known off-target effects on glutamate dehydrogenase and complex I. However, the effects of SGLT2 inhibitors on human T cell function have not been extensively explored. Here, we show that canagliflozin-treated T cells are compromised in their ability to activate, proliferate, and initiate effector functions. Canagliflozin inhibits T cell receptor signaling, impacting on ERK and mTORC1 activity, concomitantly associated with reduced c-Myc. Compromised c-Myc levels were encapsulated by a failure to engage translational machinery resulting in impaired metabolic protein and solute carrier production among others. Importantly, canagliflozin-treated T cells derived from patients with autoimmune disorders impaired their effector function. Taken together, our work highlights a potential therapeutic avenue for repurposing canagliflozin as an intervention for T cell-mediated autoimmunity.
Original languageEnglish
Pages (from-to)1132-1146
Number of pages15
JournalCell Metabolism
Volume35
Issue number7
Early online date24 May 2023
DOIs
Publication statusPublished - 11 Jul 2023

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • immunometabolism
  • T cell
  • CD4 T cell
  • gliflozins
  • canagliflozin
  • autoimmunity
  • human
  • CD4 T cell

ASJC Scopus subject areas

  • Molecular Biology
  • Physiology
  • Cell Biology

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