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Tofacitinab in renal transplantation

Martin S Zand1

  • 1Department of Medicine, Division of Nephrology, University of Rochester Medical Center, Box 675, Rochester, NY 14642, USA. Martin_Zand@urmc.rochester.edu

Transplantation Reviews (Orlando, Fla.)
|July 16, 2013
PubMed

Insights

Tofacitinib effectively suppresses the immune system in kidney transplant patients, potentially offering a calcineurin-free alternative. However, its use is linked to increased risks of viral infections and blood disorders.

Area of Science:

  • Immunology
  • Pharmacology
  • Transplantation

Background:

  • Tofacitinib is a Janus kinase (JAK) inhibitor targeting JAK3 and JAK2.
  • It modulates cytokine signaling via the IL-2Rγ chain.
  • JAK inhibitors are explored for immunosuppression in solid organ transplantation.

Purpose of the Study:

  • To review the mechanism of action of tofacitinib.
  • To summarize pre-clinical and clinical data on tofacitinib in solid organ transplantation.
  • To assess its potential as a calcineurin-free immunosuppressive strategy.

Main Methods:

  • Review of pre-clinical studies.
  • Analysis of clinical trial data.
  • Evaluation of tofacitinib's efficacy and safety profile.

Main Results:

  • Tofacitinib demonstrates immunosuppressive effects in renal transplantation.
  • It may improve renal function by avoiding calcineurin inhibitor toxicity.
  • Increased risks observed include CMV, BK, EBV infections, anemia, leukopenia, and PTLD.

Conclusions:

  • Tofacitinib shows promise as an immunosuppressant in renal transplantation.
  • It offers a potential calcineurin-free immunosuppression pathway.
  • Careful monitoring is required due to associated risks of infection and hematologic adverse events.

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