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Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice
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Analyses of Proteinuria, Renal Infiltration of Leukocytes, and Renal Deposition of Proteins in Lupus-prone MRL/lpr Mice

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Role of TWEAK in lupus nephritis: a bench-to-bedside review

Jennifer S Michaelson1, Nicolas Wisniacki, Linda C Burkly

  • 1Immunology Discovery Biology, Biogen Idec, Cambridge, MA 02142, USA.

Journal of Autoimmunity
|June 26, 2012
PubMed

Insights

Targeting the TWEAK/Fn14 pathway offers a promising new treatment for lupus nephritis (LN). Blocking this pathway may protect kidneys from damage and improve patient outcomes.

Area of Science:

  • Nephrology
  • Immunology
  • Molecular Biology

Background:

  • Lupus nephritis (LN) presents a significant unmet clinical need.
  • The TWEAK/Fn14 pathway is implicated in LN pathogenesis.
  • Current treatments for LN have limitations.

Purpose of the Study:

  • To review the role of the TWEAK/Fn14 pathway in LN.
  • To explore the potential of TWEAK/Fn14 blockade for renal protection.
  • To discuss the translational relevance of TWEAK/Fn14 in human LN.

Main Methods:

  • Review of existing literature on TWEAK/Fn14 in LN.
  • Analysis of data from animal models and in vitro systems.
  • Examination of clinical readouts in human LN patients.

Main Results:

  • TWEAK promotes inflammation, cell proliferation, apoptosis, vascular activation, and fibrosis in the renal system.
  • These mechanisms are relevant to the pathology observed in human LN.
  • Preclinical data support the therapeutic potential of targeting TWEAK/Fn14.

Conclusions:

  • Blockade of the TWEAK/Fn14 pathway presents a potential therapeutic strategy for renal protection in LN.
  • Anti-TWEAK therapies may offer improved efficacy and safety compared to current standards of care.
  • A Phase II clinical trial is investigating an anti-TWEAK antibody (BIIB023) for LN treatment.

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