Targeting transcription factors for therapeutic benefit in rheumatoid arthritis

Thivya Balendran1, Keith Lim2, John A Hamilton1

  • 1Department of Medicine, Royal Melbourne Hospital, The University of Melbourne, Parkville, VIC, Australia.

PubMed

Insights

Rheumatoid arthritis (RA) treatments face challenges. Targeting key transcription factors (TFs) like NF-κB, STATs, AP-1, and IRFs offers a promising new approach for RA therapy.

Area of Science:

  • Immunology
  • Molecular Biology
  • Pharmacology

Background:

  • Rheumatoid arthritis (RA) is a debilitating autoimmune disease characterized by inflammation, pain, and joint destruction.
  • Current RA treatments aim to reduce inflammation and halt disease progression but often have limitations like recurrence and adverse effects.
  • These limitations necessitate novel therapeutic strategies for managing RA.

Purpose of the Study:

  • To review the critical roles of specific transcription factors (TFs) in RA pathogenesis.
  • To explore the potential of targeting these TFs for novel RA treatment strategies.
  • To discuss the therapeutic implications of targeting NF-κB, STATs, AP-1, and IRFs in RA.

Main Methods:

  • Literature review of scientific articles on RA, inflammation, and transcription factors.
  • Analysis of the involvement of NF-κB, STATs, AP-1, and IRFs in RA-related inflammatory pathways.
  • Evaluation of current and potential therapeutic interventions targeting these TFs.

Main Results:

  • Identified four key transcription factors (NF-κB, STATs, AP-1, IRFs) central to RA inflammation.
  • Demonstrated the role of these TFs in activating crucial inflammatory mediators in RA.
  • Highlighted the potential of targeting these TFs with synthetic or natural compounds.

Conclusions:

  • Transcription factors play a pivotal role in the inflammatory processes of rheumatoid arthritis.
  • Targeting specific TFs like NF-κB, STATs, AP-1, and IRFs presents a promising avenue for developing more effective RA therapies.
  • Further research into TF-targeted therapies could overcome limitations of current RA treatments.

Related Concept Videos

The JAK-STAT Signaling Pathway01:20

The JAK-STAT Signaling Pathway

Several cytokine receptors have tightly bound Janus kinase or JAK proteins attached at their cytosolic tail. Small signaling molecules such as cytokines, growth hormones, or prolactins bind to the cytokine receptors and initiate their dimerization. The dimerization brings the cytosolic JAKs together that trans-phosphorylate and activates each other. The activated JAKs now phosphorylate cytosolic tails of the cytokine receptors, which serve as binding sites for adaptor proteins such as  SH2...
9.0K
Transcription Factors02:16

Transcription Factors

Tissue-specific transcription factors contribute to diverse cellular functions in mammals. For example, the gene for beta globin, a major component of hemoglobin, is present in all cells of the body. However, it is only expressed in red blood cells because the transcription factors that can bind to the promoter sequences of the beta globin gene are only expressed in these cells. Tissue-specific transcription factors also ensure that mutations in these factors may impair only the function of...
76.2K
Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF01:24

Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF

Tumor Necrosis Factor (TNF), a proinflammatory cytokine, contributes significantly to the inflammation seen in Crohn's disease. It exists as soluble TNF and membrane-bound TNF, with actions mediated through TNF receptors (TNFR). TNFR activation leads to the release of proinflammatory cytokines, T-cell activation, collagen production, and leukocyte migration, all contributing to inflammation in Crohn's disease. Anti-TNF monoclonal antibodies, namely infliximab (Remicade), adalimumab...
175
T Cell Types and Functions01:24

T Cell Types and Functions

When T cells with CD4 markers are activated, they give rise to two types of effector cells: helper T cells and regulatory T cells. Meanwhile, T cells with CD8 markers differentiate into effector cytotoxic T cells. The differentiation of CD4 T cells into helper T cell subsets, such as Th1, Th2, and Th17 cells, is dependent on the antigen type, antigen-presenting cell, and regulatory cytokines.
Th1 cells stimulate dendritic cells to express necessary co-stimulatory molecules on their surfaces for...
1.1K
General Transcription Factors01:30

General Transcription Factors

Tissue-specific transcription factors contribute to diverse cellular functions in mammals. For example, the gene for beta globin, a major component of hemoglobin, is present in all cells of the body. However, it is only expressed in red blood cells because the transcription factors that can bind to the promoter sequences of the beta globin gene are only expressed in these cells. Tissue-specific transcription factors also ensure that mutations in these factors may impair only the function of...
5.4K
Master Transcription Regulators02:23

Master Transcription Regulators

Master transcription regulators are regulatory proteins that are predominantly responsible for regulating the expression of multiple genes. Often these genes work in concert to drive a  complex process. Activation of a master transcription regulator can lead to a cascade of transcriptional activation necessary for that outcome. These regulators can directly bind to the regulatory sequences of the various genes involved, or they can indirectly regulate transcription by binding to regulatory...
6.9K