CXCL10 (IP-10): Navigating the Complex Landscape of Inflammatory Signalling
Immunology / Cytokines
Introduction
- CXCL10 or Interferon gamma-inducible Protein 10 (IP-10) is a chemokine involved in immune system communication and inflammatory reactions.
- Acts as a messenger to coordinate cell interactions for defence mechanisms and inflammatory pathways.
Molecular Characteristics and Biosynthesis
- Member of the CXC chemokine family.
- Encoded by the CXCL10 gene.
- Comprises 98 amino acids with a molecular weight of approximately 11.7 kDa.
- Key structural features:
- ELR (Glutamate-Leucine-Arginine) motif absent.
- High affinity for CXCR3 receptor.
- Ability to form complex intermolecular interactions.
- Rapid response to inflammatory stimuli.
Activation and Production Mechanisms
- Synthesis triggered by:
- Interferon-γ (IFN-γ) stimulation.
- Inflammatory cytokine activation.
- Viral and bacterial infections.
- Oxidative stress.
- Cellular damage responses.
- Primary production sites:
- Endothelial cells.
- Fibroblasts.
- Epithelial cells.
- Monocytes.
- Activated immune cells.
Immunological Signalling and Cellular Recruitment
- Binds specifically to CXCR3 receptor.
- Attracts activated T lymphocytes.
- Facilitates immune cell migration.
- Regulates inflammatory cell trafficking.
- Supports adaptive immune responses.
- Cellular recruitment capabilities:
- T helper 1 (Th1) lymphocytes.
- Natural killer (NK) cells.
- Monocytes.
- Memory T cells.
Multifaceted Roles in Health and Disease
- Immune System Modulation:
- Coordinates adaptive immune responses.
- Supports antiviral defence mechanisms.
- Modulates inflammatory cell migration.
- Regulates immune cell activation.
- Contributes to pathogen clearance.
- Disease Association and Clinical Significance:
- Viral Infections: HIV progression monitoring, COVID-19 immune response, Hepatitis viral dynamics, Influenza immune interactions.
- Autoimmune Disorders: Rheumatoid arthritis progression, Multiple sclerosis pathogenesis, Type 1 diabetes immune mechanisms, Systemic lupus erythematosus.
- Cancer Immunology: Tumor microenvironment regulation, Immune surveillance, Potential therapeutic target, Metastasis progression monitoring.
Research Frontiers and Therapeutic Potential
- Cutting-edge research explores CXCL10's potential in:
- Developing targeted immunotherapies.
- Creating precision medicine approaches.
- Understanding complex inflammatory processes.
- Monitoring disease progression.
- Designing novel diagnostic strategies.
- Potential therapeutic approaches:
- CXCL10 inhibition strategies.
- Receptor modulation techniques.
- Personalized immunomodulation.
- Biomarker development.
- Inflammatory response management.
Suitable ELISA Kits
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