Abstract
Susceptibility to ankylosing spondylitis (AS) is polygenic with more than 100 genes identified to date. These include HLA-B27 and the aminopeptidases (ERAP1, ERAP2, and LNPEPS), which are involved in antigen processing and presentation to T-cells, and several genes (IL23R, IL6R, STAT3, JAK2, IL1R1/2, IL12B, and IL7R) involved in IL23 driven pathways of inflammation. AS is also strongly associated with polymorphisms in two transcription factors, RUNX3 and T-bet (encoded by TBX21), which are important in T-cell development and function. The influence of these genes on the pathogenesis of AS and their potential for identifying drug targets is discussed here.
Keywords:
ankylosing spondylitis; autoimmunity; functional genomics; inflammation; therapy.
Publication types
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Research Support, Non-U.S. Gov't
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Review
MeSH terms
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Aminopeptidases / genetics
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CD8-Positive T-Lymphocytes / drug effects
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CD8-Positive T-Lymphocytes / immunology
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CD8-Positive T-Lymphocytes / metabolism
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Core Binding Factor Alpha 3 Subunit / antagonists & inhibitors
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Core Binding Factor Alpha 3 Subunit / genetics*
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Core Binding Factor Alpha 3 Subunit / metabolism
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Gene Expression Regulation / drug effects
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Gene Expression Regulation / immunology*
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HLA-B27 Antigen / genetics
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Humans
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Immunologic Factors / pharmacology
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Immunologic Factors / therapeutic use
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Interleukin-23 / immunology
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Interleukin-23 / metabolism*
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Killer Cells, Natural / drug effects
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Killer Cells, Natural / immunology
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Killer Cells, Natural / metabolism
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Molecular Targeted Therapy / methods
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Polymorphism, Single Nucleotide
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Receptors, Interleukin / immunology
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Receptors, Interleukin / metabolism
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Spondylitis, Ankylosing / genetics
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Spondylitis, Ankylosing / immunology*
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T-Box Domain Proteins / antagonists & inhibitors
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T-Box Domain Proteins / genetics*
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T-Box Domain Proteins / metabolism
Substances
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Core Binding Factor Alpha 3 Subunit
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HLA-B27 Antigen
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Immunologic Factors
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Interleukin-23
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Receptors, Interleukin
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Runx3 protein, human
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T-Box Domain Proteins
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T-box transcription factor TBX21
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Aminopeptidases