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    Π˜ΠœΠœΠ£ΠΠžΠ“Π•ΠΠ•Π’Π˜Π§Π•Π‘ΠšΠ˜Π• ΠΠ‘ΠŸΠ•ΠšΠ’Π« Π ΠΠΠΠ•Π“Πž Π Π•Π’ΠœΠΠ’ΠžΠ˜Π”ΠΠžΠ“Πž АРВРИВА

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    The study is aimed to investigate the distribution of alleles of HLA-DRB1 gene in patients with early rheumatoid arthritis and healthy individuals in Russian population, and evaluate their significance as molecular genetic markers of rheumatoid arthritis predisposition and protection. The association between alleles of HLA-DRB1 genes, antibodies to cyclic citrullinated peptides and IgM rheumatoid factor was also studied. Low and high resolution HLA-DRB1 genotyping were compared. In the cohort of patients with early rheumatoid arthritis, the alleles of HLA-DRB1 gene were found to be markers of rheumatoid arthritis protection/risk, especially in the homozygous state. They determined production of antibodies to cyclic citrullinated peptides but were not associated with rheumatoid factor IgM levels. These findings support different autoimmune mechanisms of rheumatoid arthritis pathogenesis.Β Π˜Π·ΡƒΡ‡Π΅Π½ΠΎ распрСдСлСниС Π°Π»Π»Π΅Π»Π΅ΠΉ Π³Π΅Π½Π° HLA-DRB1 Ρƒ Π±ΠΎΠ»ΡŒΠ½Ρ‹Ρ… Ρ€Π°Π½Π½ΠΈΠΌ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½Ρ‹ΠΌ Π°Ρ€Ρ‚Ρ€ΠΈΡ‚ΠΎΠΌ ΠΈ Π·Π΄ΠΎΡ€ΠΎΠ²Ρ‹Ρ… Π»ΠΈΡ† ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΡŒΠ½ΠΎΠΉ Π³Ρ€ΡƒΠΏΠΏΡ‹ российской популяции ΠΈ ΠΎΡ†Π΅Π½Π΅Π½Π° ΠΈΡ… Π·Π½Π°Ρ‡ΠΈΠΌΠΎΡΡ‚ΡŒ Π² качСствС молСкулярно-гСнСтичСских ΠΌΠ°Ρ€ΠΊΠ΅Ρ€ΠΎΠ² прСдрасполоТСнности ΠΈ ΠΏΡ€ΠΎΡ‚Π΅ΠΊΡ†ΠΈΠΈ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½ΠΎΠ³ΠΎ Π°Ρ€Ρ‚Ρ€ΠΈΡ‚Π°. ΠžΠΏΡ€Π΅Π΄Π΅Π»Π΅Π½Π° сила ассоциативной связи Π°Π»Π»Π΅Π»Π΅ΠΉ Π³Π΅Π½Π° HLA-DRB1 с ΠΏΡ€ΠΎΠ΄ΡƒΠΊΡ†ΠΈΠ΅ΠΉ Π°Π½Ρ‚ΠΈΡ‚Π΅Π» ΠΊ цикличСским Ρ†ΠΈΡ‚Ρ€ΡƒΠ»Π»ΠΈΠ½ΠΈΡ€ΠΎΠ²Π°Π½Π½Ρ‹ΠΌ ΠΏΠ΅ΠΏΡ‚ΠΈΠ΄Π°ΠΌ ΠΈ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½ΠΎΠΌΡƒ Ρ„Π°ΠΊΡ‚ΠΎΡ€Ρƒ класса М. Π’ исслСдовании ΠΏΡ€ΠΎΠ²Π΅Π΄Π΅Π½ΠΎ сравнСниС ΠΌΠ΅Ρ‚ΠΎΠ΄ΠΎΠ² высоко- ΠΈ Π½ΠΈΠ·ΠΊΠΎΡ€Π°Π·Ρ€Π΅ΡˆΠ°ΡŽΡ‰Π΅Π³ΠΎ гСнотипирования Π°Π»Π»Π΅Π»Π΅ΠΉ HLA-DRB1. Π£ Π±ΠΎΠ»ΡŒΠ½Ρ‹Ρ… Ρ€Π°Π½Π½ΠΈΠΌ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½Ρ‹ΠΌ Π°Ρ€Ρ‚Ρ€ΠΈΡ‚ΠΎΠΌ ΠΎΠ±Π½Π°Ρ€ΡƒΠΆΠ΅Π½Ρ‹ Π°Π»Π»Π΅Π»ΠΈ Π³Π΅Π½Π° HLA-DRB1, ΡΠ²Π»ΡΡŽΡ‰ΠΈΠ΅ΡΡ ΠΌΠ°Ρ€ΠΊΠ΅Ρ€Π°ΠΌΠΈ риска ΠΈ ΠΏΡ€ΠΎΡ‚Π΅ΠΊΡ†ΠΈΠΈ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½ΠΎΠ³ΠΎ Π°Ρ€Ρ‚Ρ€ΠΈΡ‚Π°, Π΄Π΅Ρ‚Π΅Ρ€ΠΌΠΈΠ½ΠΈΡ€ΡƒΡŽΡ‰ΠΈΠ΅ ΠΏΡ€ΠΎΠ΄ΡƒΠΊΡ†ΠΈΡŽ Π°Π½Ρ‚ΠΈΡ‚Π΅Π» ΠΊ цикличСским Ρ†ΠΈΡ‚Ρ€ΡƒΠ»Π»ΠΈΠ½ΠΈΡ€ΠΎΠ²Π°Π½Π½Ρ‹ΠΌ ΠΏΠ΅ΠΏΡ‚ΠΈΠ΄Π°ΠΌ, Π½ΠΎ Π½Π΅ ассоциированныС с Π°Π½Ρ‚ΠΈΡ‚Π΅Π»Π°ΠΌΠΈ класса M ΠΊ Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½ΠΎΠΌΡƒ Ρ„Π°ΠΊΡ‚ΠΎΡ€Ρƒ. ΠŸΠΎΠ»ΡƒΡ‡Π΅Π½Π½Ρ‹Π΅ Π΄Π°Π½Π½Ρ‹Π΅ ΠΌΠΎΠ³ΡƒΡ‚ ΡΠ²ΠΈΠ΄Π΅Ρ‚Π΅Π»ΡŒΡΡ‚Π²ΠΎΠ²Π°Ρ‚ΡŒ ΠΎ Ρ€Π°Π·Π»ΠΈΡ‡Π½Ρ‹Ρ… Π°ΡƒΡ‚ΠΎΠΈΠΌΠΌΡƒΠ½Π½Ρ‹Ρ… ΠΌΠ΅Ρ…Π°Π½ΠΈΠ·ΠΌΠ°Ρ… ΠΏΠ°Ρ‚ΠΎΠ³Π΅Π½Π΅Π·Π° Ρ€Π΅Π²ΠΌΠ°Ρ‚ΠΎΠΈΠ΄Π½ΠΎΠ³ΠΎ Π°Ρ€Ρ‚Ρ€ΠΈΡ‚Π°.Β 

    Anti-Cyclic Citrullinated Peptide Antibodies in Rheumatoid Arthritis and Behcet's Disease

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