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A Functional Ser413/Ser413 PAI-2 Polymorphism Is Associated With Susceptibility and Damage Index Score in Systemic Lupus ErythematosusInstituto de Investigación en Reumatología y del Sistema Músculo Esquelético (RSME), Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, University of Guadalajara, Jalisco
Instituto de Investigación en Reumatología y del Sistema Músculo Esquelético (RSME), Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, University of Guadalajara, Jalisco
Departamento de Inmunología y Reumatología del Hospital General de Occidente, Secretaría de Salud Jalisco, Zapopan, Jalisco
Departamento de Inmunología y Reumatología del Hospital General de Occidente, Secretaría de Salud Jalisco, Zapopan, Jalisco
Instituto de Investigación en Reumatología y del Sistema Músculo Esquelético (RSME), Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, University of Guadalajara, Jalisco
Instituto de Investigación en Reumatología y del Sistema Músculo Esquelético (RSME), Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, University of Guadalajara, Jalisco
Laboratorio de Biomedicina Molecular, Unidad Académica de Ciencias Químico Biológicas, Universidad Autónoma de Guerrero, Chilpancingo, Guerrero, Mexico
Instituto de Investigación en Reumatología y del Sistema Músculo Esquelético (RSME), Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, University of Guadalajara, Jalisco, biologiamolecular{at}hotmail.com Systemic lupus erythematosus in some cases is characterized for development of thrombotic events with a significantly increased risk of mortality. The frequencies and clinical associations of Ser413/Cys413 PAI-2 polymorphism in 40 systemic lupus erythematosus, 50 rheumatoid arthritis patients, and 100 healthy subjects were investigated. The Ser413/Ser413 genotype frequency was 53% (lupus), 36% (rheumatoid arthritis), and 35% (healthy subjects). The Ser413 allele was associated with systemic lupus erythematosus (P = .04, odds ratio = 1.76, 95% confidence interval = 1.01-3.06). In all, 4 patient carriers of Ser413/Ser413 genotype, developed thrombotic events. The lupus patients identified with Ser 413/Ser413 genotype showed an increased damage (57%), compared with Ser413/Cys413 and Cys413/Cys413 genotypes, with significant difference (P = .03). These findings suggest an association of Ser413/Ser413 genotype with greater damage index score and Ser413 allele with systemic lupus erythematosus. Besides, PAI-2 polymorphism could be related with thrombotic phenomena in systemic lupus erythematosus
Key Words: plasminogen activator inhibitor 2 polymorphism SLE RA
This version was published on April
1, 2009 Clinical and Applied Thrombosis/Hemostasis, Vol. 15, No. 2,
233-238 (2009) |
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