The effect of methotrexate and azathioprine on the serum levels of IgA-a1-antitrypsin complex in juvenile chronic arthritis

Autor: J.K. Lacki, K. Klama, H. Michels, H. Truckenbrodt, S. Mackiewicz, W. Muller
Jazyk: angličtina
Rok vydání: 1997
Předmět:
Zdroj: Brazilian Journal of Medical and Biological Research, Vol 30, Iss 6, p 763 (1997)
Druh dokumentu: article
ISSN: 0100-879X
1414-431X
DOI: 10.1590/S0100-879X1997000600010
Popis: In the present study we investigated the influence of methotrexate (MTX) and azathioprine (AZA) on the serum levels of the IgA-a1-antitrypsin (IgA-AT) complex in patients with the systemic form of juvenile chronic arthritis (JCA). Fifty-six JCA patients (22 treated with MTX, 18 treated with AZA, and 16 not treated with any immunosuppressive agent) were enrolled in the study. MTX dosage ranged from 0.3 to 0.5 mg kg-1 week-1, while AZA was given daily at an average dose of 1 mg/kg. MTX was given for 13 months (SD = 7 months) whereas AZA for 11 months (SD = 6 months). The average value of the complex was higher in JCA patients than in both control groups (0.74 ± 0.73 U vs 0.37 ± 0.13 U (control children), Pa1-acid-glycoprotein (r = 0.45, Pa1-antichymotrypsin (r = 0.52, Pa1-antitrypsin (r = 0.40, P
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