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REVIEW Methotrexate anti-tumor activity is a result of the inhibition of folic acid reductase, leading to inhibition of DNA synthesis and inhibition of cellular replication. The mechanism involved in its activity against rheumatoid arthritis is not known.
REFERENCES
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Klareskog L, van der Heijde D, de Jager JP, Gough A, Kalden J, Malaise M, Martin Mola E, Pavelka K, Sany J, Settas L, Wajdula J, Pedersen R, Fatenejad S, Sanda M: Therapeutic effect of the combination of etanercept and methotrexate compared with each treatment alone in patients with rheumatoid arthritis: double-blind randomised controlled trial. Lancet. 2004 Feb 28;363(9410):675-81.
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Johnston A, Gudjonsson JE, Sigmundsdottir H, Ludviksson BR, Valdimarsson H: The anti-inflammatory action of methotrexate is not mediated by lymphocyte apoptosis, but by the suppression of activation and adhesion molecules. Clin Immunol. 2005 Feb;114(2):154-63.
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Graczyk, Julita; Bromatologia i Chemia Toksykologiczna 1980, V13(1), P111-19
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