Arthritis Research & Therapy

official impact factor 4.36

Open Access

Osteogenic protein 1 in synovial fluid from patients with rheumatoid arthritis or osteoarthritis: relationship with disease and levels of hyaluronan and antigenic keratan sulfate

Susan Chubinskaya*, Benjamin S Frank, Margaret Michalska, Bhavna Kumar, Charis A Merrihew, Eugene JMA Thonar, Mary E Lenz, Lori Otten, David C Rueger and Joel A Block

Arthritis Research & Therapy 2006, 8:R73 doi:10.1186/ar1947

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