Abstract Background Autoimmune disorders. including Systemic Lupus Erythematosus (SLE). are associated with increased incidence of hematological malignancies. The matricellular protein osteopontin (OPN) has been linked to SLE pathogenesis. https://www.aitsglobal.com/product-category/%d7%97%d7%a4%d7%a6%d7%99-%d7%90%d7%95%d7%9e%d7%a0%d7%95%d7%aa/