Serum Soluble Factors Induce the Proliferation, Alkaline Phosphatase Activity and Transforming Growth Factor-β Signal in Osteoblastic Cells in the Patient with Hepatitis C-associated Osteosclerosis - Kaji, H; Naito, J; Sowa, H; Sugimoto, T; Chihara, K (Experimental and Clinical Endocrinology & Diabetes, 2006)