Emodin has a cytotoxic activity against human multiple myeloma as a Janus-activated kinase 2 inhibitor - Muto, A; Hori, M; Sasaki, Y; Saitoh, A; Yasuda, I; Maekawa, T; Uchida, T; Asakura, K; Nakazato, T; Kaneda, T; Kizaki, M; Ikeda, Y; Yoshida, T (Mol Cancer Ther, 2007)