5Sakamaki S, Hirayama Y, Matsunaga T, et al. Transforming growth factor-beta 1 (TGF-beta 1) induces thrombopoietin from bone marrow stromal cells, which stim ul ates the expression of TGF-beta receptor on megakaryocytes and, in turn, renders them susceptib
6Lu L, Wang LS, Cooper RJ, et al. Suppressive effects of TNF-alpha, TGF-beta 1, and chemokines on megakaryocytic colony formation in CD+34 cell s derived from umbilical cord blood compared with mobilized peripheral blood and bone marrow. J Hematother Stem
7Haznedaroglu IC, Buyukasik Y, Kosar A, et al. Thrombopoietin, interleukin-6 , and P-selectin at diagnosis and during post-steroid recovery period of patient s with autoimmune thrombocytopenic purpura. Ann Hematol, 1998;77(4):165.
8Kalina U, Koschmieder S, Hofmann WK, et at. Transforming growth factor-beta 1 interferes with thrombopoietin-induced signal transduction in megakaryoblasti c and erythroleukemic cells. Exp Hematol, 2001;29(5):602.
9Fortunel N, Hatzfeld J, Kisselev S, et al. Release from quiescence of primitive human hematopoietic stem/progenitor cells by blocking their cell-surface TG F-beta type Ⅱ receptor in a short-term in vitro assay: Stem Cells, 2000;18(2):1 02.
10Emmons RV, Reid DM, Cohen RL, et al. Human thrombopoietin levels are high when thrombocytopenia is due to megakaryocyte deficiency and low when due to I ncreased platelet destruction. Blood, 1996;87(10):4068.
