3Naef M, Ishiwata T, Ftiess H, et al. Differential localization of transforming growth factor- beta isoforms in human gastric mucosa and overexpression in gastric carcinoma[J]. Int J Cancer, 1997,71:131-137.
4Picon A, Gold LI, Wang J, et al. A subset of metastatic human colon cancers expresses elevated levels of transforming growth factor-beta 1 [J]. Cancer Epidemiol Biomarkers Prev,1998,7(6) :497-504.
5Pasche B. Role of transforming growth factor beta in cancer[J]. J Cell Physiol ,2001,186(2): 153-168.
6Matsushita M, Matsuzaki K, Date M, et al. Down-regulation of TGF-beta receptors inhuman colorectal cancer: implications for cancer development[J] . Br J cancer, 1999,80(1-2): 194-205.
7Zhang T, Nanney LB, Peeler MO. Decreased transforming growth factor β type Ⅱ receptor expression in intestinal adenomas from Min/+ Mice is associated with increased cyclinD1 and cyclin-dependent kinase 4 expression[J]. Cancer Res,1997,17(9): 1638-1643.
8Schutte M, Hruban R H, Hedrick L, et al. DPC4 gene in various tumor types. Cancer Res, 1996,56: 2527-2530.
9Maehara Y, Kakeji Y, Kabashima A, et al. Role of transforming growth factor betal in invasion and metastasizin8 as triccarcinoma. J Clin Oncol,1999,17: 607-614.
10Massaguej. TGF β signal transduction. Ann Rev Biochem, 1998,67:753-791.
