2Adsay V, Merati K, Andea A, et al. The dichotomy in the preinvasive neoplasia to invasive carcinoma sequence in the pancreas: differential expression of MUC1 and MUC2 supports the existence of two separate pathways of carcinogenesis[J]. Mod Pathol,2002; 15 (10): 1087-1095
3Tanaka M, Kitajima Y, Edakuni G, et al. Abnormal expression of E- cadherin and β-catenin may be a molecular marker of submucosal invasion and lymph node metastasis in early gastric cancer[J]. Br J Surg,2002;89:236-244
4Karayiannakis A J, Syrigos KN, Polychronidis A, et al. Expression patterns of alpha-, beta- and gamma- catenin in pancreatic cancer: correlation with E- cadherin expression, pathological features and prognosis [J]. Anticancer Res, 2001; 21: 4127-4134.
5Yonemasu H, Takashima M, Nishiyama KI, et al.Phenotypical characteristics of undifferentiated carcinoma of the pancreas: a comparison with pancreatic ductal adenocarcinoma and relevance of E-cadherin, alpha catenin and beta catenin expression[J]. Oncol Rep, 2001;8:745-752
6Gunji N, Oda T, Todoroki T, et al. Pancreatic carcinoma: correlation between E- cadherin and alpha-catenin expression status and liver metastasis[J]. Cancer, 1998;82:1649-1656
7Satoh S, Hinoda Y, Hayashi T, et al. Enhancement of metastatic properties of pancreatic cancer cells by MUC1 gene encoding an anti-adhesion molecule[J].Int J Cancer, 2000;88(4): 507-518
8Kondo K, Kohon N, Yokoyama A, et al. Decreased MUC1 expression induces E-cadherin mediated cell adhesion of breast cancer cell lines [J]. Cancer Res,1998; 58: 2014-2019
9LI J,YEN C,LIAW D,et al.PTEN,a putative protein tyrosine phosphatase gene mutated in human brain,breast,and prostate cancer[J].Science,1997,275(5308):1943-1947.
10TAMURA M,GU J,MATSUMOTO K,et al.Inhibition of cell migration,spreading,and focal adhesions by tumor suppressor PTEN[J].Science,1998,280(5369):1614-1617.
