7[7]Morin PJ,Sparks AB,Korinek V,Barker N,Clevers H,Vogelstein B,Kinzler KW.Activation of beta-catenin-Tcf signaling in colon cancer by mutations in beta-catenin or APC.Science 1997; 275:1787-1790
8[8]Oshima M,Oshima H,Kitagawa K,Kobayashi M,Itakura C,Taketo M.Loss of Apc heterozygosity and abnormal tissue building in nascent intestinal polyps in mice carrying a truncated Apc gene.Proc Natl Acad Sci USA 1995; 92:4482-4486
9[9]Harada N,Tamai Y,Ishikawa T,Sauer B,Takaku K,Oshima M,Taketo MM.intestinal polyposis in mice with a dominant stable mutation of the beta-catenin gene.EMBO J 1999; 18:5931-5942
10[10]Kolodner RD,Marsischky GT.Eukaryotic DNA mismatch repair.Curr Opin Genet Dev 1999; 9:89-96