DepartmentofGastroenterology;
FirstHospitalofChinaMedicalUniversity;
Sh_enyang110001;
LiaoningProvince;
ofChina;
DepartmentofSurgery;
SecondHospitalofChinaMedicalUniversity;
Shenyang110003;
LiaoningProvince;
China;
TheFourthLaboratory;
CancerInstitute;
FirstHospitalofChinaMedicalUniversity;
Shenyang110001;
LiaoningProvince;
China;
异型结合性; 10q23.3; 基因突变; 肿瘤抑制基因; PTEN; 胃癌; 癌症; 前期损害; 消化系统; LOH;