Department of Surgery;
Union Hospital;
Tongji Medical College;
Huazhong University of Science and Technology;
Department of Biochemistry and Molecular Biology;
School of Basic Medical Sciences;
Tongji Medical College;
Huazhong University of Science and Technology;
multidrug resistance; peroxisome proliferator-activated receptor gamma; P-glycoprotein; troglitazone; SGC7901/VCR cells;