1Application of anal sphincter preserving operation using single stapling for low rectal cancerWANG Hong-jun257-259,2772Analysis of the feasibility of laparoscopic assisted radical resection of low rectal cancer260-262,2773Clinical study of comparing laparoscopically assisted vs.open colectomy for colorectal cancer263-2654A prospective study of preoperative concurrent chemoradiotherapy combined with surgery in the treatment of locally advanced esophageal carcinoma266-2685Maximum tolerance of selective hemihopatic vascular occlusion269-2726Relationship between Survivin, COX-2 and cholangiocarcinoma angiogenesisOUYANG Bo, ZHANG You-cheng, HUANG Qiang273-2777Study on MGMT expression in renal cell carcinoma278-2818Ultrasonic elastography in differential diagnosis of benign and malignant breast massesTAN Xu-yan, WU Xin-ping282-2849The value of diagnosis for prostate cancer by combined use of MRS and DWIYANG Jin-jun, JIA Wen-xiao285-28910Impacts of TDGF-1 down-regulation by small interfering on invasion and migration of human nasopharyngeal cancer cellsSHEN Rong, GONG Dan-dan, FAN Yu290-29311Clinical study in the first-line chemotherapy for advanced gastric cancer by DCF program294-297,30112Study on high risk human papillomavirus infection and changes after treatment in patients with cervical squamous carcinoma298-301