Department of Pharmacology and Department of Surgery;
National University Health System;
Na- tional University of Singapore;
Singapore 117597;
Singapore;
Department of General Surgery;
Zhongshan Hospital;
Fudan University;
Shanghai 200032;
China;
Department of Oncology;
Roche R and D Center (China) Ltd.;
Shanghai 201203;
China;
Department of Surgery;
The University ofHong Kong;
Hong Kong;
China;