[1]Fudan Univ, Dept Thorac Surg, Shanghai Canc Ctr, Shanghai, Peoples R China.
[2]Brigham & Womens Hosp, Boston, MA 02115 USA.
[3]Dana Farber Canc Inst, Boston, MA 02115 USA.
[4]Chinese Acad Sci, Inst Biochem & Cell Biol, Shanghai Inst Biol Sci, Lab Mol Cell Biol, Beijing 100864, Peoples R China.