Thiswork was supported by grants from National Natural Science Foundation of China (No. 30801377, No. 81000899, No. 81201649) and Tianjin Municipal Science and Technology Commission Key Application Research Project (No. 11JCZDJC 18900).
Background Patients with single station mediastinal lymph node (N2) non-small call lung ccancer (NSCLC) have a better prognosis than those with multilevel N2.The molecular factors which are involved in disease pro...