Methods Plasma levels of VEGF and bFGF were measured in 84 patients with lung cancers and in 7 patients with benign lung diseases with ELISA method (R &D system, Minneapolis, MN, USA).

• 方法 采用定量免疫酶标 (ELISA)方法 ,检测 92例肺癌患者及肺部良性疾病血浆中VEGF与bFGF的含量。