Materials and Methods: 1. We collected the serum of 54 patients withdifferent kinds of hepatitis and 25 patients with HCC and 10 healthy controls. The concentration of IGFBP-3 was measured by ELISA using ACTIVE? IGFBP-3 ELISA kits (DSL-10-6600).

• 材料与方法:1.；收集不同类型病毒性肝炎、肝硬化以及肝癌患者的血清；用酶联免疫的方法测定血清中IGFBP-3的浓度。