层粘连蛋白为近年来用于诊断及鉴别肝纤维化的重要指标。因为LN在肝脏疾病时有特殊的分布和代谢特点，这些细胞外间质成份仍不失为监测肝脏损害程度的良好依据，在反映肝脏病变时具有一定的重要性。材料和方法1材料：①正常对照组40例，男25例，女15例，年龄26～68岁，均为健康 Laminin in recent years for the diagnosis and identification of liver fibrosis an important indicator. Because LN has special distribution and metabolic characteristics in liver diseases, these extracellular matrix components are still a good basis for monitoring the degree of liver damage, which is of certain importance in reflecting the liver lesions. Materials and methods 1 Materials: ① normal control group of 40 patients, 25 males and 15 females, aged 26 to 68 years, were healthy