Method:The human ligamentum flavum cells from patients with lumbar spine stenosis were cultured in vitro,and subjected to biochemical and immunohistochemical study.

• 方法:采用组织块培养法,体外培养正常黄韧带和退变性黄韧带细胞,并进行细胞化学、免疫细胞化学等方面研究。