Objective To study the morphological character of apoptosis in renal cell cancer and the ultrastructure and function change of mitochondria during the process of apoptosis.

• 目的观察肾癌细胞凋亡的形态学特征及凋亡过程中线粒体结构的变化,揭示线粒体在细胞凋亡过程中的作用。