The specific activity of rIL-6 was 2 × 108U/mg which detected by using the IL-6-dependent mouse - mouse hybrid Cell line采用依赖IL—6，小鼠杂交瘤细胞系7TD1及MTT比色法测定生物活性，rIL—6比活性达2×108U／mg。
The Apoptosis and Hybrid Cell Death Induced by the Na~ -K~ -ATPase BlockingNa~ -K~ -ATP酶抑制引起的细胞凋亡和杂合性细胞死亡