With the prolonging of stimulating time, the inhibitory effects SKI increased on the proliferation and the level of FN, but the effects of serum with SKI decreased on the proliferation and the level of FN.

• 但随刺激时间延长 ；其作用存在差异 ；即对增殖的抑制效应 :SKI呈递增趋势、而SKI含药血清则呈递减趋势 ；对FN水平的抑制效应则相反 .