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文档之家› 细胞信号传递的基本特征【精品
细胞信号传递的基本特征【精品
(一) 细胞信号传递的基本特征
• (1)多途径、多层次的细胞信号通路具有 收敛性或是发散性;
• (2)细胞的信号转导具有专一性与相似性;
Converge on Ras
• (3)信号转到过程中有信号放大作用:信号的 放大作用与信号所启动的作用并存;
• (4)细胞的适应性。
(二)mple of crosstalk between two major signaling pathways
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