Focal adhesion kinase (FAK) is a critical mediator that connects integrin and the downstream signal molecules in integrin-signal transduction pathway, and is the convergence of many signal pathways.

• 黏着斑激酶(focal adhesion kinase，FAK)是整合素信号转导通路中连接整合素与下游信号分子的媒介，处于细胞内多条信号转导通路的交汇点，能激活多条信号转导通路。