Objective To study the effect of gastrin on the mRNA and protein expression of urokinase-type plasminogen activator (u-PA) in human colon cancer cells and detect the role of p38 MAPK in this process.

• 目的研究胃泌素对人结肠癌细胞尿激酶型纤溶酶原激活物(u-PA)mRNA和蛋白表达的影响,探讨信号分子p38 MAPK在其中的作用。