英语语法分析

We studied the mechanism of plasma and tissue kallikrein in activating plasminogen.

作者研究了血浆和组织激肽释放酶激活纤溶酶原的机制。

Objective:To explore the possibility of the simultaneous extraction of urokinase and kallikrein.

目的：探讨尿激酶及激肽释放酶同时提取的可能性。

It was presumed that KBP may playa role in the regulation of metabolism of tissue kallikrein on the level of biosynthesis and excretion.

推测KBP可能在合成和分泌的水平上，对组织激肽释放酶的代谢及活性起调节作用。