英语语法分析

Methods: The model of pulmonary hypertension induced by monocrotaline was established in rats.

方法：利用野百合碱诱发大鼠肺动脉高压模型。

The chemical structure of the allyl ester of monocrotaline is not the primary and active antican- cerous position of monocrotaline.

农吉利碱的烯丙酯结构，不是农吉利碱抗癌活性的主要部位。

Background Experimental data suggest that transplantation of EPCs attenuates monocrotaline-induced pulmonary hypertension in rats and dogs.

背景动物实验数据表明，内皮祖细胞移植能减轻野百合碱所致的大鼠和狗的肺动脉高压。