AIM To study the effect and mechanism of sildenafil on rabbit corpus cavernosum in vitro .

目的研究枸橼酸西地非尔对兔海绵体组织舒张功能的影响及其作用机制。

Method The rabbit penile corpus cavernosum was studied by using functional experiment and radioligand binding assay.

方法采用放射配基结合实验和离体组织收缩功能实验。