Vascular endothelial cell excretes , strong vasoconstrictor.

血管内皮细胞分泌的强缩血管物质。

It is most commonly used as a nasal vasoconstrictor and an appetite depressant.

最常被用作鼻血管收缩剂和食欲抑制剂。

The balance of vasoconstrictor and vasodilator can maintain normal tension of blood vessel.

正常的血管张力要靠缩血管因子和舒血管因子之间的平衡来维护。

CONCLUSION: rat U-II was a potent vasoconstrictor of rat main pulmonary arteries and this response was mediated through MAPK.

结论：大鼠尾加压素II是大鼠肺主动脉有效的血管收缩剂，细胞信号转导通路MAPK的激活参与其收缩效应。

In acutely sympathetically denervated areas, the skin or extremity is warm because of loss of sympathetic vasoconstrictor tone.

急性失交感神经支配的皮肤或者肢端由于失去了交感性缩血管神经紧张作用，皮肤是温暖的。