Endothelin has been the vaso-excitor material with the most strong effect and the longest action time in organism at present.

• 内皮素是目前已知体内作用最强和作用时间最持久的缩血管物质,除此之外,内皮素还是一个强大的炎性介质,在许多炎性反应中起了重要作用。