prostacyclin

Synonyms:
  • PGI2
German: Prostacyclin
Japanese: プロスタサイクリン

Endocrinology. A prostaglandin synthesized by endothelial cells lining the cardiovascular system. It is a metabolite of arachidonic acid. It inhibits aggregation of platelets, dilates blood vessels and thus is a physiologic antagonist of thromboxane A2.

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