title: A new circulatory hormone: prostacyclin.
mesh_terms: D001808:Blood Vessels / Q000378:metabolism; D004727:Endothelium / Q000378:metabolism; D011464:Epoprostenol / Q000096:biosynthesis* / Q000378:metabolism; D006801:Humans; D008168:Lung / Q000378:metabolism; D011453:Prostaglandins / Q000096:biosynthesis*
chemical_list: D011453:Prostaglandins; D011464:Epoprostenol