prostacyclin /prosÂ·taÂ·cyÂ·clin/ (prosâ³tah-siÂ´klin) a prostaglandin, PGI2, synthesized by endothelial cells lining the cardiovascular system; it is a potent vasodilator and inhibitor of platelet aggregation. It is used pharmaceutically as epoprostenol. prostacyclin (prÅsâ²tÉ-sÄ«â²klÄ­n) n. A prostaglandin produced in the walls of blood vessels that acts as a vasodilator and inhibits platelet aggregation. prostacyclin (PGI2) [prosâ²tÉsÄ«â²klin] a prostaglandin. It is a biologically active product of arachidonic acid metabolism in human vascular walls and a potent inhibitor of platelet aggregation.
Peas. Peas are members of the legume family, which also includes a wide variety of beans. One of the main distinctions between peas and beans is that peas tend to grow in vines that require support, whereas most beans grow in self-supporting bushes.Peas also favor cooler climates than beans do.eas. Peas are members of the legume family, which also includes a wide variety of beans. One of the main distinctions between peas and beans is that peas tend to grow in vines that require support, whereas most beans grow in self-supporting bushes.
Types of Legumes. The most popular legume plants are peas and beans. Pole or bush beans provide long slender pods, while peas may be shell or edible pods. Stringless varieties of beans are easier to eat and snow or sugar peas have such soft shells that the entire pea is delicious eaten whole.he range of legume plant forms includes vine types to creeping ground covers. All legumes are flowering and most have a flower that produces a thickened petal or keel that is formed by two petals that fuse together.