passages.id: split_4_test_1515_passage
passages.type: progene_text
passages.text: Vasoprotective function of endothelial cells is associated , among others , with biosynthesis and release of nitric oxide ( NO ) , prostacyclin ( PGI2 ) , prostaglandin E2 ( PGE2 ) , carbon monoxide ( CO ) and plasminogen activator ( t-PA ) .