PLAUR and atherosclerosis: It is a soluble bioactive form of urokinase plasminogen activator receptor (uPAR, CD 87), which is a membrane protein located on various types of cells, including monocytes, macrophages, activated T-lymphocytes, endothelial and smooth muscle cells [7,8,9,10,11,12,13], all of which are involved in atherosclerosis [14].