Fig. 2From: The cellular biology of atherosclerosis with atherosclerotic lesion classification and biomarkersThe initial steps of atherosclerosis. It include adhesion of blood leukocytes to the activated endothelial monolayer, directed migration of the bound leukocytes into the intima, maturation of monocytes (the most numerous of the leukocytes recruited) into macrophages, and their uptake of lipid, yielding foam cellsBack to article page