title: Directed lipid flow in cell membranes.
mesh_terms: D000941:Antigens; D002462:Cell Membrane / Q000276:immunology / Q000378:metabolism / Q000502:physiology*; D002784:Cholesterol / Q000378:metabolism; D050356:Lipid Metabolism; D008055:Lipids; D008954:Models, Biological; D009038:Motion; D011506:Proteins / Q000378:metabolism
chemical_list: D000941:Antigens; D008055:Lipids; D011506:Proteins; D002784:Cholesterol