title: A theoretical support for the transport of macromolecules by osmotic flow across a leaky membrane against a concentration gradient.
mesh_terms: D001692:Biological Transport; D002199:Capillary Permeability; D004058:Diffusion; D046911:Macromolecular Substances; D008566:Membranes / Q000378:metabolism; D008954:Models, Biological; D009995:Osmosis; D010539:Permeability; D011506:Proteins / Q000378:metabolism*
chemical_list: D046911:Macromolecular Substances; D011506:Proteins