title: Facilitated diffusion: the problem of boundary conditions.
mesh_terms: D001665:Binding Sites; D001692:Biological Transport; D004058:Diffusion; D006454:Hemoglobins / Q000502:physiology*; D066298:In Vitro Techniques; D008024:Ligands; D008433:Mathematics; D008954:Models, Biological; D010100:Oxygen / Q000378:metabolism*; D010108:Oxyhemoglobins / Q000502:physiology; D013499:Surface Properties
chemical_list: D006454:Hemoglobins; D008024:Ligands; D010108:Oxyhemoglobins; D010100:Oxygen