Molecular shape and effective diffusion radius.
D000818:Animals; D002415:Cats; D003911:Dextrans; D004058:Diffusion; D008566:Membranes / Q000502:physiology; D008567:Membranes, Artificial; D008970:Molecular Weight; D010539:Permeability
D003911:Dextrans; D008567:Membranes, Artificial