title: Fine structural studies of the permeability of octopus microvasculature to macromolecules.
mesh_terms: D000818:Animals; D001808:Blood Vessels / Q000648:ultrastructure; D002199:Capillary Permeability; D046911:Macromolecular Substances; D008833:Microcirculation; D009132:Muscles / Q000098:blood supply*; D009417:Nerve Tissue / Q000098:blood supply*; D049831:Octopodiformes / Q000502:physiology*
chemical_list: D046911:Macromolecular Substances