title: Influence of the external K+-concentration on the electrical activity and the Na+-, content of the retinal tissue.
mesh_terms: D000221:Adaptation, Ocular; D000818:Animals; D001001:Anura; D001692:Biological Transport; D005110:Extracellular Space; D066298:In Vitro Techniques; D010477:Perfusion; D010783:Photometry; D011188:Potassium / Q000378:metabolism* / Q000494:pharmacology; D011893:Rana esculenta; D012160:Retina / Q000187:drug effects / Q000378:metabolism / Q000502:physiology*; D012964:Sodium / Q000378:metabolism*
chemical_list: D012964:Sodium; D011188:Potassium