title: Inexchangeable fraction of the cationic content in the intestinal epithelium of the tortoise Testudo hermanni hermanni Gmelin and its modification during hibernation.
mesh_terms: D000818:Animals; D001692:Biological Transport; D001693:Biological Transport, Active; D002463:Cell Membrane Permeability; D003106:Colon / Q000378:metabolism; D003956:Dialysis; D004848:Epithelium / Q000378:metabolism; D005615:Freezing; D006605:Hibernation; D007413:Intestinal Mucosa / Q000378:metabolism* / Q000502:physiology; D007583:Jejunum / Q000378:metabolism; D007700:Kinetics; D008564:Membrane Potentials; D010783:Photometry; D011188:Potassium / Q000378:metabolism*; D011194:Potassium Isotopes; D012704:Serous Membrane / Q000378:metabolism; D012964:Sodium / Q000378:metabolism*; D012975:Sodium Isotopes; D014426:Turtles / Q000378:metabolism*
chemical_list: D011194:Potassium Isotopes; D012975:Sodium Isotopes; D012964:Sodium; D011188:Potassium