title: Effects of substitution of Na on intestinal epithelial transport investigated by intermitten vascular perfusion [proceedings].
mesh_terms: D000818:Animals; D001001:Anura; D001692:Biological Transport / Q000187:drug effects; D002794:Choline / Q000494:pharmacology; D004848:Epithelium / Q000378:metabolism; D066298:In Vitro Techniques; D007421:Intestine, Small / Q000378:metabolism*; D011188:Potassium / Q000494:pharmacology; D011898:Ranidae; D012964:Sodium / Q000378:metabolism*
chemical_list: D012964:Sodium; D002794:Choline; D011188:Potassium