title: Demonstration of a barium-potassium antagonism on lumen side of in vitro frog stomach.
mesh_terms: D000818:Animals; D001001:Anura; D001464:Barium / Q000378:metabolism / Q000494:pharmacology*; D001693:Biological Transport, Active; D002463:Cell Membrane Permeability / Q000187:drug effects; D005750:Gastric Juice / Q000378:metabolism*; D005753:Gastric Mucosa / Q000187:drug effects* / Q000378:metabolism / Q000502:physiology; D066298:In Vitro Techniques; D007477:Ions; D008564:Membrane Potentials / Q000187:drug effects; D009994:Osmolar Concentration; D011188:Potassium / Q000378:metabolism / Q000494:pharmacology*; D011894:Rana pipiens; D012636:Secretory Rate / Q000187:drug effects
chemical_list: D007477:Ions; D001464:Barium; D011188:Potassium