K +  effects on acid secretion and ultrastructure of the amphibian oxyntic cell.
D000818:Animals; D001001:Anura; D002462:Cell Membrane / Q000187:drug effects / Q000502:physiology; D003593:Cytoplasm; D005750:Gastric Juice / Q000378:metabolism*; D005753:Gastric Mucosa / Q000166:cytology* / Q000187:drug effects / Q000378:metabolism / Q000502:physiology; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D011188:Potassium / Q000494:pharmacology / Q000502:physiology*; D011892:Rana catesbeiana; D012636:Secretory Rate / Q000187:drug effects
D011188:Potassium