title: [Effects of potassium ion removal on the circular muscle of guinea pig stomach wall].
mesh_terms: D000818:Animals; D005769:Gastrointestinal Motility; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000502:physiology; D011188:Potassium / Q000494:pharmacology*; D013270:Stomach / Q000502:physiology*
chemical_list: D011188:Potassium