title: Effects of lanthanum on potassium contractures of isolated twitch muscle fibres of the frog.
mesh_terms: D000818:Animals; D001001:Anura; D004305:Dose-Response Relationship, Drug; D007811:Lanthanum / Q000008:administration & dosage / Q000494:pharmacology*; D008564:Membrane Potentials / Q000187:drug effects*; D009119:Muscle Contraction / Q000187:drug effects*; D009210:Myofibrils / Q000187:drug effects; D011188:Potassium / Q000494:pharmacology*; D011896:Rana temporaria; D013997:Time Factors
chemical_list: D007811:Lanthanum; D011188:Potassium