title: [Effect of hypertonic solutions and copper ions on the potentiation of caffeine contractures of the frog sartorius muscles].
mesh_terms: D000818:Animals; D002110:Caffeine / Q000494:pharmacology*; D003300:Copper / Q000494:pharmacology*; D004357:Drug Synergism; D006982:Hypertonic Solutions; D009119:Muscle Contraction / Q000187:drug effects*; D011895:Rana ridibunda
chemical_list: D006982:Hypertonic Solutions; D002110:Caffeine; D003300:Copper
vernacular_title: Vliianie gipertonicheskikh rastvorov i ionov medi na potentsiatsiiu kofeinovykh kontraktur portniazhnykh myshts liagushki.