LasalocidIonophoresCationsNigericinMonensinCations, DivalentValinomycinCalcimycinCations, MonovalentIonomycinPotassium IonophoresEthersCalciumCarbonyl Cyanide m-Chlorophenyl HydrazoneSodium IonophoresCarbonyl Cyanide p-TrifluoromethoxyphenylhydrazoneHydrogen-Ion ConcentrationGramicidinPotassiumSodiumKinetics