RhodaminesRhodamine 123Fluorescent DyesXanthenesP-GlycoproteinColoring AgentsHair DyesDrug Resistance, MultipleFluoresceinsFluoresceinMicroscopy, FluorescenceCarbocyaninesSpectrometry, FluorescenceRosaniline DyesVerapamilMitochondriaGenes, MDRStaining and LabelingPhalloidineFluorescenceRetrograde ObturationDrug Resistance, Multiple, FungalSodium AzideBiological TransportMicroscopy, ConfocalFlow CytometryVoltage-Sensitive Dye ImagingEnergy TransferP-GlycoproteinsFluorescence PolarizationGossypolKineticsBenzimidazolesATP-Binding Cassette TransportersDaunorubicinAmaranth DyeFluorescein-5-isothiocyanateMembrane PotentialsFluorometryMolecular StructureEthidiumMultidrug Resistance-Associated ProteinsDye Dilution TechniqueCyclosporinsCell SurvivalCells, CulturedCalcium Compounds