RhodaminesRhodamine 123Fluorescent DyesXanthenesP-GlycoproteinDrug Resistance, MultipleFluoresceinsFluoresceinVerapamilMicroscopy, FluorescenceSpectrometry, FluorescenceMitochondriaGenes, MDRPhalloidineBiological TransportDrug Resistance, Multiple, FungalSodium AzideKineticsRetrograde ObturationStaining and LabelingFlow CytometryFluorescenceMicroscopy, ConfocalCells, CulturedP-GlycoproteinsCarbocyaninesCell LineColoring AgentsEnergy TransferGossypolDaunorubicinATP-Binding Cassette TransportersFluorescence PolarizationTime FactorsCyclosporinsMultidrug Resistance-Associated ProteinsMolecular StructureDose-Response Relationship, DrugFluorometryTumor Cells, CulturedCell Survival