ATP Binding Cassette Transporter, Subfamily B, Member 1/metabolism; Adenosine Triphosphate/analogs & derivatives; Celastraceae/chemistry; Drug Resistance, Multiple/drug effects; Sesquiterpenes/metabolism; Sesquiterpenes/pharmacology; ATP Binding Cassette Transporter, Subfamily B, Member 1/antagonists & inhibitors; ATP-Binding Cassette Transporters/antagonists & inhibitors; ATP-Binding Cassette Transporters/metabolism; Adenosine Triphosphatases/antagonists & inhibitors; Adenosine Triphosphatases/metabolism; Adenosine Triphosphate/metabolism; Animals; Azides/metabolism; Benzimidazoles/metabolism; Binding, Competitive; Cell Membrane/drug effects; Cell Membrane/metabolism; Daunorubicin/pharmacokinetics; Daunorubicin/pharmacology; Dihydropyridines/metabolism; Drug Resistance, Neoplasm; Fluoresceins/pharmacokinetics; Humans; Kinetics; Liposomes/metabolism; Membrane Transport Modulators; Membrane Transport Proteins/antagonists & inhibitors; Membrane Transport Proteins/metabolism; Mice; Multidrug Resistance-Associated Protein 2; Multidrug Resistance-Associated Proteins/antagonists & inhibitors; Multidrug Resistance-Associated Proteins/metabolism; NIH 3T3 Cells; Photoaffinity Labels/metabolism; Protein Binding; Substrate Specificity; Vinblastine/pharmacokinetics; Vinblastine/pharmacology