Aszalos, A Combinations of P-glycoprotein blockers, verapamil, PSC833, and cremophor act differently on the multidrug resistance associated protein (MRP) and on P-glycoprotein (Pgp). [electronic resource] - Anticancer research - 1053-64 p. digital Publication Type: Journal Article ISSN: 0250-7005 Subjects--Topical Terms: 3T3 CellsATP Binding Cassette Transporter, Subfamily B, Member 1--analysisATP-Binding Cassette Transporters--analysisAnimalsAntibodies, Monoclonal--immunologyCell Division--drug effectsCyclosporins--pharmacologyDrug SynergismHumansLeukemia L1210Membrane PotentialsMiceMultidrug Resistance-Associated ProteinsPolyethylene Glycols--pharmacologyVerapamil--pharmacology