PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1972761-4 1990 In vitro drug uptake studies by on-line flow cytometry showed that in leukemia cells expressing either mdr1 or mdr3, the steady-state accumulation of daunorubicin could be significantly increased by addition of cyclosporine and, to a lesser extent, by verapamil. Daunorubicin 150-162 ATP binding cassette subfamily B member 4 Homo sapiens 111-115