1. III Medical Department, Technische Universit?t München, Ismaninger Street 15, 81675, Munich, Germany 2. HELIOS Schlossbergklinik, Oberstaufen, Germany
Abstract:
Purpose
To assess whether the poor prognosis of ZAP70-positive B-cell chronic lymphocytic leukemia (CLL) is associated with the overexpression of ABC transporter genes that are responsible for pleiotropic drug resistance.