Fig. 1.
MTX transport in 94 leukemic blast samples as determined by PT430 (2 × 10−5 mol/L) displacement by MTX (5 × 10−7 mol/L) (▪) and TMTX (5 × 10−7 mol/L) (□). (A) Newly diagnosed ALL (n = 30); (B) relapsed ALL (n = 35); (C) acute myelogenous leukemia (AML) patients (n = 29).