GSTP1 and acute lymphoblastic leukemia: FGA and GSTP1 contents in ALL-ND group (263.48 ± 70.19 μg/L, 78.62 ± 21.73 μg/L) and ALL-RR group (268.92 ± 71.51 μg/L, 80.57 ± 22.15 μg/L) were significantly increased (p = 2.8641E-7, p = 3.1879E-5; p = 1.9692E-7, p = 3.3821E-5), compared with HC group (30.44 ± 12.15 μg/L, 10.82 ± 2.31 μg/L) and CR group (32.76 ± 13.28 μg/L, 11.31 ± 2.79 μg/L).