TOX4 and acute myeloid leukemia: The expression characteristics of TOX4 was as follows: AML > HI > AML-CR (median: 2.10 vs. 1.95 vs. 1.81, AML vs AML-CR: P < 0.001; AML vs HI: P = 0.014; AML-CR vs HI: P = 0.042).