LDHA and cancer: ALDHs are an NAD(P)+‐dependent enzyme superfamily that are involved in various biological processes.17, 18 Many reports have demonstrated that ALDH is expressed at high levels in cancer stem cells.19, 20, 21, 25, 26, 27 In AML, ALDH was found to be highly expressed in LSCs and to be related to chemotherapy resistance.22, 24, 25, 26, 27