2016
PP2A Balances Glucose Metabolism and Foxo Activation to Maintain Cellular Redox Homeostasis in Acute Lymphoblastic Leukemia
Xiao G, Chen Z, Daniel B, Chan L, Geng H, Jiang X, Müschen M. PP2A Balances Glucose Metabolism and Foxo Activation to Maintain Cellular Redox Homeostasis in Acute Lymphoblastic Leukemia. Blood 2016, 128: 1056. DOI: 10.1182/blood.v128.22.1056.1056.Peer-Reviewed Original ResearchLineage-specific rolesPro-survival roleLB-100PP2A subunitsRedox homeostasisH2AX phosphorylationUnexpected rolePI3K-AktFunction of PP2AProtein phosphatase 2ACellular redox homeostasisSer/ThrCatalytic subunit CAnti-oxidant gene expressionS6 ribosomal proteinHigh glycolytic fluxRescue effectGrowth competition assaysLeukemia cellsPentose phosphate pathway fluxHigher reactive oxygen species (ROS) levelsReduced cell growthPP2A functionSmall molecule inhibitorsFOXO factors
2015
PP2A Is Required for B Cell Survival and Represents a Therapeutic Target in Acute Lymphoblastic Leukemia
Gang X, Geng H, Chan L, Chen Z, Jiang X, Muschen M. PP2A Is Required for B Cell Survival and Represents a Therapeutic Target in Acute Lymphoblastic Leukemia. Blood 2015, 126: 902. DOI: 10.1182/blood.v126.23.902.902.Peer-Reviewed Original ResearchLB-100B cell survivalCell deathH2AX phosphorylationSer/Thr protein phosphatase 2ACell lineagesCell-specific vulnerabilityCell survivalFunction of PP2AEarly B cell developmentProtein phosphatase 2AB-cell lineageCatalytic subunit CGlycolytic fluxAnti-oxidant gene expressionTumor suppressor functionRapid cell deathS6 ribosomal proteinHigh glycolytic fluxB cell developmentImportant tumor suppressorPro-survival roleHigher reactive oxygen species (ROS) levelsCre-mediated deletionPP2A subunits