2015
Self-Enforcing Feedback Activation between BCL6 and Pre-B Cell Receptor Signaling Defines a Distinct Subtype of Acute Lymphoblastic Leukemia
Geng H, Hurtz C, Lenz KB, Chen Z, Baumjohann D, Thompson S, Goloviznina NA, Chen WY, Huan J, LaTocha D, Ballabio E, Xiao G, Lee JW, Deucher A, Qi Z, Park E, Huang C, Nahar R, Kweon SM, Shojaee S, Chan LN, Yu J, Kornblau SM, Bijl JJ, Ye BH, Ansel KM, Paietta E, Melnick A, Hunger SP, Kurre P, Tyner JW, Loh ML, Roeder RG, Druker BJ, Burger JA, Milne TA, Chang BH, Müschen M. Self-Enforcing Feedback Activation between BCL6 and Pre-B Cell Receptor Signaling Defines a Distinct Subtype of Acute Lymphoblastic Leukemia. Cancer Cell 2015, 27: 409-425. PMID: 25759025, PMCID: PMC4618684, DOI: 10.1016/j.ccell.2015.02.003.Peer-Reviewed Original ResearchMeSH KeywordsBasic Helix-Loop-Helix Transcription FactorsClinical Trials as TopicDNA-Binding ProteinsGene Expression Regulation, NeoplasticHumansIntracellular Signaling Peptides and ProteinsMolecular Sequence DataPhosphatidylinositol 3-KinasePre-B-Cell Leukemia Transcription Factor 1Precursor Cell Lymphoblastic Leukemia-LymphomaPrecursor Cells, B-LymphoidProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-bcl-6Signal TransductionSrc-Family KinasesSyk KinaseUp-RegulationConceptsDistinct subtypesPre-BCR signalingPatient-derived preVivo treatment studiesTreatment of patientsAcute lymphoblastic leukemiaTyrosine kinase inhibitorsPre-B cell receptor signalingCell receptor signalingLymphoblastic leukemiaClinical trialsTreatment studiesPre-BCR functionReceptor signalingKinase inhibitorsDistinct subsetsBCL6 expressionInduced activationFeedback activationSubtypesTyrosine kinaseBCL6SignalingActivationTranscriptional level
2011
BCL6-mediated repression of p53 is critical for leukemia stem cell survival in chronic myeloid leukemia
Hurtz C, Hatzi K, Cerchietti L, Braig M, Park E, Kim YM, Herzog S, Ramezani-Rad P, Jumaa H, Müller MC, Hofmann WK, Hochhaus A, Ye BH, Agarwal A, Druker BJ, Shah NP, Melnick AM, Müschen M. BCL6-mediated repression of p53 is critical for leukemia stem cell survival in chronic myeloid leukemia. Journal Of Experimental Medicine 2011, 208: 2163-2174. PMID: 21911423, PMCID: PMC3201200, DOI: 10.1084/jem.20110304.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CD34BenzamidesCell SurvivalDisease Models, AnimalDNA-Binding ProteinsForkhead Transcription FactorsHematopoietic Stem CellsHumansImatinib MesylateLeukemia, Myelogenous, Chronic, BCR-ABL PositiveMiceMice, Inbred NODMice, KnockoutMice, SCIDNeoplasm TransplantationNeoplastic Stem CellsPiperazinesProtein Kinase InhibitorsProtein-Tyrosine KinasesProto-Oncogene Proteins c-bcl-6PyrimidinesTumor Cells, CulturedTumor Suppressor Protein p53ConceptsChronic myeloid leukemiaLeukemia-initiating cellsCML-initiating cellsTyrosine kinase inhibitorsTKI treatmentCML patientsMyeloid leukemiaCML cellsInhibition of BCL6Leukemia stem cell survivalLeukemia initiationHuman CML cellsColony formationBCR-ABL1 tyrosine kinaseInitiation of leukemiaTransplant recipientsBlast crisis transformationRepression of p53Pharmacological inhibitionStem cell survivalCML samplesLeukemiaClinical validationKinase inhibitorsBCL6BCL6 enables Ph+ acute lymphoblastic leukaemia cells to survive BCR–ABL1 kinase inhibition
Duy C, Hurtz C, Shojaee S, Cerchietti L, Geng H, Swaminathan S, Klemm L, Kweon SM, Nahar R, Braig M, Park E, Kim YM, Hofmann WK, Herzog S, Jumaa H, Koeffler HP, Yu JJ, Heisterkamp N, Graeber TG, Wu H, Ye BH, Melnick A, Müschen M. BCL6 enables Ph+ acute lymphoblastic leukaemia cells to survive BCR–ABL1 kinase inhibition. Nature 2011, 473: 384-388. PMID: 21593872, PMCID: PMC3597744, DOI: 10.1038/nature09883.Peer-Reviewed Original ResearchMeSH KeywordsADP-Ribosylation Factor 1AnimalsCell SurvivalDNA-Binding ProteinsDrug Resistance, NeoplasmFusion Proteins, bcr-ablGene Expression Regulation, NeoplasticHumansMiceMice, Inbred NODMice, SCIDPrecursor Cell Lymphoblastic Leukemia-LymphomaProtein Kinase InhibitorsProto-Oncogene Proteins c-bcl-6Transcription, GeneticTumor Suppressor Protein p53ConceptsTyrosine kinase inhibitorsAcute lymphoblastic leukemia cellsBCR-ABL1 mutationsLymphoblastic leukemia cellsDrug resistanceLeukemia cellsLeukemia-initiating cellsXenograft modelBCR-ABL1Anticancer responseTargeted inhibitionDual inhibitionKinase inhibitorsOncogene withdrawalCancer therapyBCL6Kinase inhibitionLeukemiaInhibitionCellsTherapyMutationsUpregulation