2020
IFITM3 functions as a PIP3 scaffold to amplify PI3K signalling in B cells
Lee J, Robinson ME, Ma N, Artadji D, Ahmed MA, Xiao G, Sadras T, Deb G, Winchester J, Cosgun KN, Geng H, Chan LN, Kume K, Miettinen TP, Zhang Y, Nix MA, Klemm L, Chen CW, Chen J, Khairnar V, Wiita AP, Thomas-Tikhonenko A, Farzan M, Jung JU, Weinstock DM, Manalis SR, Diamond MS, Vaidehi N, Müschen M. IFITM3 functions as a PIP3 scaffold to amplify PI3K signalling in B cells. Nature 2020, 588: 491-497. PMID: 33149299, PMCID: PMC8087162, DOI: 10.1038/s41586-020-2884-6.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CD19B-LymphocytesCell Transformation, NeoplasticFemaleGerminal CenterHumansIntegrinsMembrane MicrodomainsMembrane ProteinsMiceMice, Inbred C57BLMice, Inbred NODModels, MolecularPhosphatidylinositol 3-KinasesPhosphatidylinositol PhosphatesPhosphorylationReceptors, Antigen, B-CellRNA-Binding ProteinsSignal TransductionConceptsPI3KCell leukemiaAntiviral effector functionsAntigen-specific antibodiesInterferon-induced transmembrane proteinsIFITM3 functionDevelopment of leukemiaCell surfacePoor outcomeOncogenic PI3KClinical cohortEffector functionsGerminal centersMouse modelB cellsExpression of IFITM3Malignant transformationAccumulation of PIP3PI3K signalsCell receptorNormal numbersLeukemiaDefective expressionEndosomal proteinIFITM3
2018
Autoimmunity checkpoints as therapeutic targets in B cell malignancies
Müschen M. Autoimmunity checkpoints as therapeutic targets in B cell malignancies. Nature Reviews Cancer 2018, 18: 103-116. PMID: 29302068, DOI: 10.1038/nrc.2017.111.Peer-Reviewed Original Research
2016
CD25 Enables Oncogenic BCR Signaling and Represents a Therapeutic Target in Refractory B Cell Malignancies
Lee J, Geng H, Chen Z, Klemm L, Cosgun K, Xiao G, Masouleh B, Hurtz C, Parekh S, Kornblau S, Melnick A, Abbas A, Paietta E, Müschen M. CD25 Enables Oncogenic BCR Signaling and Represents a Therapeutic Target in Refractory B Cell Malignancies. Blood 2016, 128: 4088. DOI: 10.1182/blood.v128.22.4088.4088.Peer-Reviewed Original ResearchB-cell malignanciesB-cell tumorsB cell receptorPoor clinical outcomeCell tumorsCell malignanciesClinical outcomesCD25 expressionB-cell leukemiaT cellsClinical cohortCell leukemiaTherapeutic targetB cellsRefractory B-cell malignanciesCell receptorExpression levelsMultiple B-cell malignanciesTumor clonesRegulatory T cellsHigh expression levelsDivergent clinical outcomesBCR signalingHuman B-cell malignanciesB-cell lymphoma cells
2015
STAT5 antagonism of B cell superenhancer networks initiates progenitor B cell leukemia and predicts patient survival (HEM1P.222)
Farrar M, Katerndahl C, Heltemes Harris L, Willette M, Henzler C, Yang R, Silverstein K, Frietze S, Schjerven H, Ramsey L, Hubbard G, Muschen M, Kornblau S. STAT5 antagonism of B cell superenhancer networks initiates progenitor B cell leukemia and predicts patient survival (HEM1P.222). The Journal Of Immunology 2015, 194: 50.5-50.5. DOI: 10.4049/jimmunol.194.supp.50.5.Peer-Reviewed Original ResearchB cell developmentPatient outcomesB cellsB-cell acute lymphoblastic leukemiaProgenitor B cellsCell acute lymphoblastic leukemiaAcute lymphoblastic leukemiaCell developmentDirect clinical relevanceB-cell leukemiaShort remissionsAggressive diseasePatient survivalLymphoblastic leukemiaTranscription factor STAT5Cell leukemiaClinical relevanceTranscriptional programsLeukemiaDegree of antagonismPre-BCRSurvivalSTAT5 activationMicroarray analysisSTAT5