2023
Optogenetic Control of Oncogenic Signaling in B-Cell Malignancies
Kume K, Lee J, Cheng Z, Robinson M, Leveille E, Cosgun K, Chan L, Feng Y, Arce D, Khanduja D, Toomre D, Müschen M. Optogenetic Control of Oncogenic Signaling in B-Cell Malignancies. Blood 2023, 142: 4138. DOI: 10.1182/blood-2023-190926.Peer-Reviewed Original ResearchB-cell malignanciesB-cell lymphomaMature B-cell lymphomasB cell deathB cellsB cell developmentGenetic deletionMantle cell lymphomaNF-kB signalingBCR signal inhibitorsB cell precursorsCell of originCell viabilityChronic active BCRB cell survivalB cell receptor signalsHodgkin's diseaseMultiple myelomaNormal B cell developmentPlasma cellsBtk tyrosine kinaseCell lymphomaBurkitt's lymphomaNF-kBSmall molecule inhibitorsRepurposing GSK3B Small Molecule Inhibitors for Refractory Lymphoid Malignancies
Cosgun K, Robinson M, Oulghazi S, Xu L, Xiao G, Chan L, Lee J, Kume K, Leveille E, Arce D, Khanduja D, Feldhahn N, Song J, Chan W, Chen J, Taketo M, Schjerven H, Jellusova J, Kothari S, Davids M, Müschen M. Repurposing GSK3B Small Molecule Inhibitors for Refractory Lymphoid Malignancies. Blood 2023, 142: 2818. DOI: 10.1182/blood-2023-190522.Peer-Reviewed Original ResearchFavorable safety profileSmall molecule inhibitorsT-lymphoid malignancyΒ-catenin degradationLymphoid malignanciesΒ-cateninInteractome studiesSafety profileClinical trialsMolecule inhibitorsLow nanomolar concentrationsΒ-catenin accumulationSolid tumorsRefractory B-cell malignanciesCell deathPK/PD profilesZinc finger proteinRefractory lymphoid malignanciesChIP-seq analysisPhase 2 trialMYC target genesT-cell lymphomaColony formationRapid nuclear accumulationWnt/β-catenin pathwayComputational Discovery and Validation of NAD+ Biosynthesis As Unique Vulnerability in B-Lymphoid Malignancies
Li Q, Robinson M, Leveille E, Zhang C, Sun R, Cheng Z, Kume K, Cosgun K, Kothari S, Khanduja D, Nakada D, Müschen M. Computational Discovery and Validation of NAD+ Biosynthesis As Unique Vulnerability in B-Lymphoid Malignancies. Blood 2023, 142: 418. DOI: 10.1182/blood-2023-190269.Peer-Reviewed Original ResearchSmall molecule inhibitorsDrug discovery toolNAMPT inhibitorsCompound screenCell type-specific targetsCell linesMolecule inhibitorsPurine/pyrimidine metabolismTumor cell linesEnergy metabolismSalvage biosynthesis pathwaySolid tumor cell linesB cell developmentCellular energy metabolismB cell signalingAmino acid metabolismCell cycle arrestDiscovery toolDepletion of metabolitesBiosynthesis pathwayCompetitive fitnessRate-limiting enzymeNAMPT deletionConditional mouse modelEnergy stress
2021
Identification of BCL6 As Synthetic Lethality in RAS-Driven B-Cell Transformation
Chan L, Hurtz C, Leveille E, Kume K, Robinson M, Geng H, Cosgun K, Müschen M. Identification of BCL6 As Synthetic Lethality in RAS-Driven B-Cell Transformation. Blood 2021, 138: 792. DOI: 10.1182/blood-2021-148653.Peer-Reviewed Original ResearchRAS-ERK pathwayB cell developmentNormal B cell developmentRAS-ERKCell deathTransplant recipient miceSynthetic lethalityGenetic lesionsBCL6 expressionGenetic ablationChIP-seq analysisRAS-ERK signalingPermanent activationMurine B cell precursorsB cell precursorsDeletion of Bcl6Pharmacological inhibitionDoxycycline-inducible expressionSmall molecule inhibitionNegative B cell selectionSmall molecule inhibitorsExpression of PRDM1BCL6 promoterB-cell transformationExpression of BCL6