2024
EPCO-26. LONGITUDINAL SINGLE-CELL ANALYSES IDENTIFY DRIVERS OF GENETIC, EPIGENOMIC, AND CELLULAR EVOLUTION IN IDH-MUTANT GLIOMA
Johnson K, Spitzer A, Varn F, Nomura M, Garofano L, Chowdhury T, Anderson K, D’Angelo F, Bussema L, Gritsch S, Oh Y, Moon H, Paek S, Bielle F, Laurenge A, Di Stefano A, Mathon B, Picca A, Sanson M, Lipsa A, Hertel F, Zhao Z, Wang Q, Jiang T, Hermes B, Sanai N, Golebiewska A, Niclou S, Huse J, Yung W, Lasorella A, Suvà M, Iavarone A, Tirosh I, Verhaak R. EPCO-26. LONGITUDINAL SINGLE-CELL ANALYSES IDENTIFY DRIVERS OF GENETIC, EPIGENOMIC, AND CELLULAR EVOLUTION IN IDH-MUTANT GLIOMA. Neuro-Oncology 2024, 26: viii6-viii7. PMCID: PMC11552777, DOI: 10.1093/neuonc/noae165.0025.Peer-Reviewed Original ResearchIDH-mutant gliomasGenetic alterationsStem-like populationDifferentially accessible peaksChromatin accessibility dataCopy number alterationsCellular hierarchyCycling populationTumor microenvironment cell typesSingle nucleus RNA sequencingCell cycle alterationsMalignant cell differentiationHigh tumor gradeNucleus RNA sequencingDNA sequencesATAC sequencingGenetic analysisCellular statesAccessibility peaksMicroenvironment cell typesReduced differentiationRNA sequencingIntratumoral cellular heterogeneityCellular heterogeneityTumor grade
2023
EPCO-22. LONGITUDINAL MOLECULAR CHARACTERIZATION IDENTIFIES TREATMENT DRIVEN EVOLUTION OF OLIGODENDROGLIOMA
Chowdhury T, Johnson K, Kocakavuk E, Heo C, Ye G, Ghospurkar P, Wade T, Barnholtz-Sloan J, Costello J, Elliott C, French P, Golebiewska A, Hermes B, Hong C, Horbinski C, Khasraw M, LaViolette P, Li K, Lipp E, Lowman A, McCortney K, Moon H, Ng H, Padovan M, Paek S, Vallentgoed W, Vaubel R, Wesseling P, Westcott K, Consortium G, Varn F, Verhaak R. EPCO-22. LONGITUDINAL MOLECULAR CHARACTERIZATION IDENTIFIES TREATMENT DRIVEN EVOLUTION OF OLIGODENDROGLIOMA. Neuro-Oncology 2023, 25: v128-v128. PMCID: PMC10639435, DOI: 10.1093/neuonc/noad179.0485.Peer-Reviewed Original ResearchWhole-exome sequencingPI3K pathwaySingle-nucleus RNA sequencingStem-like cellsPatient mortalityChromosome 4 lossPIK3R1 mutationsTreatment resistanceFUBP1 mutationsAggressive phenotypeMost oligodendrogliomasOligodendroglioma patientsChromosome arms 1pRecurrenceAdministration dateSomatic copy number alterationsCopy number alterationsMutational signature analysisOligodendrogliomasRecurrent samplesTERT promoterExome sequencingK pathwayCommon mutationsMolecular changes