2023
Tracking B cell responses to the SARS-CoV-2 mRNA-1273 vaccine
de Assis F, Hoehn K, Zhang X, Kardava L, Smith C, Merhebi O, Buckner C, Trihemasava K, Wang W, Seamon C, Chen V, Schaughency P, Cheung F, Martins A, Chiang C, Li Y, Tsang J, Chun T, Kleinstein S, Moir S. Tracking B cell responses to the SARS-CoV-2 mRNA-1273 vaccine. Cell Reports 2023, 42: 112780. PMID: 37440409, PMCID: PMC10529190, DOI: 10.1016/j.celrep.2023.112780.Peer-Reviewed Original ResearchConceptsMemory B cellsB cell receptorB cellsAtypical memory B cellsInfection-naïve individualsTwo-dose SARSSARS-CoV-2 mRNAB cell responsesAntibody-secreting cellsMonth 6Protective immunityCell responsesCell receptorClonal expansionImmunoglobulin GEarly timepointsLater timepointsPlasmablastsVaccinationCD71TimepointsSurface proteinsCellsMultimodal single-cell analysisMRNA
2017
Polycomb Repressive Complex 2-Mediated Chromatin Repression Guides Effector CD8+ T Cell Terminal Differentiation and Loss of Multipotency
Gray SM, Amezquita RA, Guan T, Kleinstein SH, Kaech SM. Polycomb Repressive Complex 2-Mediated Chromatin Repression Guides Effector CD8+ T Cell Terminal Differentiation and Loss of Multipotency. Immunity 2017, 46: 596-608. PMID: 28410989, PMCID: PMC5457165, DOI: 10.1016/j.immuni.2017.03.012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD8-Positive T-LymphocytesCell DifferentiationChromatinEnhancer of Zeste Homolog 2 ProteinFlow CytometryForkhead Box Protein O1Gene ExpressionHistonesImmunoblottingImmunologic MemoryLysineMethylationMice, Inbred C57BLMice, KnockoutMice, TransgenicModels, ImmunologicalMultipotent Stem CellsPolycomb Repressive Complex 2Reverse Transcriptase Polymerase Chain ReactionConceptsH3K27me3 depositionPolycomb repressive complex 2T cell terminal differentiationRepressive complex 2MP cellsLoss of multipotencyPro-survival genesCell terminal differentiationFate restrictionPermissive chromatinEpigenetic silencingMemory cell potentialDevelopmental plasticityCell developmentTerminal differentiationCell differentiationGenesPrecursor cellsFOXO1 expressionChromatinMemory precursor cellsMultipotencyCell maturationClonal expansionCells
2014
TLR4 Ligands Lipopolysaccharide and Monophosphoryl Lipid A Differentially Regulate Effector and Memory CD8+ T Cell Differentiation
Cui W, Joshi NS, Liu Y, Meng H, Kleinstein SH, Kaech SM. TLR4 Ligands Lipopolysaccharide and Monophosphoryl Lipid A Differentially Regulate Effector and Memory CD8+ T Cell Differentiation. The Journal Of Immunology 2014, 192: 4221-4232. PMID: 24659688, PMCID: PMC4071140, DOI: 10.4049/jimmunol.1302569.Peer-Reviewed Original ResearchConceptsT cell differentiationT cellsEffector cellsTLR ligandsToll/IL-1R domain-containing adapterClonal expansionMore memory T cellsMemory T cellsT cell memoryEffector cell expansionTLR4 ligand LPSMonophosphoryl lipid ARole of adjuvantsTLR4 ligand lipopolysaccharideCell differentiationGene expression signaturesMemory CD8LPS-TLR4TLR4 ligandMonophosphoryl lipidLigand LPSLigand lipopolysaccharideAb productionSecondary infectionCell memory
2006
Mutation parameters from DNA sequence data using graph theoretic measures on lineage trees
Magori-Cohen R, Louzoun Y, Kleinstein SH. Mutation parameters from DNA sequence data using graph theoretic measures on lineage trees. Bioinformatics 2006, 22: e332-e340. PMID: 16873490, DOI: 10.1093/bioinformatics/btl239.Peer-Reviewed Original ResearchConceptsLineage treesDNA sequencesDNA sequence dataSomatic hypermutationMaximum likelihood analysisTree shapeBioinformatics methodsSequence dataLethal mutationsMutation rateNumber of generationsLikelihood analysisMutation parametersB cellsSynthetic treeClonal expansionTreesSequenceMutationsHypermutationAffinity maturationCellsImportant linkClonesUnexpected locations