2013
BRG1‐mediated immune tolerance: facilitation of Treg activation and partial independence of chromatin remodelling
Chaiyachati BH, Jani A, Wan Y, Huang H, Flavell R, Chi T. BRG1‐mediated immune tolerance: facilitation of Treg activation and partial independence of chromatin remodelling. The EMBO Journal 2013, 32: 395-408. PMID: 23321680, PMCID: PMC3567501, DOI: 10.1038/emboj.2012.350.Peer-Reviewed Original ResearchConceptsTreg activationRegulatory T cellsSeverity of inflammationChemokine receptor genesT-cell lineageΑβ T cell lineagesCD4 cellsSuppress autoimmunityProinflammatory roleImmune toleranceFatal inflammationT cellsInflammatory cuesTregsInflammationBrg1 deletionReceptor geneChromatin-remodelling factor BRG1Activation levelsActivationCell lineagesTarget genesATPase activityPoint mutationsCells
2012
Essential Roles of the Chromatin Remodeling Factor Brg1 in Spermatogenesis in Mice1
Wang J, Gu H, Lin H, Chi T. Essential Roles of the Chromatin Remodeling Factor Brg1 in Spermatogenesis in Mice1. Biology Of Reproduction 2012, 86: 186, 1-10. PMID: 22495890, PMCID: PMC3386149, DOI: 10.1095/biolreprod.111.097097.Peer-Reviewed Original ResearchConceptsMeiotic recombinationSomatic cellsDNA repairMeiotic sex chromosome inactivationChromatin Remodeling Factor BRG1Sex chromosome inactivationChromatin-remodeling complexBAF chromatin-remodeling complexImpaired homologous recombinationEssential roleRole of BRG1Chromatin regulationChromatin structureFactor BRG1Male germlineMammalian spermatogenesisSpatiotemporal regulationChromosome inactivationCatalytic subunitHomologous recombinationMidpachytene stageBRG1Expression patternsGene expressionGerm cells
2009
Induction of TLR4-target genes entails calcium/calmodulin-dependent regulation of chromatin remodeling
Lai D, Wan M, Wu J, Preston-Hurlburt P, Kushwaha R, Grundström T, Imbalzano AN, Chi T. Induction of TLR4-target genes entails calcium/calmodulin-dependent regulation of chromatin remodeling. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 1169-1174. PMID: 19164553, PMCID: PMC2633529, DOI: 10.1073/pnas.0811274106.Peer-Reviewed Original ResearchConceptsCalcium/CaMChromatin remodelingBAF complexSWI/SNF-like BAF chromatinTarget genesDominant negative mutantCalcium/calmodulinCalmodulin-dependent regulationHMG domainBAF chromatinCaM-binding peptideNegative mutantGene expressionCaM antagonistsGenesToll-like receptor 4ChromatinRegulationRemodelingRecruitmentComplexesBAF57RNAiMutantsInduction
2008
A novel genetic strategy reveals unexpected roles of the Swi–Snf–like chromatin-remodeling BAF complex in thymocyte development
Jani A, Wan M, Zhang J, Cui K, Wu J, Preston-Hurlburt P, Khatri R, Zhao K, Chi T. A novel genetic strategy reveals unexpected roles of the Swi–Snf–like chromatin-remodeling BAF complex in thymocyte development. Journal Of Experimental Medicine 2008, 205: 2813-2825. PMID: 18955569, PMCID: PMC2585832, DOI: 10.1084/jem.20080938.Peer-Reviewed Original ResearchConceptsPoint mutantsUnexpected roleImportant gene functionsThymocyte developmentNovel genetic strategyPoint mutationsEarly thymocyte developmentMammalian geneticsChromatin templatesSWI-SNFBAF complexGene functionATPase subunitsDeletion mutantsFactor complexCD4 locusTarget genesGenetic strategiesCD4 activationMutantsNovel activityPhysical interactionDeletionBRGMutations
2002
Reciprocal regulation of CD4/CD8 expression by SWI/SNF-like BAF complexes
Chi TH, Wan M, Zhao K, Taniuchi I, Chen L, Littman DR, Crabtree GR. Reciprocal regulation of CD4/CD8 expression by SWI/SNF-like BAF complexes. Nature 2002, 418: 195-199. PMID: 12110891, DOI: 10.1038/nature00876.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD4 AntigensCD8 AntigensChromatinCross-Linking ReagentsDNA HelicasesDNA-Binding ProteinsFlow CytometryGene Expression RegulationGene SilencingMacromolecular SubstancesMiceMice, TransgenicMutationNuclear ProteinsProtein BindingProtein Structure, TertiaryProtein SubunitsThymus GlandTranscription FactorsConceptsBAF complexCD4 silencerYeast SWI/SNF complexSWI/SNF-like BAF complexHigh mobility group domainSWI/SNF complexLineage-specific genesDNA-binding subunitLineage bifurcationChromatin remodellingHMG domainChromatin lociSNF complexDNA bendingReciprocal regulationGroup domainCD4/CD8 expressionCell killingThymic developmentSilencerMutationsComplexesExpressionBAF57BRG
1998
Defects in actin-cap formation in Vav-deficient mice implicate an actin requirement for lymphocyte signal transduction
Holsinger L, Graef I, Swat W, Chi T, Bautista D, Davidson L, Lewis R, Alt F, Crabtree G. Defects in actin-cap formation in Vav-deficient mice implicate an actin requirement for lymphocyte signal transduction. Current Biology 1998, 8: 563-573. PMID: 9601640, DOI: 10.1016/s0960-9822(98)70225-8.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCell Cycle ProteinsCytoskeletonDNA-Binding ProteinsHumansJurkat CellsMiceNFATC Transcription FactorsNuclear ProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-vavReceptor-CD3 Complex, Antigen, T-CellReceptors, Antigen, T-CellSignal TransductionT-LymphocytesTranscription FactorsTranscription, GeneticConceptsMitogen-activated protein kinaseCap formationActin polymerizationGuanine nucleotide exchange factorsJun N-terminal kinaseTranscription factor NF-ATc1Vav-deficient miceActin-dependent pathwayStress-activated kinasesGrowth regulatory signalsActin cap formationAntigen receptor signalingEgr-1 geneLymphocyte signal transductionN-terminal kinaseAntigen-receptor interactionActin cytoskeletonExchange factorTranscriptional inductionSignal transductionDependent transcriptionProtein kinaseGTPase RacRegulatory signalsNull mutation