2008
Pax5 and Linker Histone H1 Coordinate DNA Methylation and Histone Modifications in the 3′ Regulatory Region of the Immunoglobulin Heavy Chain Locus
Giambra V, Volpi S, Emelyanov AV, Pflugh D, Bothwell AL, Norio P, Fan Y, Ju Z, Skoultchi AI, Hardy RR, Frezza D, Birshtein BK. Pax5 and Linker Histone H1 Coordinate DNA Methylation and Histone Modifications in the 3′ Regulatory Region of the Immunoglobulin Heavy Chain Locus. Molecular And Cellular Biology 2008, 28: 6123-6133. PMID: 18644860, PMCID: PMC2547000, DOI: 10.1128/mcb.00233-08.Peer-Reviewed Original ResearchConceptsImmunoglobulin heavy chain locusHeavy chain locusHistone modificationsDNA methylationRegulatory regionsPalindromic regionMurine immunoglobulin heavy chain locusB-cell-specific transcription factor Pax5Chain locusLinker histone H1Multiple DNase IModular patternsTranscription factor Pax5Class switch recombinationMethylation-sensitive restriction sitesActive chromatinHeavy chain allelesHypersensitive sitesHistone H1B cell differentiationDNase ISwitch recombinationPotential insulatorsRestriction sitesHS4
2006
A limited number of genes are involved in the differentiation of germinal center B cells
Nakayama Y, Stabach P, Maher SE, Mahajan MC, Masiar P, Liao C, Zhang X, Ye Z, Tuck D, Bothwell AL, Newburger PE, Weissman SM. A limited number of genes are involved in the differentiation of germinal center B cells. Journal Of Cellular Biochemistry 2006, 99: 1308-1325. PMID: 16795035, DOI: 10.1002/jcb.20952.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsB-LymphocytesCell DifferentiationCell LineChildChild, PreschoolDithiothreitolDNA-Binding ProteinsGene Expression ProfilingGerminal CenterHumansMolecular Sequence DataNuclear ProteinsOligonucleotide Array Sequence AnalysisPalatine TonsilProtein FoldingRegulatory Factor X Transcription FactorsTranscription FactorsTunicamycinX-Box Binding Protein 1ConceptsUnfolded protein responseX-box binding protein 1Interferon regulatory factor 4Protein 1B lymphocyte-induced maturation protein-1Transcription factor B lymphocyte-induced maturation protein-1Post-transcriptional changesBinding protein 1Maturation protein-1Mature B cellsDisulfide isomeraseTranscription factorsLevel of expressionPlasmacytoma cell lineProtein responseGene expressionRegulatory factor 4GenesGerminal center B cellsLymphoblastoid cellsLimited inductionCell linesB cellsFactor 4Germinal center centroblasts
2004
Pax5-Deficient Mice Exhibit Early Onset Osteopenia with Increased Osteoclast Progenitors
Horowitz MC, Xi Y, Pflugh DL, Hesslein DG, Schatz DG, Lorenzo JA, Bothwell AL. Pax5-Deficient Mice Exhibit Early Onset Osteopenia with Increased Osteoclast Progenitors. The Journal Of Immunology 2004, 173: 6583-6591. PMID: 15557148, DOI: 10.4049/jimmunol.173.11.6583.Peer-Reviewed Original ResearchConceptsNumber of osteoclastsSpleen cellsB cellsOsteoclast developmentB cell-deficient miceCell-deficient miceControl spleen cellsB lymphocyte lineage cellsBone marrow cellsB-cell lineagePro-B cell stageMonocyte phenotypeBone massOsteoclast precursorsMice exhibitOsteoclast progenitorsMarrow cellsGrowth factorMiceOsteoclastsLineage cellsOsteopeniaCell lineagesCellsAdherent cells
2003
Receptor Activator of NF-κB Ligand Stimulates Recruitment of SHP-1 to the Complex Containing TNFR-Associated Factor 6 That Regulates Osteoclastogenesis
Zhang Z, Jimi E, Bothwell AL. Receptor Activator of NF-κB Ligand Stimulates Recruitment of SHP-1 to the Complex Containing TNFR-Associated Factor 6 That Regulates Osteoclastogenesis. The Journal Of Immunology 2003, 171: 3620-3626. PMID: 14500659, DOI: 10.4049/jimmunol.171.7.3620.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarrier ProteinsCell DifferentiationCell LineCysteineGenetic VectorsGlycoproteinsIntracellular Signaling Peptides and ProteinsLigandsMacrophagesMembrane GlycoproteinsMiceMice, Inbred C57BLMice, Mutant StrainsNF-kappa BOsteoclastsOsteoprotegerinPhosphatidylinositol 3-KinasesPhosphorylationProtein Phosphatase 1Protein Serine-Threonine KinasesProtein SubunitsProtein TransportProtein Tyrosine Phosphatase, Non-Receptor Type 6Protein Tyrosine PhosphatasesProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-aktRANK LigandReceptor Activator of Nuclear Factor-kappa BReceptors, Cytoplasmic and NuclearReceptors, Tumor Necrosis FactorRetroviridaeSerineSrc Homology DomainsTNF Receptor-Associated Factor 6Transduction, GeneticTyrosineUp-RegulationConceptsSrc homology 2 domain-containing phosphatase 1Mitogen-activated protein kinaseExpression of SHPProtein kinaseBone marrow macrophagesSrc homology 2 domainTyrosine phosphatase SHP-1P38 mitogen-activated protein kinaseExtracellular signal-regulated kinaseC-Jun N-terminal kinasePhosphatase SHP-1Phosphatidylinositol-3 kinaseMarrow macrophagesAssociation of TRAF6Signal-regulated kinaseN-terminal kinaseMultinuclear osteoclast-like cellsPhosphorylation of AktP85 subunitPhosphatase 1Tyrosine phosphorylationPathways downstreamRANKL-induced phosphorylationRAW264.7 cellsKinaseHuman trophoblast noncoding RNA suppresses CIITA promoter III activity in murine B-lymphocytes
Geirsson A, Lynch RJ, Paliwal I, Bothwell AL, Hammond GL. Human trophoblast noncoding RNA suppresses CIITA promoter III activity in murine B-lymphocytes. Biochemical And Biophysical Research Communications 2003, 301: 718-724. PMID: 12565840, DOI: 10.1016/s0006-291x(03)00028-7.Peer-Reviewed Original ResearchConceptsClass II expressionCIITA expressionPromoter IIIClassical MHC antigensMHC class IICIITA promoter IIIAllograft toleranceMHC antigensMurine B lymphocytesFunctional assessmentB lymphocytesClass III-AkIII activityPromoter-reporter constructsTrophoblastCH27BlotTransient transfectionExpressionNorthern blotNegative trans-acting factorsNoncoding RNAsSuppressionTrans-acting factors
2002
Porcine Endothelial Cells, Unlike Human Endothelial Cells, Can Be Killed by Human CTL Via Fas Ligand and Cannot Be Protected by Bcl-2
Zheng L, Ben LH, Pober JS, Bothwell AL. Porcine Endothelial Cells, Unlike Human Endothelial Cells, Can Be Killed by Human CTL Via Fas Ligand and Cannot Be Protected by Bcl-2. The Journal Of Immunology 2002, 169: 6850-6855. PMID: 12471117, DOI: 10.4049/jimmunol.169.12.6850.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, HeterophileApoptosisCD8-Positive T-LymphocytesCell LineCell Line, TransformedCoculture TechniquesCytotoxicity Tests, ImmunologicCytotoxicity, ImmunologicEndothelium, VascularEpitopes, T-LymphocyteFas Ligand ProteinFas ReceptorGenetic VectorsGranzymesHistocompatibility Antigens Class IHumansImmunity, InnateIsoantigensLigandsMembrane GlycoproteinsPerforinPore Forming Cytotoxic ProteinsProto-Oncogene Proteins c-bcl-2Serine EndopeptidasesSwineT-Lymphocytes, CytotoxicConceptsHuman endothelial cellsPorcine endothelial cellsEndothelial cellsBcl-2MHC class I restrictionClass I restrictionPorcine aortic endothelial cellsTarget cell recognitionAnti-Fas ligand AbAortic endothelial cellsHost CTLAcute rejectionCTL responsesDrug-induced apoptosisHuman CTLPorcine targetsTarget cell typeHuman xenotransplantationFas expressionFas ligandPorcine cellsCTLMajor effectorCell recognitionMajor target