2014
CD45 ligation expands Tregs by promoting interactions with DCs
Camirand G, Wang Y, Lu Y, Wan YY, Lin Y, Deng S, Guz G, Perkins DL, Finn PW, Farber DL, Flavell RA, Shlomchik WD, Lakkis FG, Rudd CE, Rothstein DM. CD45 ligation expands Tregs by promoting interactions with DCs. Journal Of Clinical Investigation 2014, 124: 4603-4613. PMID: 25202978, PMCID: PMC4191025, DOI: 10.1172/jci74087.Peer-Reviewed Original ResearchConceptsT cellsTreg proliferationTreg expansionVivo expansionRegulatory T cellsConventional T cellsTransfer of TregsActivated T cellsTreg numbersTreg populationImmune toleranceHomeostatic proliferationWT miceExogenous antigensPeripheral homeostasisTregsImmune responseTherapeutic useCD45 ligationNuclear factorIntegrin-dependent mannerNuclear translocationLigationAntigenProliferation
2013
Transplant Tolerance to Pancreatic Islets Is Initiated in the Graft and Sustained in the Spleen
Gagliani N, Jofra T, Valle A, Stabilini A, Morsiani C, Gregori S, Deng S, Rothstein DM, Atkinson M, Kamanaka M, Flavell RA, Roncarolo MG, Battaglia M. Transplant Tolerance to Pancreatic Islets Is Initiated in the Graft and Sustained in the Spleen. American Journal Of Transplantation 2013, 13: 1963-1975. PMID: 23834659, PMCID: PMC3869180, DOI: 10.1111/ajt.12333.Peer-Reviewed Original ResearchMeSH KeywordsAdoptive TransferAnimalsAntibodies, MonoclonalCD4 AntigensCD4-Positive T-LymphocytesForkhead Transcription FactorsGraft SurvivalIslets of LangerhansIslets of Langerhans TransplantationLeukocyte Common AntigensMiceMice, Inbred BALB CMice, Inbred C57BLSpleenT-Lymphocytes, RegulatoryTransplantation ToleranceTransplantation, HomologousConceptsTr1 cellsLong-term toleranceTransplant toleranceRegulatory type 1 (Tr1) cellsSpecific immunomodulatory treatmentTreg cell transferCD25- T cellsRegulatory cell typesType 1 cellsAllograft toleranceImmunomodulatory treatmentTreg cellsAllogeneic transplantationT cellsMouse modelImmune systemTregsPancreatic isletsSpleenAllograftsCell typesCellsRegulatory functionsTransplantationEngraftment
2011
Regulatory T Cells Require Mammalian Target of Rapamycin Signaling To Maintain Both Homeostasis and Alloantigen-Driven Proliferation in Lymphocyte-Replete Mice
Wang Y, Camirand G, Lin Y, Froicu M, Deng S, Shlomchik WD, Lakkis FG, Rothstein DM. Regulatory T Cells Require Mammalian Target of Rapamycin Signaling To Maintain Both Homeostasis and Alloantigen-Driven Proliferation in Lymphocyte-Replete Mice. The Journal Of Immunology 2011, 186: 2809-2818. PMID: 21270412, PMCID: PMC5584652, DOI: 10.4049/jimmunol.0903805.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell ProliferationCell SurvivalGene Knock-In TechniquesHomeostasisIsoantigensLymphocyte ActivationLymphocyte CountLymphocyte DepletionLymphoid TissueMiceMice, Inbred BALB CMice, Inbred C57BLSignal TransductionSirolimusSkin TransplantationT-Lymphocytes, RegulatoryTOR Serine-Threonine KinasesConceptsPercent of TregRegulatory T cellsHost disease modelT cellsTolerogenic agentsMammalian targetConversion of TregsEffect of RapaFoxp3(-) T cellsNumber of TregsSolid organ transplantationDisease modelsAlloantigen-induced proliferationWild-type miceRAPA therapyTreg depletionTreg survivalCD4 cellsLymphopenic hostsImmunosuppressive drugsTregsOrgan transplantationAnimal modelsBaseline numberTconv
2006
Antigen Exposure during Enhanced CTLA-4 Expression Promotes Allograft Tolerance In Vivo
Salvalaggio PR, Camirand G, Ariyan CE, Deng S, Rogozinski L, Basadonna GP, Rothstein DM. Antigen Exposure during Enhanced CTLA-4 Expression Promotes Allograft Tolerance In Vivo. The Journal Of Immunology 2006, 176: 2292-2298. PMID: 16455985, DOI: 10.4049/jimmunol.176.4.2292.Peer-Reviewed Original ResearchConceptsCTLA-4 expressionLong-term engraftmentBALB/cCTLA-4Allograft toleranceCD4 cellsAnti-CD45RB treatmentAcute rejectionCD25 depletionDonor AgUnrelated alloantigensPeritransplant periodAntigen exposureEffector cellsPoor outcomeUnrelated AgAg exposureTransplantationEngraftmentDay 17Day 0Therapeutic enhancementMiceAlloantigensTemporal relationship
2005
Testicular Immune Privilege Promotes Transplantation Tolerance by Altering the Balance between Memory and Regulatory T Cells
Nasr IW, Wang Y, Gao G, Deng S, Diggs L, Rothstein DM, Tellides G, Lakkis FG, Dai Z. Testicular Immune Privilege Promotes Transplantation Tolerance by Altering the Balance between Memory and Regulatory T Cells. The Journal Of Immunology 2005, 174: 6161-6168. PMID: 15879112, DOI: 10.4049/jimmunol.174.10.6161.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, BlockingApoptosisCD40 AntigensCD40 LigandCD8-Positive T-LymphocytesEpitopes, T-LymphocyteGraft RejectionGrowth InhibitorsImmunologic MemoryIslets of Langerhans TransplantationLymphocyte ActivationLymphocyte CountMaleMiceMice, Inbred BALB CMice, Inbred C3HMice, Inbred C57BLMice, KnockoutMice, TransgenicReceptors, Interleukin-2TestisT-Lymphocytes, RegulatoryTransplantation ToleranceTransplantation, HeterotopicConceptsRegulatory T cellsNon-privileged sitesIslet allograftsTransplantation toleranceT cellsImmune privilegeCD40/CD40L costimulationIntratesticular islet allograftsIslet allograft toleranceAcute allograft rejectionProlong allograft survivalLate allograft failureTesticular immune privilegePrivileged siteAllograft failureAllograft survivalAllograft toleranceCostimulatory blockadeAllograft rejectionAlloimmune responseSkin allograftsIslet transplantationImmune regulationImmune responseAllograftsImpaired Recall of CD8 Memory T Cells in Immunologically Privileged Tissue
Dai Z, Nasr IW, Reel M, Deng S, Diggs L, Larsen CP, Rothstein DM, Lakkis FG. Impaired Recall of CD8 Memory T Cells in Immunologically Privileged Tissue. The Journal Of Immunology 2005, 174: 1165-1170. PMID: 15661869, DOI: 10.4049/jimmunol.174.3.1165.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisCD8-Positive T-LymphocytesCell MovementEpitopes, T-LymphocyteFas ReceptorGraft RejectionImmunologic MemoryIslets of Langerhans TransplantationKi-1 AntigenKidneyMaleMiceMice, Inbred BALB CMice, Inbred C57BLMice, Inbred MRL lprMice, KnockoutMice, Mutant StrainsMice, TransgenicTestisTransplantation, HeterotopicConceptsMemory T cellsCD8 memory T cellsT cellsForeign AgsPrivileged tissuesT cell-mediated rejectionCell-mediated rejectionPancreatic islet allograftsDelayed graft rejectionTNFR family membersPrivileged siteIntratesticular graftsGraft rejectionIslet allograftsImmunosuppressive mechanismsImmune privilegeAllogeneic graftsDiabetic miceKidney capsuleSame AgTumor cellsGraftImpaired recallFamily membersCells
2003
Cutting Edge: Transplantation Tolerance through Enhanced CTLA-4 Expression
Ariyan C, Salvalaggio P, Fecteau S, Deng S, Rogozinski L, Mandelbrot D, Sharpe A, Sayegh MH, Basadonna GP, Rothstein DM. Cutting Edge: Transplantation Tolerance through Enhanced CTLA-4 Expression. The Journal Of Immunology 2003, 171: 5673-5677. PMID: 14634073, DOI: 10.4049/jimmunol.171.11.5673.Peer-Reviewed Original ResearchMeSH KeywordsAbataceptAdjuvants, ImmunologicAnimalsAntibodies, MonoclonalAntigens, CDAntigens, DifferentiationCTLA-4 AntigenGraft Enhancement, ImmunologicGraft SurvivalImmunoconjugatesInjections, IntraperitonealInjections, IntravenousIslets of Langerhans TransplantationLeukocyte Common AntigensMaleMiceMice, Inbred BALB CMice, Inbred C57BLMice, KnockoutSignal TransductionTransplantation ToleranceUp-RegulationConceptsCTLA-4 expressionCTLA-4Allograft survivalCTLA4-IgAnti-CD45RB therapyIslet allograft survivalCTLA-4 interactionWild-type miceLong-term engraftmentPeripheral toleranceTransplantation toleranceAllogeneic cellsB7-1B7-2Requisite roleEngraftmentMiceB7SurvivalSpecific roleCritical roleExpressionTransplantationTherapyRecipients
2001
Targeting Signal 1 Through CD45RB Synergizes with CD40 Ligand Blockade and Promotes Long Term Engraftment and Tolerance in Stringent Transplant Models
Rothstein D, Livak M, Kishimoto K, Ariyan C, Qian H, Fecteau S, Sho M, Deng S, Zheng X, Sayegh M, Basadonna G. Targeting Signal 1 Through CD45RB Synergizes with CD40 Ligand Blockade and Promotes Long Term Engraftment and Tolerance in Stringent Transplant Models. The Journal Of Immunology 2001, 166: 322-329. PMID: 11123308, DOI: 10.4049/jimmunol.166.1.322.Peer-Reviewed Original ResearchMeSH KeywordsAdjuvants, ImmunologicAnimalsAntibodies, BlockingAntibodies, MonoclonalB-LymphocytesCD40 LigandCD8-Positive T-LymphocytesCell MovementCytokinesDrug Therapy, CombinationGraft SurvivalIslets of Langerhans TransplantationLeukocyte Common AntigensMaleMiceMice, Inbred BALB CMice, Inbred C57BLModels, ImmunologicalMonocytesProtein IsoformsSignal TransductionSkin TransplantationTransplantation ToleranceConceptsCostimulatory blockadeCD40 ligand blockadeStringent transplant modelSkin allograft survivalBlockade of CD28Induction of toleranceTh2 cytokine expressionLong-term engraftmentImmunogenic allograftAllograft survivalAllograft toleranceAllograft rejectionC57BL/6 recipientsCD8 cellsIslet allograftsTh1 cytokinesTransplant modelCostimulatory pathwayCytokine expressionCD40 ligandMurine modelB cellsTerm engraftmentBlockadeEngraftment