2024
Single-Cell Transcriptomic Analyses of Brain Parenchyma in Patients With New-Onset Refractory Status Epilepticus (NORSE)
Hanin A, Zhang L, Huttner A, Plu I, Mathon B, Bielle F, Navarro V, Hirsch L, Hafler D. Single-Cell Transcriptomic Analyses of Brain Parenchyma in Patients With New-Onset Refractory Status Epilepticus (NORSE). Neurology Neuroimmunology & Neuroinflammation 2024, 11: e200259. PMID: 38810181, PMCID: PMC11139018, DOI: 10.1212/nxi.0000000000200259.Peer-Reviewed Original ResearchConceptsNew-onset refractory status epilepticusTemporal lobe epilepsyGABAergic neuronsExcitatory neuronsInfiltrating macrophagesProportion of GABAergic neuronsChronic temporal lobe epilepsyRefractory status epilepticusInhibitory GABAergic neuronsSingle-cell transcriptome analysisDecreased expression of genesDegree of demyelinationImmune disturbancesNeuronal excitabilityImmune dysregulationNew-onsetStatus epilepticusPoor outcomeRefractory epilepsyHealthy childrenMicroglial reactivitySingle-nucleus RNA sequencingNLRP3 inflammasome activationInflammatory responseLobe epilepsy
2021
Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children
Ramaswamy A, Brodsky NN, Sumida TS, Comi M, Asashima H, Hoehn KB, Li N, Liu Y, Shah A, Ravindra NG, Bishai J, Khan A, Lau W, Sellers B, Bansal N, Guerrerio P, Unterman A, Habet V, Rice AJ, Catanzaro J, Chandnani H, Lopez M, Kaminski N, Dela Cruz CS, Tsang JS, Wang Z, Yan X, Kleinstein SH, van Dijk D, Pierce RW, Hafler DA, Lucas CL. Immune dysregulation and autoreactivity correlate with disease severity in SARS-CoV-2-associated multisystem inflammatory syndrome in children. Immunity 2021, 54: 1083-1095.e7. PMID: 33891889, PMCID: PMC8043654, DOI: 10.1016/j.immuni.2021.04.003.Peer-Reviewed Original ResearchConceptsMIS-C patientsDisease severityInflammatory syndromeTCR repertoireSARS-CoV-2-associated multisystem inflammatory syndromeAsymptomatic SARS-CoV-2 infectionSARS-CoV-2 infectionAdult COVID-19Post-infectious complicationsMultisystem inflammatory syndromeCytotoxicity genesHealthy pediatricImmune dysregulationMemory TActive infectionMyeloid dysfunctionPatientsSingle-cell RNA sequencingFlow cytometrySerum proteomicsRepertoire analysisElevated expressionSeverityAlarminsCOVID-19
2016
Production of Proinflammatory Cytokines by Monocytes in Liver-Transplanted Recipients with De Novo Autoimmune Hepatitis Is Enhanced and Induces TH1-like Regulatory T Cells
Arterbery AS, Osafo-Addo A, Avitzur Y, Ciarleglio M, Deng Y, Lobritto SJ, Martinez M, Hafler DA, Kleinewietfeld M, Ekong UD. Production of Proinflammatory Cytokines by Monocytes in Liver-Transplanted Recipients with De Novo Autoimmune Hepatitis Is Enhanced and Induces TH1-like Regulatory T Cells. The Journal Of Immunology 2016, 196: 4040-4051. PMID: 27183637, PMCID: PMC4874532, DOI: 10.4049/jimmunol.1502276.Peer-Reviewed Original ResearchConceptsRegulatory T cellsIL-12IL-6T cellsSuppressive functionDe novo autoimmune hepatitisHuman regulatory T cellsNovo autoimmune hepatitisProinflammatory IL-12Th17 effector cellsTregs of patientsDifferentiation of TregsIL-17 cytokinesBlockade of IFNMonocyte/macrophage cellsLiver of subjectsAutoimmune hepatitisDominant cytokineProinflammatory IFNTH1-likeIL-17Treg phenotypeTreg dysfunctionEffector cellsInflammatory milieu
2013
Serum autoantibodies to myelin peptides distinguish acute disseminated encephalomyelitis from relapsing– remitting multiple sclerosis
Van Haren K, Tomooka BH, Kidd BA, Banwell B, Bar-Or A, Chitnis T, Tenembaum SN, Pohl D, Rostasy K, Dale RC, O’Connor K, Hafler DA, Steinman L, Robinson WH. Serum autoantibodies to myelin peptides distinguish acute disseminated encephalomyelitis from relapsing– remitting multiple sclerosis. Multiple Sclerosis Journal 2013, 19: 1726-1733. PMID: 23612879, PMCID: PMC4411183, DOI: 10.1177/1352458513485653.Peer-Reviewed Original ResearchConceptsAcute disseminated encephalomyelitisMyelin basic proteinDisseminated encephalomyelitisMyelin peptidesMultiple sclerosisIgM autoantibodiesIsotype-specific secondary antibodiesPediatric acute disseminated encephalomyelitisRelapsing-remitting multiple sclerosisPediatric multiple sclerosisProteolipid proteinMicroarrays softwareBasic proteinMyelin antigensLaboratory featuresPeptide autoantibodiesMS seraSerum autoantibodiesIgG autoantibodiesAutoantibody biomarkersSerum IgGOligodendrocyte-specific proteinAutoantibody reactivityAdult MSAutoantibodiesPhIP-Seq characterization of autoantibodies from patients with multiple sclerosis, type 1 diabetes and rheumatoid arthritis
Larman HB, Laserson U, Querol L, Verhaeghen K, Solimini NL, Xu GJ, Klarenbeek PL, Church GM, Hafler DA, Plenge RM, Nigrovic PA, De Jager PL, Weets I, Martens GA, O'Connor KC, Elledge SJ. PhIP-Seq characterization of autoantibodies from patients with multiple sclerosis, type 1 diabetes and rheumatoid arthritis. Journal Of Autoimmunity 2013, 43: 1-9. PMID: 23497938, PMCID: PMC3677742, DOI: 10.1016/j.jaut.2013.01.013.Peer-Reviewed Original ResearchConceptsType 1 diabetes patientsRheumatoid arthritis patientsMultiple sclerosis patientsLoss of tolerancePhage immunoprecipitation sequencingType 1 diabetesNeurological autoimmunitySeropositivity statusArthritis patientsRheumatoid arthritisSclerosis patientsMultiple sclerosisAutoimmune diseasesDiabetes patientsCerebrospinal fluidGeneral populationSynovial fluidHealthy seraPatientsSusceptible individualsAntibody specificityDiseaseReceptor specificitySerumHuman peptidome
2011
Genome‐wide meta‐analysis identifies novel multiple sclerosis susceptibility loci
Patsopoulos NA, Esposito F, Reischl J, Lehr S, Bauer D, Heubach J, Sandbrink R, Pohl C, Edan G, Kappos L, Miller D, Montalbán J, Polman C, Freedman M, Hartung H, Arnason B, Comi G, Cook S, Filippi M, Goodin D, Jeffery D, O'Connor P, Ebers G, Langdon D, Reder A, Traboulsee A, Zipp F, Schimrigk S, Hillert J, Bahlo M, Booth D, Broadley S, Brown M, Browning B, Browning S, Butzkueven H, Carroll W, Chapman C, Foote S, Griffiths L, Kermode A, Kilpatrick T, Lechner-Scott J, Marriott M, Mason D, Moscato P, Heard R, Pender M, Perreau V, Perera D, Rubio J, Scott R, Slee M, Stankovich J, Stewart G, Taylor B, Tubridy N, Willoughby E, Wiley J, Matthews P, Boneschi F, Compston A, Haines J, Hauser S, McCauley J, Ivinson A, Oksenberg J, Pericak-Vance M, Sawcer S, De Jager P, Hafler D, de Bakker P. Genome‐wide meta‐analysis identifies novel multiple sclerosis susceptibility loci. Annals Of Neurology 2011, 70: 897-912. PMID: 22190364, PMCID: PMC3247076, DOI: 10.1002/ana.22609.Peer-Reviewed Original ResearchConceptsGenome-wide association studiesSingle nucleotide polymorphismsSusceptibility lociHapMap Phase IIUnique single nucleotide polymorphismsGene discovery effortsNew susceptibility lociStrongest cis effectsMS genome-wide association studiesQuantitative trait analysisFlanking genesGenetic architectureRNA expression dataMultiple sclerosis susceptibility lociIntergenic regionSecond intronNew lociNovel susceptibility allelesAdditional lociTrait analysisAssociation studiesExpression dataChromosome 2p21LociFunctional consequences
2009
Integration of genetic risk factors into a clinical algorithm for multiple sclerosis susceptibility: a weighted genetic risk score
De Jager PL, Chibnik LB, Cui J, Reischl J, Lehr S, Simon KC, Aubin C, Bauer D, Heubach JF, Sandbrink R, Tyblova M, Lelkova P, the steering committees of the BENEFIT B, Havrdova E, Pohl C, Horakova D, Ascherio A, Hafler D, Karlson E. Integration of genetic risk factors into a clinical algorithm for multiple sclerosis susceptibility: a weighted genetic risk score. The Lancet Neurology 2009, 8: 1111-1119. PMID: 19879194, PMCID: PMC3099419, DOI: 10.1016/s1474-4422(09)70275-3.Peer-Reviewed Original ResearchConceptsWeighted genetic risk scoreEpstein-Barr virusHealth Study IMultiple sclerosisC-statisticRisk factorsGenetic risk scoreImmune responseRisk scoreNurses' Health Study IDiagnosis of MSNon-genetic risk factorsHigh-risk individualsMultiple sclerosis susceptibilityEnvironmental risk factorsGenetic risk factorsNHS cohortDerivation cohortTherapeutic trialsMS riskProspective studyClinical algorithmImportant clinical applicationsHigher oddsSusceptibility lociMonocytes from Patients with Type 1 Diabetes Spontaneously Secrete Proinflammatory Cytokines Inducing Th17 Cells
Bradshaw EM, Raddassi K, Elyaman W, Orban T, Gottlieb PA, Kent SC, Hafler DA. Monocytes from Patients with Type 1 Diabetes Spontaneously Secrete Proinflammatory Cytokines Inducing Th17 Cells. The Journal Of Immunology 2009, 183: 4432-4439. PMID: 19748982, PMCID: PMC2770506, DOI: 10.4049/jimmunol.0900576.Peer-Reviewed Original ResearchConceptsT cellsT1D subjectsImmune systemIL-17-secreting cellsIL-17-secreting T cellsProinflammatory cytokines IL-1betaProinflammatory T cellsEffector T cellsMemory T cellsLong-term patientsHealthy control subjectsCytokines IL-1betaIL-1R antagonistType 1 diabetesInnate immune systemAdaptive immune systemTh1/T1D patientsAutoimmune diseasesIL-6Control subjectsIL-1betaHealthy controlsMonocytesType 1Age-Dependent B Cell Autoimmunity to a Myelin Surface Antigen in Pediatric Multiple Sclerosis
McLaughlin KA, Chitnis T, Newcombe J, Franz B, Kennedy J, McArdel S, Kuhle J, Kappos L, Rostasy K, Pohl D, Gagne D, Ness JM, Tenembaum S, O'Connor KC, Viglietta V, Wong SJ, Tavakoli NP, de Seze J, Idrissova Z, Khoury SJ, Bar-Or A, Hafler DA, Banwell B, Wucherpfennig KW. Age-Dependent B Cell Autoimmunity to a Myelin Surface Antigen in Pediatric Multiple Sclerosis. The Journal Of Immunology 2009, 183: 4067-4076. PMID: 19687098, PMCID: PMC2795331, DOI: 10.4049/jimmunol.0801888.Peer-Reviewed Original ResearchConceptsMyelin oligodendrocyte glycoproteinMultiple sclerosisB cell autoimmunityCell autoimmunityMOG-AbNative myelin oligodendrocyte glycoproteinPediatric-onset multiple sclerosisEarly onsetSurface AgPediatric MS casesPediatric-onset MSPediatric multiple sclerosisAdult-onset patientsCNS white matterHuman CNS white matterYears of ageAdult-onset diseaseDifferent myelin proteinsImmunological mechanismsPediatric patientsSerum AbsSuch autoantibodiesOligodendrocyte glycoproteinDisease onsetGlial cellsEpstein–Barr virus infection is not a characteristic feature of multiple sclerosis brain
Willis SN, Stadelmann C, Rodig SJ, Caron T, Gattenloehner S, Mallozzi SS, Roughan JE, Almendinger SE, Blewett MM, Brück W, Hafler DA, O’Connor K. Epstein–Barr virus infection is not a characteristic feature of multiple sclerosis brain. Brain 2009, 132: 3318-3328. PMID: 19638446, PMCID: PMC2792367, DOI: 10.1093/brain/awp200.Peer-Reviewed Original ResearchConceptsMultiple sclerosis brainEpstein-Barr virus infectionEBV infectionWhite matter lesionsMultiple sclerosisCentral nervous systemMatter lesionsVirus infectionSecond cohortEBV infected cellsB cell infiltrationB cell aggregatesInflammatory demyelinating diseaseB-cell infiltratesReal-time polymerase chain reaction methodologyCNS immunopathologyCNS lymphomaDemyelinating diseaseCell infiltrateSitu hybridizationCell infiltrationLarge cohortBrain pathologyNervous systemPolymerase chain reaction methodology
1998
Myelin basic protein reactive Th2 T cells are found in acute disseminated encephalomyelitis
Pohl-Koppe A, Burchett S, Thiele E, Hafler D. Myelin basic protein reactive Th2 T cells are found in acute disseminated encephalomyelitis. Journal Of Neuroimmunology 1998, 91: 19-27. PMID: 9846815, DOI: 10.1016/s0165-5728(98)00125-8.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, ViralAutoimmunityChildChild, PreschoolDemyelinating DiseasesEncephalomyelitis, Acute DisseminatedEncephalomyelitis, Autoimmune, ExperimentalEpitopesFemaleHerpes ZosterHerpesvirus 3, HumanHumansInfantInterferon-gammaInterleukin-2Interleukin-4MaleMyelin Basic ProteinT-LymphocytesConceptsAcute disseminated encephalomyelitisMBP-reactive T cell linesCentral nervous systemT cellsIL-4T cell linesDisseminated encephalomyelitisSignificant IFN-gamma secretionMyelin-reactive T cellsIFN-gamma secretionIL-4 secretionTh2 T cellsCell linesAutoimmune diseasesPredominant cytokineNormal subjectsSpontaneous recoveryNervous systemPatientsEncephalomyelitisCytokinesSecretionRecovery phaseCellsSubjects
1997
Treatment of Uveitis by Oral Administration of Retinal Antigens: Results of a Phase I/II Randomized Masked Trial
Nussenblatt R, Gery I, Weiner H, Ferris F, Shiloach J, Remaley N, Perry C, Caspi R, Hafler D, Foster C, Whitcup S. Treatment of Uveitis by Oral Administration of Retinal Antigens: Results of a Phase I/II Randomized Masked Trial. American Journal Of Ophthalmology 1997, 123: 583-592. PMID: 9152063, DOI: 10.1016/s0002-9394(14)71070-0.Peer-Reviewed Original ResearchConceptsPhase I/IISoluble retinal antigenTreatment of uveitisRetinal antigensRetinal S-antigenS-antigenStudy endpointImmunosuppressive therapyOral administrationPhase I/II studyMasked trialOcular inflammatory attacksStandard immunosuppressive therapySystemic immunosuppressive therapyPrimary study endpointSecondary study endpointsMain study endpointImmunosuppressive medicationsII studyInflammatory attacksOcular inflammationCytotoxic medicationsImmunosuppressive agentsEndogenous uveitisTreatment groups
1996
Cytotoxic γδ T Lymphocytes Associated with an Epstein–Barr Virus-Induced Posttransplantation Lymphoproliferative Disorder
Rothenberg M, Weber W, Longtine J, Hafler D. Cytotoxic γδ T Lymphocytes Associated with an Epstein–Barr Virus-Induced Posttransplantation Lymphoproliferative Disorder. Clinical Immunology 1996, 80: 266-272. PMID: 8811046, DOI: 10.1006/clin.1996.0122.Peer-Reviewed Original ResearchConceptsGamma delta T cellsDelta T cellsGamma delta T-cell receptorDelta T-cell receptorPosttransplantation lymphoproliferative diseaseT cellsBrain lesionsT cell receptorLymphoproliferative diseaseCell receptorInflammatory brain lesionsPosttransplantation lymphoproliferative disorderEpstein-Barr virusCultured T cell linesCentral nervous systemT cell linesHuman brain tissueLymphoproliferative disordersAutoimmune diseasesInflammatory processVirus immunityNervous systemBrain tissueLesionsTarget cells
1995
Expression of costimulatory molecules B7-1 (CD80), B7-2 (CD86), and interleukin 12 cytokine in multiple sclerosis lesions.
Windhagen A, Newcombe J, Dangond F, Strand C, Woodroofe MN, Cuzner ML, Hafler DA. Expression of costimulatory molecules B7-1 (CD80), B7-2 (CD86), and interleukin 12 cytokine in multiple sclerosis lesions. Journal Of Experimental Medicine 1995, 182: 1985-1996. PMID: 7500044, PMCID: PMC2192240, DOI: 10.1084/jem.182.6.1985.Peer-Reviewed Original ResearchConceptsAutoreactive T cellsMultiple sclerosisT cellsB7-1Autoimmune diseasesCostimulatory moleculesMS plaquesB7-2T cell-mediated autoimmune diseaseInitiation of MSMyelin-autoreactive T cellsCell-mediated autoimmune diseaseSelf-reactive T cellsCostimulatory molecules B7-1Acute MS plaquesAutoimmune animal modelsInterleukin-12 cytokinesPutative autoimmune diseaseSemiquantitative reverse transcriptase-polymerase chain reactionReverse transcriptase-polymerase chain reactionExpression of cytokinesTranscriptase-polymerase chain reactionT cell activationMultiple sclerosis lesionsInflammatory cuffsCase 37-1995 — A 6-year-old boy with a rash, meningismus, and diplegia
Cabot R, Scully R, Mark E, McNeely W, McNeely B, Hafler D, Hedley-Whyte E. Case 37-1995 — A 6-year-old boy with a rash, meningismus, and diplegia. New England Journal Of Medicine 1995, 333: 1485-1493. PMID: 7477150, DOI: 10.1056/nejm199511303332208.Peer-Reviewed Original Research
1988
Distinct molecular forms of human T cell receptor gamma/delta detected on viable T cells by a monoclonal antibody.
Borst J, van Dongen JJ, Bolhuis RL, Peters PJ, Hafler DA, de Vries E, van de Griend RJ. Distinct molecular forms of human T cell receptor gamma/delta detected on viable T cells by a monoclonal antibody. Journal Of Experimental Medicine 1988, 167: 1625-1644. PMID: 2966845, PMCID: PMC2188932, DOI: 10.1084/jem.167.5.1625.Peer-Reviewed Original ResearchConceptsTCR gamma/deltaT lymphocytesPeripheral bloodHuman TCR-gamma/deltaT cell receptor gamma/deltaGrowth factorGamma/deltaViable T cellsT cell clonesDistinct immune functionsTarget cell recognitionDifferent receptor typesHuman T lymphocytesCD8 antigenDelta antibodyIL-2Murine T lymphocytesT cellsCell surface iodinationCytolytic activityImmune functionReceptor typesLymphocytesTCR moleculesNormal individuals