Featured Publications
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-19Novel PIK3CD mutations affecting N-terminal residues of p110δ cause activated PI3Kδ syndrome (APDS) in humans
Takeda AJ, Zhang Y, Dornan GL, Siempelkamp BD, Jenkins ML, Matthews HF, McElwee JJ, Bi W, Seeborg FO, Su HC, Burke JE, Lucas CL. Novel PIK3CD mutations affecting N-terminal residues of p110δ cause activated PI3Kδ syndrome (APDS) in humans. Journal Of Allergy And Clinical Immunology 2017, 140: 1152-1156.e10. PMID: 28414062, PMCID: PMC5632585, DOI: 10.1016/j.jaci.2017.03.026.Peer-Reviewed Original ResearchHeterozygous splice mutation in PIK3R1 causes human immunodeficiency with lymphoproliferation due to dominant activation of PI3K
Lucas CL, Zhang Y, Venida A, Wang Y, Hughes J, McElwee J, Butrick M, Matthews H, Price S, Biancalana M, Wang X, Richards M, Pozos T, Barlan I, Ozen A, Rao VK, Su HC, Lenardo MJ. Heterozygous splice mutation in PIK3R1 causes human immunodeficiency with lymphoproliferation due to dominant activation of PI3K. Journal Of Experimental Medicine 2014, 211: 2537-2547. PMID: 25488983, PMCID: PMC4267241, DOI: 10.1084/jem.20141759.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAlternative SplicingAntibody FormationBase SequenceCatalytic DomainCD8-Positive T-LymphocytesCell DifferentiationChild, PreschoolClass Ia Phosphatidylinositol 3-KinaseEnzyme ActivationExonsFemaleGenes, DominantHeterozygoteHumansImmunologic Deficiency SyndromesLymphoproliferative DisordersMaleMolecular Sequence DataMutationPedigreePhosphatidylinositol 3-KinasesProtein Structure, TertiarySequence DeletionSignal TransductionTelomereTOR Serine-Threonine KinasesConceptsT cellsPI3KPI3K subunitsSenescent T cellsRecurrent sinopulmonary infectionsHeterozygous splice site mutationSplice site mutationEffector cellsPeripheral bloodSinopulmonary infectionsHuman immunodeficiencyHeterozygous splice mutationsImmunodeficiency diseaseHealthy subjectsUnique disorderHeterozygous mutationsClass IaPatient cellsProminent expansionK subunitLymphoproliferationPatientsSimilar diseasesShort telomeresDisease
2021
Hematopoietic Cell Transplantation Cures Adenosine Deaminase 2 Deficiency: Report on 30 Patients
Hashem H, Bucciol G, Ozen S, Unal S, Bozkaya IO, Akarsu N, Taskinen M, Koskenvuo M, Saarela J, Dimitrova D, Hickstein DD, Hsu AP, Holland SM, Krance R, Sasa G, Kumar AR, Müller I, de Sousa MA, Delafontaine S, Moens L, Babor F, Barzaghi F, Cicalese MP, Bredius R, van Montfrans J, Baretta V, Cesaro S, Stepensky P, Benedicte N, Moshous D, Le Guenno G, Boutboul D, Dalal J, Brooks JP, Dokmeci E, Dara J, Lucas CL, Hambleton S, Wilson K, Jolles S, Koc Y, Güngör T, Schnider C, Candotti F, Steinmann S, Schulz A, Chambers C, Hershfield M, Ombrello A, Kanakry JA, Meyts I. Hematopoietic Cell Transplantation Cures Adenosine Deaminase 2 Deficiency: Report on 30 Patients. Journal Of Clinical Immunology 2021, 41: 1633-1647. PMID: 34324127, PMCID: PMC8452581, DOI: 10.1007/s10875-021-01098-0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine DeaminaseAdolescentAdultAgammaglobulinemiaBone Marrow Failure DisordersChildChild, PreschoolFemaleGraft vs Host DiseaseHematopoietic Stem Cell TransplantationHumansIntercellular Signaling Peptides and ProteinsKaplan-Meier EstimateMaleRetrospective StudiesSevere Combined ImmunodeficiencyTreatment OutcomeYoung AdultConceptsHematopoietic cell transplantationBone marrow failureImmune cytopeniasOverall survivalRefractory cytopeniaGVHD-free relapse-free survivalOutcomes of HCTNecrosis factor blockadeNew vascular eventsRelapse-free survivalTreatment of choiceAdenosine deaminase 2ADA2 enzyme activityInherited inborn errorFinal transplantVascular eventsMedian agePrimary outcomeDADA2 patientsRetrospective studyCell transplantationImmunological phenotypeDefinitive cureEffective treatmentCytopenias
2020
The Mystery of MIS-C Post-SARS-CoV-2 Infection
Brodsky NN, Ramaswamy A, Lucas CL. The Mystery of MIS-C Post-SARS-CoV-2 Infection. Trends In Microbiology 2020, 28: 956-958. PMID: 33190685, PMCID: PMC7556780, DOI: 10.1016/j.tim.2020.10.004.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2SARS-CoV-2 infectionRespiratory syndrome coronavirus 2Multisystem inflammatory syndromeCoronavirus disease 2019 (COVID-19) pandemicSyndrome coronavirus 2Life-threatening illnessDisease 2019 pandemicImmune driversInflammatory syndromeCoronavirus 2Enigmatic diseaseImportant new studiesChildrenNew studiesUnique effectsSyndromeIllnessInfectionDisease