Featured Publications
The role of PI3Kγ in the immune system: new insights and translational implications
Lanahan SM, Wymann MP, Lucas CL. The role of PI3Kγ in the immune system: new insights and translational implications. Nature Reviews Immunology 2022, 22: 687-700. PMID: 35322259, PMCID: PMC9922156, DOI: 10.1038/s41577-022-00701-8.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsClass Ib Phosphatidylinositol 3-KinaseHumansMacrophagesMicePhosphatidylinositol 3-KinasePhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsConceptsProtein structure determinationContext-dependent modulatorNew insightsImmune systemMonogenic immune disordersSpecific PI3Kγ inhibitorInflammatory cytokine releaseRole of PI3KγPI3Kγ deficiencyImmunomodulatory roleCytokine releaseClinical trialsImmune disordersPI3KγTherapeutic targetOncology indicationsTranslational implicationsDrug developmentStructure determinationPI3Kγ inhibitorsRecent advancesPhosphoinositideRoleHumansInsightsHeterozygous 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 telomeresDiseaseDominant-activating germline mutations in the gene encoding the PI(3)K catalytic subunit p110δ result in T cell senescence and human immunodeficiency
Lucas CL, Kuehn HS, Zhao F, Niemela JE, Deenick EK, Palendira U, Avery DT, Moens L, Cannons JL, Biancalana M, Stoddard J, Ouyang W, Frucht DM, Rao VK, Atkinson TP, Agharahimi A, Hussey AA, Folio LR, Olivier KN, Fleisher TA, Pittaluga S, Holland SM, Cohen JI, Oliveira JB, Tangye SG, Schwartzberg PL, Lenardo MJ, Uzel G. Dominant-activating germline mutations in the gene encoding the PI(3)K catalytic subunit p110δ result in T cell senescence and human immunodeficiency. Nature Immunology 2013, 15: 88-97. PMID: 24165795, PMCID: PMC4209962, DOI: 10.1038/ni.2771.Peer-Reviewed Original ResearchMeSH KeywordsAntibiotics, AntineoplasticCell DifferentiationCells, CulturedCellular SenescenceClass I Phosphatidylinositol 3-KinasesCytomegalovirus InfectionsEpstein-Barr Virus InfectionsFemaleGenes, DominantGerm-Line MutationHumansImmunoblottingImmunologic Deficiency SyndromesMalePedigreePhosphatidylinositol 3-KinasesPhosphorylationProto-Oncogene Proteins c-aktSirolimusT-LymphocytesTOR Serine-Threonine KinasesViremia
2023
PI3Kδ Pathway Dysregulation and Unique Features of Its Inhibition by Leniolisib in Activated PI3Kδ Syndrome and Beyond
Cant A, Chandra A, Munro E, Rao V, Lucas C. PI3Kδ Pathway Dysregulation and Unique Features of Its Inhibition by Leniolisib in Activated PI3Kδ Syndrome and Beyond. The Journal Of Allergy And Clinical Immunology In Practice 2023, 12: 69-78. PMID: 37777067, PMCID: PMC10872751, DOI: 10.1016/j.jaip.2023.09.016.Peer-Reviewed Original ResearchMeSH KeywordsClass I Phosphatidylinositol 3-KinasesHumansPhosphatidylinositol 3-KinasePhosphatidylinositol 3-KinasesPyrimidinesConceptsPI3Kδ inhibitorsActivated PI3Kδ SyndromeImmune cell developmentPI3Kδ syndromeSpecific inhibitory propertiesAdverse eventsTreatment optionsPI3Kδ activityHematological malignanciesPathway dysregulationInborn errorsDrug mechanismsGenetic hyperactivationLeniolisibSyndromeΔ isoformsCell developmentInhibitorsInhibitory propertiesΓ isoformsColitisNeutropeniaTolerabilityMalignancyHepatotoxicity
2020
Editorial: Human Disorders of PI3K Biology
Lucas CL, Tangye SG. Editorial: Human Disorders of PI3K Biology. Frontiers In Immunology 2020, 11: 617464. PMID: 33329612, PMCID: PMC7732539, DOI: 10.3389/fimmu.2020.617464.Peer-Reviewed Original ResearchClass I Phosphatidylinositol 3-KinasesHumansPhosphatidylinositol 3-KinasesPrimary Immunodeficiency Diseases
2017
Conformational disruption of PI3Kδ regulation by immunodeficiency mutations in PIK3CD and PIK3R1
Dornan GL, Siempelkamp BD, Jenkins ML, Vadas O, Lucas CL, Burke JE. Conformational disruption of PI3Kδ regulation by immunodeficiency mutations in PIK3CD and PIK3R1. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 1982-1987. PMID: 28167755, PMCID: PMC5338455, DOI: 10.1073/pnas.1617244114.Peer-Reviewed Original ResearchMeSH KeywordsCatalytic DomainCell MembraneClass I Phosphatidylinositol 3-KinasesClass Ia Phosphatidylinositol 3-KinaseEnzyme AssaysEnzyme InhibitorsGain of Function MutationHumansImmunologic Deficiency SyndromesMass SpectrometryModels, MolecularPhenotypePhosphatidylinositol 3-KinasesPrimary Immunodeficiency DiseasesProtein ConformationPurinesQuinazolinonesRandomized Controlled Trials as TopicSequence DeletionConceptsRegulatory subunitCatalytic subunitClass IA catalytic subunitsHydrogen-deuterium exchange mass spectrometryOncogenic mutationsP85 regulatory subunitExchange mass spectrometryClass IA phosphoinositideP85α regulatory subunitPI3K delta syndromeCSH2 domainMolecular basisP110δ catalytic subunitMolecular mechanismsBiochemical assaysSubunits
2016
PI3Kδ and primary immunodeficiencies
Lucas CL, Chandra A, Nejentsev S, Condliffe AM, Okkenhaug K. PI3Kδ and primary immunodeficiencies. Nature Reviews Immunology 2016, 16: 702-714. PMID: 27616589, PMCID: PMC5291318, DOI: 10.1038/nri.2016.93.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell DifferentiationCellular SenescenceEnzyme ActivationGene Expression RegulationHumansImmune SystemImmunityImmunologic Deficiency SyndromesLymphocyte ActivationLymphocytesMolecular Targeted TherapyMutationPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsProtein SubunitsSignal TransductionConceptsPrimary immunodeficiencyT cellsHeterozygous mutationsAntibody replacement therapyStructural lung damageRegulatory T cellsT cell senescencePI3Kδ inhibitor idelalisibRecurrent sinopulmonary infectionsB-cell malignanciesHerpes family virusesMTOR inhibitor rapamycinPI3Kδ syndromeMost patientsLung damageLymphoma trialsReplacement therapyLymphoproliferative diseaseSinopulmonary infectionsAntibody responseP110δ catalytic subunitCell malignanciesB cellsImmune systemPatients
2015
Genomics of Immune Diseases and New Therapies
Lenardo M, Lo B, Lucas CL. Genomics of Immune Diseases and New Therapies. Annual Review Of Immunology 2015, 34: 1-29. PMID: 26735698, PMCID: PMC5736009, DOI: 10.1146/annurev-immunol-041015-055620.Peer-Reviewed Original ResearchConceptsDNA sequencing technologiesMagnesium transportersSequencing technologiesNew genetic diseasesGenomicsGenetic lossGenetic diseasesMolecular definitionGenetic pathogenesisPatient phenotypesBiochemical investigationsImmune regulationImmune diseasesPrecision medicine treatmentImmunological diseasesNew therapiesGenetic counselingTransportersAdditional examplesPhenotypeRegulationGreat advancesImproved diagnosis