2023
PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection
Asashima H, Mohanty S, Comi M, Ruff W, Hoehn K, Wong P, Klein J, Lucas C, Cohen I, Coffey S, Lele N, Greta L, Raddassi K, Chaudhary O, Unterman A, Emu B, Kleinstein S, Montgomery R, Iwasaki A, Dela Cruz C, Kaminski N, Shaw A, Hafler D, Sumida T. PD-1highCXCR5–CD4+ peripheral helper T cells promote CXCR3+ plasmablasts in human acute viral infection. Cell Reports 2023, 42: 111895. PMID: 36596303, PMCID: PMC9806868, DOI: 10.1016/j.celrep.2022.111895.Peer-Reviewed Original ResearchConceptsAcute viral infectionTph cellsViral infectionCXCR3 expressionClinical outcomesHelper TSevere viral infectionsB cell helpBetter clinical outcomesProtective humoral immunityT cell-B cell interactionsKey immune responsesPlasmablast expansionB cell differentiationCell subsetsHumoral immunityCell helpImmune responseInterferon γPlasmablast differentiationB cellsPlasmablastsCell responsesInfectionCD4
2021
Kynurenic acid may underlie sex-specific immune responses to COVID-19
Cai Y, Kim DJ, Takahashi T, Broadhurst DI, Yan H, Ma S, Rattray NJW, Casanovas-Massana A, Israelow B, Klein J, Lucas C, Mao T, Moore AJ, Muenker MC, Oh JE, Silva J, Wong P, team Y, Ko AI, Khan SA, Iwasaki A, Johnson CH. Kynurenic acid may underlie sex-specific immune responses to COVID-19. Science Signaling 2021, 14: eabf8483. PMID: 34230210, PMCID: PMC8432948, DOI: 10.1126/scisignal.abf8483.Peer-Reviewed Original ResearchConceptsKynurenic acidImmune responseClinical outcomesSex-specific immune responsesT cell responsesPoor clinical outcomeCOVID-19 patientsCoronavirus disease 2019COVID-19Sex-related differencesMale patientsCytokine abundanceInflammatory cytokinesKynurenine ratioSerum metabolomeDisease 2019Sex-specific linkKynurenine aminotransferaseCell responsesOld malePatientsMalesOutcomesResponseMetabolites
2016
Dendritic cells primed with a chimeric plasmid containing HIV‐1‐gag associated with lysosomal‐associated protein‐1 (LAMP/gag) is a potential therapeutic vaccine against HIV
Lucas C, Matassoli F, Peçanha L, Santillo B, da Silva Oliveira L, Oshiro T, Marques E, Oxenius A, de Arruda L. Dendritic cells primed with a chimeric plasmid containing HIV‐1‐gag associated with lysosomal‐associated protein‐1 (LAMP/gag) is a potential therapeutic vaccine against HIV. The FASEB Journal 2016, 30: 2970-2984. PMID: 27199296, DOI: 10.1096/fj.201500059.Peer-Reviewed Original ResearchConceptsT cell responsesPotential therapeutic vaccineDendritic cellsTherapeutic vaccinesT cellsImmune responseHIV-specific cellular immune responsesGreater T cell responsesPotential of DCUpregulation of CD38Human dendritic cellsCellular immune responsesProtein 1Immunization of miceMouse dendritic cellsTNF-α productionHIV infectionAntibody levelsHLA-DRVaccine efficacyDNA vaccineT lymphocytesGranzyme BImmune functionVaccine vehicle
2015
Genomic Analysis, Phenotype, and Virulence of the Historical Brazilian Smallpox Vaccine Strain IOC: Implications for the Origins and Evolutionary Relationships of Vaccinia Virus
Medaglia M, Moussatché N, Nitsche A, Dabrowski P, Li Y, Damon I, Lucas C, Arruda L, Damaso C. Genomic Analysis, Phenotype, and Virulence of the Historical Brazilian Smallpox Vaccine Strain IOC: Implications for the Origins and Evolutionary Relationships of Vaccinia Virus. Journal Of Virology 2015, 89: 11909-11925. PMID: 26378174, PMCID: PMC4645304, DOI: 10.1128/jvi.01833-15.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsBase SequenceBayes TheoremBiological EvolutionBrazilCell LineComet AssayEnzyme-Linked Immunosorbent AssayFemaleFluorescent Antibody TechniqueHumansImmunoglobulin GMiceMice, Inbred BALB CModels, GeneticMolecular Sequence DataPhylogenySequence Analysis, DNASmallpoxSpecies SpecificityVaccinia virusViral VaccinesVirulenceVirulence FactorsConceptsFirst-generation vaccinesSmallpox vaccineSecond-generation smallpox vaccineVaccine strainNew-generation smallpox vaccinesVaccinia virusProtective immune responseIntensive vaccination programsImmunological featuresInfected miceHealth care standardsImmune protectionVaccination programLethal infectionImmune responseVACV strainVaccineCare standardsSmallpox eradication programmeLow virulenceAdverse effectsVACVLow pathogenicitySmallpox eradicationVaccine producers