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
2017
B cells require Type 1 interferon to produce alloantibodies to transfused KEL‐expressing red blood cells in mice
Gibb DR, Liu J, Santhanakrishnan M, Natarajan P, Madrid DJ, Patel S, Eisenbarth SC, Tormey CA, Stowell SR, Iwasaki A, Hendrickson JE. B cells require Type 1 interferon to produce alloantibodies to transfused KEL‐expressing red blood cells in mice. Transfusion 2017, 57: 2595-2608. PMID: 28836263, PMCID: PMC5745367, DOI: 10.1111/trf.14288.Peer-Reviewed Original ResearchConceptsBone marrow chimeric miceHuman KEL glycoproteinType 1 interferonB cellsMean fluorescence intensityChimeric miceRed blood cell antigensBlood cell antigensGerminal center B cellsWT B cellsRBC alloimmunizationIgG alloantibodiesAlloimmune responseB cell differentiationRed blood cellsTransfusion protocolControl miceInflammatory stateWT miceAutoimmune pathologyIgG productionIFNAR1 expressionPlasma cellsAntiviral immunityInflammatory stimuli
2006
A crucial role for plasmacytoid dendritic cells in antiviral protection by CpG ODN–based vaginal microbicide
Shen H, Iwasaki A. A crucial role for plasmacytoid dendritic cells in antiviral protection by CpG ODN–based vaginal microbicide. Journal Of Clinical Investigation 2006, 116: 2237-2243. PMID: 16878177, PMCID: PMC1518794, DOI: 10.1172/jci28681.Peer-Reviewed Original ResearchConceptsCpG ODNPlasmacytoid DCsHerpes simplex virus type 2Simplex virus type 2Lethal vaginal challengeVaginal stromal cellsPlasmacytoid dendritic cellsGenital herpes infectionIFN-alphabeta receptorAssociated inflammatory responseVirus type 2Vaginal challengeDendritic cellsHerpes infectionTLR agonistsMicrobicide efficacyTopical microbicidesVaginal microbicidesInflammatory responseI IFNAntiviral protectionType 2Antiviral genesStromal compartmentVaginal application