2021
Intranasal priming induces local lung-resident B cell populations that secrete protective mucosal antiviral IgA
Oh JE, Song E, Moriyama M, Wong P, Zhang S, Jiang R, Strohmeier S, Kleinstein SH, Krammer F, Iwasaki A. Intranasal priming induces local lung-resident B cell populations that secrete protective mucosal antiviral IgA. Science Immunology 2021, 6: eabj5129. PMID: 34890255, PMCID: PMC8762609, DOI: 10.1126/sciimmunol.abj5129.Peer-Reviewed Original ResearchConceptsVirus infectionIgA secretionB cellsMucosal surfacesIgA-secreting B cellsIgA-expressing cellsRole of IgARespiratory virus infectionsIgA-secreting cellsLower respiratory tractInfluenza virus infectionEffective immune protectionHeterologous virus infectionMemory B cellsSecretory immunoglobulin AProtein-based vaccinesB cell populationsPredominant Ig isotypeSite of entryIntranasal primingBronchoalveolar spaceProtective immunityVaccine strategiesRespiratory mucosaImmune protection
2019
Migrant memory B cells secrete luminal antibody in the vagina
Oh JE, Iijima N, Song E, Lu P, Klein J, Jiang R, Kleinstein SH, Iwasaki A. Migrant memory B cells secrete luminal antibody in the vagina. Nature 2019, 571: 122-126. PMID: 31189952, PMCID: PMC6609483, DOI: 10.1038/s41586-019-1285-1.Peer-Reviewed Original ResearchConceptsMemory B cellsFemale reproductive tractB cellsPlasma cellsReproductive tractCD4 tissue-resident memory T cellsTissue-resident memory T cellsLower female reproductive tractHerpes simplex virus 2Genital herpes infectionMemory T cellsExpression of chemokinesSimplex virus 2CXCR3-dependent mannerLocal plasma cellsLuminal antibodyMucosal antibodiesHerpes infectionPrimary infectionMucosal barrierSecondary challengeVariety of pathogensT cellsLamina propriaInducible source