2024
A B cell screen against endogenous retroviruses identifies glycan-reactive IgM that recognizes a broad array of enveloped viruses
Yang Y, Treger R, Hernandez-Bird J, Lu P, Mao T, Iwasaki A. A B cell screen against endogenous retroviruses identifies glycan-reactive IgM that recognizes a broad array of enveloped viruses. Science Immunology 2024, 9: eadd6608. PMID: 39514636, DOI: 10.1126/sciimmunol.add6608.Peer-Reviewed Original ResearchConceptsB-1 cellsB cell-deficient miceEndogenous retrovirusesEnveloped virusesNatural IgM antibodiesGermline-encoded antibodiesNaive miceInnate antiviral mechanismsGenetic invadersB cellsVertebrate genomesNatural antibody repertoireRepertoire profilingSurface antigensInfectious endogenous retrovirusIgM antibodiesSelf-proteinsComplement pathwayAntibody repertoireAntibodiesMiceRetrovirusesVirusSensor stimulationGlycoprotein
2020
Seasonality of Respiratory Viral Infections
Moriyama M, Hugentobler WJ, Iwasaki A. Seasonality of Respiratory Viral Infections. Annual Review Of Virology 2020, 7: 1-19. PMID: 32196426, DOI: 10.1146/annurev-virology-012420-022445.Peer-Reviewed Original ResearchMeSH KeywordsBetacoronavirusCoronavirus InfectionsCOVID-19HumansHumidityInfectious Disease Incubation PeriodInfluenza, HumanOrthomyxoviridaePandemicsPicornaviridae InfectionsPneumonia, ViralRespiratory Tract InfectionsRhinovirusSARS-CoV-2SeasonsSevere Acute Respiratory SyndromeSevere acute respiratory syndrome-related coronavirusSeverity of Illness IndexTemperatureConceptsRespiratory viral infectionsViral infectionSevere acute respiratory syndrome coronavirusAcute respiratory syndrome coronavirusViral respiratory infectionsAdaptive immune responsesRespiratory viral diseasesRespiratory infectionsRespiratory virusesInfluenza diseaseRespiratory tractImmune responseAnnual epidemicsHost responseInfectionMajor contributing factorViral diseasesDiseaseContributing factorVirus stabilityVirusEpidemicRecent studiesYearsHuman population
2019
Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice
Uraki R, Hastings AK, Marin-Lopez A, Sumida T, Takahashi T, Grover JR, Iwasaki A, Hafler DA, Montgomery RR, Fikrig E. Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice. Nature Microbiology 2019, 4: 948-955. PMID: 30858571, PMCID: PMC6533137, DOI: 10.1038/s41564-019-0385-x.Peer-Reviewed Original ResearchConceptsZika virus infectionVirus infectionZika virusAegypti salivary proteinsGuillain-Barre syndromeEarly inflammatory responseSkin of micePrevention of mosquitoInflammatory responseAedes aegypti mosquitoesTherapeutic measuresSalivary factorsSalivary proteinsMosquito-borneInfectionMiceSubstantial mortalityRecent epidemicProtein 1Aegypti mosquitoesAntigenic proteinsVirusAntibodiesMosquitoesAntiserum
2017
Zika virus targets blood monocytes
Jurado KA, Iwasaki A. Zika virus targets blood monocytes. Nature Microbiology 2017, 2: 1460-1461. PMID: 29070824, DOI: 10.1038/s41564-017-0049-7.Peer-Reviewed Original ResearchThe cellular endosomal protein stannin inhibits intracellular trafficking of human papillomavirus during virus entry
Lipovsky A, Erden A, Kanaya E, Zhang W, Crite M, Bradfield C, MacMicking J, DiMaio D, Schoggins JW, Iwasaki A. The cellular endosomal protein stannin inhibits intracellular trafficking of human papillomavirus during virus entry. Journal Of General Virology 2017, 98: 2821-2836. PMID: 29058661, PMCID: PMC5845663, DOI: 10.1099/jgv.0.000954.Peer-Reviewed Original ResearchConceptsHuman papillomavirusEntry of HPVVirus entryImportant infectious causeL1 major capsid proteinHPV typesTrans-Golgi networkInfectious causesProphylactic vaccinesHPV16 infectionL2 minor capsid proteinHPV entryDeadly cancerHPV16 entryBasal levelsInfectionVirus uptakeRetrograde transportHuman keratinocytesCapsid proteinHPV16PapillomavirusVirus uncoatingNon-enveloped virusesVirusFetal Growth Restriction Caused by Sexual Transmission of Zika Virus in Mice
Uraki R, Jurado KA, Hwang J, Szigeti-Buck K, Horvath TL, Iwasaki A, Fikrig E. Fetal Growth Restriction Caused by Sexual Transmission of Zika Virus in Mice. The Journal Of Infectious Diseases 2017, 215: 1720-1724. PMID: 28472297, PMCID: PMC5853330, DOI: 10.1093/infdis/jix204.Peer-Reviewed Original ResearchConceptsZika virusSexual transmissionWeight of fetusesFetal growth restrictionNaive female miceType I interferon receptorEmbryonic day 18.5Female miceGrowth restrictionMale miceOcular deformityMosquito bitesControl groupDay 18.5Fetal abnormalitiesSexual contactInterferon receptorMiceFetusesInfected malesVirusDeformityAbnormalitiesReceptors
2016
Exploiting Mucosal Immunity for Antiviral Vaccines
Iwasaki A. Exploiting Mucosal Immunity for Antiviral Vaccines. Annual Review Of Immunology 2016, 34: 575-608. PMID: 27168245, DOI: 10.1146/annurev-immunol-032414-112315.Peer-Reviewed Original ResearchConceptsMucosal immunityHuman immunodeficiency virusEffective immune protectionHost immune responseHerpes simplex virusImmunodeficiency virusMucosal vaccinesImmune protectionSuccessful vaccineImmune responseSimplex virusAntiviral vaccinesMucosal surfacesVaccine developmentVaccine designInfluenza virusFirst lineVaccineViral pathogensImmunityViral diseasesVirusDangerous pathogensPathogensDisease
2013
Parvovirus evades interferon-dependent viral control in primary mouse embryonic fibroblasts
Mattei LM, Cotmore SF, Tattersall P, Iwasaki A. Parvovirus evades interferon-dependent viral control in primary mouse embryonic fibroblasts. Virology 2013, 442: 20-27. PMID: 23676303, PMCID: PMC3767977, DOI: 10.1016/j.virol.2013.03.020.Peer-Reviewed Original ResearchConceptsType I IFNsI IFNsI interferonIFN responseAntiviral immune mechanismsType I interferonInnate defense mechanismsMouse embryonic fibroblastsMVMp infectionViral controlImmune mechanismsInnate sensingAntiviral programViral replicationViral sensorsMurine parvovirusPoly (I:C) stimulationVirusEmbryonic fibroblastsType IMiceDefense mechanismsMinute virusMVMpPrimary mouse embryonic fibroblastsIL-1R signaling in dendritic cells replaces pattern-recognition receptors in promoting CD8+ T cell responses to influenza A virus
Pang IK, Ichinohe T, Iwasaki A. IL-1R signaling in dendritic cells replaces pattern-recognition receptors in promoting CD8+ T cell responses to influenza A virus. Nature Immunology 2013, 14: 246-253. PMID: 23314004, PMCID: PMC3577947, DOI: 10.1038/ni.2514.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCD8-Positive T-LymphocytesCell DifferentiationCell MovementDendritic CellsInfluenza A virusInterleukin-1Lymphocyte ActivationMembrane GlycoproteinsMembrane ProteinsMiceMice, Inbred C57BLMice, KnockoutMyeloid Differentiation Factor 88Nerve Tissue ProteinsOrthomyxoviridae InfectionsReceptors, CCR7Receptors, Cell SurfaceReceptors, Interleukin-1Receptors, Pattern RecognitionSignal TransductionToll-Like Receptor 7Toll-Like Receptor 9 in Plasmacytoid Dendritic Cells Fails To Detect Parvoviruses
Mattei LM, Cotmore SF, Li L, Tattersall P, Iwasaki A. Toll-Like Receptor 9 in Plasmacytoid Dendritic Cells Fails To Detect Parvoviruses. Journal Of Virology 2013, 87: 3605-3608. PMID: 23302877, PMCID: PMC3592163, DOI: 10.1128/jvi.03155-12.Peer-Reviewed Original Research
2012
A Virological View of Innate Immune Recognition
Iwasaki A. A Virological View of Innate Immune Recognition. Annual Review Of Microbiology 2012, 66: 177-196. PMID: 22994491, PMCID: PMC3549330, DOI: 10.1146/annurev-micro-092611-150203.Peer-Reviewed Original ResearchUnique features of antiviral immune system of the vaginal mucosa
Kumamoto Y, Iwasaki A. Unique features of antiviral immune system of the vaginal mucosa. Current Opinion In Immunology 2012, 24: 411-416. PMID: 22673876, PMCID: PMC3423557, DOI: 10.1016/j.coi.2012.05.006.Peer-Reviewed Original ResearchConceptsVaginal mucosaVirus-specific CD4Development of vaccinesAntiviral immune systemHuman papillomavirusGenital tractT cellsImmune responseAdaptive immunityHuman vaccinesMucosal organsImmune systemVaccineAntiviral defenseMucosaVaginaVirusRecent studiesWide spectrumVast majorityCurrent understandingCD8CD4PapillomavirusImmunobiology
2010
Inflammasomes as mediators of immunity against influenza virus
Pang IK, Iwasaki A. Inflammasomes as mediators of immunity against influenza virus. Trends In Immunology 2010, 32: 34-41. PMID: 21147034, PMCID: PMC3017631, DOI: 10.1016/j.it.2010.11.004.Peer-Reviewed Original ResearchConceptsToll-like receptor 7Influenza virusMediators of immunityInfluenza virus infectionHuman respiratory infectionsRetinoic acid-inducible gene IAcid-inducible gene IInducible gene IInnate immune systemAdaptive immune defenseEndosomal recognitionInnate detectionRespiratory infectionsReceptor 7Virus infectionCytosolic recognitionInflammasome activationLike receptorsImmune systemImmune defenseMajor causeGene IVirusSuch activationMultiple mechanismsInfluenza virus activates inflammasomes via its intracellular M2 ion channel
Ichinohe T, Pang IK, Iwasaki A. Influenza virus activates inflammasomes via its intracellular M2 ion channel. Nature Immunology 2010, 11: 404-410. PMID: 20383149, PMCID: PMC2857582, DOI: 10.1038/ni.1861.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarrier ProteinsCells, CulturedCytokinesDendritic CellsGenetic EngineeringGolgi ApparatusHydrogen-Ion ConcentrationIon ChannelsMacrophagesMembrane GlycoproteinsMiceMice, Inbred C57BLMice, KnockoutMonensinNLR Family, Pyrin Domain-Containing 3 ProteinOncogene Proteins, ViralOrthomyxoviridaeOrthomyxoviridae InfectionsPotassium ChlorideProtein TransportProtonsSequence DeletionToll-Like Receptor 7Viral Matrix ProteinsVirus Replication
2007
Role of Autophagy in Innate Viral Recognition
Iwasaki A. Role of Autophagy in Innate Viral Recognition. Autophagy 2007, 3: 354-356. PMID: 17404496, DOI: 10.4161/auto.4114.Peer-Reviewed Original ResearchConceptsPlasmacytoid dendritic cellsToll-like receptorsI interferonViral recognitionLive viral infectionType I interferonRole of autophagyPDC responsesDendritic cellsViral infectionViral replicationTLR7Pathogen signaturesVirusSuch virusesVirus detectionAutophagyRNA virusesRecent studiesInterferonInfectionSsRNA virusesSecretionReceptorsAutophagy-Dependent Viral Recognition by Plasmacytoid Dendritic Cells
Lee HK, Lund JM, Ramanathan B, Mizushima N, Iwasaki A. Autophagy-Dependent Viral Recognition by Plasmacytoid Dendritic Cells. Science 2007, 315: 1398-1401. PMID: 17272685, DOI: 10.1126/science.1136880.Peer-Reviewed Original ResearchConceptsPlasmacytoid dendritic cellsToll-like receptorsDendritic cellsInterferon-alpha secretionLive viral infectionPDC responsesViral infectionViral recognitionViral replicationPathogen signaturesTLR7VirusSuch virusesVirus detectionProcess of autophagyAutophagyRNA virusesCellsInfectionPresent evidenceSecretionReceptors