2022
Gut microbiome dysbiosis in antibiotic-treated COVID-19 patients is associated with microbial translocation and bacteremia
Bernard-Raichon L, Venzon M, Klein J, Axelrad J, Zhang C, Sullivan A, Hussey G, Casanovas-Massana A, Noval M, Valero-Jimenez A, Gago J, Putzel G, Pironti A, Wilder E, Thorpe L, Littman D, Dittmann M, Stapleford K, Shopsin B, Torres V, Ko A, Iwasaki A, Cadwell K, Schluter J. Gut microbiome dysbiosis in antibiotic-treated COVID-19 patients is associated with microbial translocation and bacteremia. Nature Communications 2022, 13: 5926. PMID: 36319618, PMCID: PMC9626559, DOI: 10.1038/s41467-022-33395-6.Peer-Reviewed Original ResearchConceptsGut microbiome dysbiosisCOVID-19 patientsMicrobiome dysbiosisSecondary infectionSARS-CoV-2 infection inducesLife-threatening secondary infectionsTranslocation of bacteriaBlood culture resultsCOVID-19 severityAntimicrobial-resistant speciesCOVID-19Different clinical sitesMicrobial translocationBloodstream infectionsInfection inducesBarrier permeabilitySystemic circulationDysbiosisGoblet cellsPaneth cellsClinical sitesCulture resultsPatient healthGut microbiomePatients
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
2015
Control of adaptive immunity by the innate immune system
Iwasaki A, Medzhitov R. Control of adaptive immunity by the innate immune system. Nature Immunology 2015, 16: 343-353. PMID: 25789684, PMCID: PMC4507498, DOI: 10.1038/ni.3123.Peer-Reviewed Original Research
2011
Microbiota regulates immune defense against respiratory tract influenza A virus infection
Ichinohe T, Pang IK, Kumamoto Y, Peaper DR, Ho JH, Murray TS, Iwasaki A. Microbiota regulates immune defense against respiratory tract influenza A virus infection. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 5354-5359. PMID: 21402903, PMCID: PMC3069176, DOI: 10.1073/pnas.1019378108.Peer-Reviewed Original ResearchConceptsInfluenza virus infectionVirus infectionDendritic cellsImmune responseCommensal bacteriaRespiratory influenza virus infectionToll-like receptor ligandsVirus-specific CD4CD8 T cellsT cell primingCommensal microbiota compositionProductive immune responseExpression of mRNADistal injectionLymph nodesImmune impairmentIntact microbiotaIL-1βAntibody responseImmune homeostasisRespiratory mucosaAntibiotic treatmentT cellsInflammasome activationCommensal microbiota