2024
High burden of viruses and bacterial pathobionts drives heightened nasal innate immunity in children
Watkins T, Green A, Amat J, Cheemarla N, Hänsel K, Lozano R, Dudgeon S, Germain G, Landry M, Schulz W, Foxman E. High burden of viruses and bacterial pathobionts drives heightened nasal innate immunity in children. Journal Of Experimental Medicine 2024, 221: e20230911. PMID: 38949638, PMCID: PMC11215523, DOI: 10.1084/jem.20230911.Peer-Reviewed Original ResearchConceptsBacterial pathobiontsRespiratory virusesBurden of virusesSARS-CoV-2Innate immune activationSARS-CoV-2 viral loadDynamic host-pathogen interactionsInnate immune responseViral coinfectionCytokine profileViral loadNasal virusImmune activationProinflammatory responseIL-1BNasopharyngeal samplesHost-pathogen interactionsImmune responseInterferon responsePathobiontsInnate immunityPaired samplesCXCL10Healthy 1-year-oldVirus
2023
Viral Interference During Influenza A–SARS-CoV-2 Coinfection of the Human Airway Epithelium and Reversal by Oseltamivir
Cheemarla N, Watkins T, Mihaylova V, Foxman E. Viral Interference During Influenza A–SARS-CoV-2 Coinfection of the Human Airway Epithelium and Reversal by Oseltamivir. The Journal Of Infectious Diseases 2023, 229: 1430-1434. PMID: 37722683, PMCID: PMC11095529, DOI: 10.1093/infdis/jiad402.Peer-Reviewed Original ResearchSARS-CoV-2 replicationSARS-CoV-2IAV replicationHuman airway epithelial culturesHuman airway epitheliumAirway epithelial culturesHost antiviral responseRobust interferon responseInfluenza infectionRespiratory virusesAirway epitheliumViral infectionAntiviral responseViral interferenceCoinfecting virusSimultaneous infectionHost cell defenseInterferon responseCoinfectionInfectionEpithelial culturesOseltamivirInfluenzaVirusCell defenseRespiratory viruses: New frontiers—a Keystone Symposia report
Cable J, Sun J, Cheon I, Vaughan A, Castro I, Stein S, López C, Gostic K, Openshaw P, Ellebedy A, Wack A, Hutchinson E, Thomas M, Langlois R, Lingwood D, Baker S, Folkins M, Foxman E, Ward A, Schwemmle M, Russell A, Chiu C, Ganti K, Subbarao K, Sheahan T, Penaloza‐MacMaster P, Eddens T. Respiratory viruses: New frontiers—a Keystone Symposia report. Annals Of The New York Academy Of Sciences 2023, 1522: 60-73. PMID: 36722473, PMCID: PMC10580159, DOI: 10.1111/nyas.14958.Peer-Reviewed Original ResearchConceptsRespiratory virusesSARS-CoV-2Specific viral strainsMechanisms of diseaseAcute infectionChronic diseasesCommon causeEffective treatmentNovel treatmentsVirus-host interactionsPrevention strategiesTherapy efficacyViral strainsVulnerable populationsPrevention approachesVirusDiseaseSymposium reportTreatmentViral biologyMorbidityPopulationInfectionMortalityInfluenzaNasal host response-based screening for undiagnosed respiratory viruses: a pathogen surveillance and detection study
Cheemarla N, Hanron A, Fauver J, Bishai J, Watkins T, Brito A, Zhao D, Alpert T, Vogels C, Ko A, Schulz W, Landry M, Grubaugh N, van Dijk D, Foxman E. Nasal host response-based screening for undiagnosed respiratory viruses: a pathogen surveillance and detection study. The Lancet Microbe 2023, 4: e38-e46. PMID: 36586415, PMCID: PMC9835789, DOI: 10.1016/s2666-5247(22)00296-8.Peer-Reviewed Original ResearchConceptsRespiratory virus panelPg/mLCXCL10 concentrationsSARS-CoV-2Bacterial pathobiontsRespiratory virusesSARS-CoV-2 negative samplesViral respiratory infectionsSARS-CoV-2 positive samplesClinical virology laboratoryHealth care systemVirus-positive samplesQuantitative RT-PCRInfluenza C virusSymptomatic patientsRespiratory infectionsSeasonal coronavirusesNasopharyngeal swabsVirus panelC virusCommon virusesCXCL10Host responseInterferon responseVirology laboratory
2020
Interference between rhinovirus and influenza A virus: a clinical data analysis and experimental infection study
Wu A, Mihaylova VT, Landry ML, Foxman EF. Interference between rhinovirus and influenza A virus: a clinical data analysis and experimental infection study. The Lancet Microbe 2020, 1: e254-e262. PMID: 33103132, PMCID: PMC7580833, DOI: 10.1016/s2666-5247(20)30114-2.Peer-Reviewed Original ResearchConceptsRhinovirus infectionInterferon-stimulated genesExperimental infection studiesClinical data analysisMock infectionInfection studiesDay 3ISG expressionViral interferenceInterferon responsePrimary human airway epithelial culturesYale-New Haven HospitalHuman airway epithelial culturesIAV RNASeasonal influenza epidemicsNational InstituteAirway epithelial culturesReverse transcription-quantitative PCRTranscription-quantitative PCRElectronic medical record systemPeak virusAirway mucosaMedical record systemRespiratory virusesIAV infection
2017
Antiviral Response in the Nasopharynx Identifies Patients With Respiratory Virus Infection
Landry ML, Foxman EF. Antiviral Response in the Nasopharynx Identifies Patients With Respiratory Virus Infection. The Journal Of Infectious Diseases 2017, 217: 897-905. PMID: 29281100, PMCID: PMC5853594, DOI: 10.1093/infdis/jix648.Peer-Reviewed Original ResearchConceptsRespiratory virusesNasopharyngeal swabsViral infectionCXCL10 protein levelsPatient nasopharyngeal swabsRespiratory virus infectionsHuman nasal epithelial cellsManagement of patientsRespiratory virus detectionNasal epithelial cellsSingle host proteinVirus detectionSimple diagnostic testIdentifies patientsRespiratory symptomsRespiratory infectionsRespiratory illnessHigh burdenVirus infectionReceptor RIGCost-effective testAntiviral responseAccurate diagnosisDiagnostic testsInfection