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
Nasal 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
2018
Detection of Influenza A and B Viruses and Respiratory Syncytial Virus by Use of Clinical Laboratory Improvement Amendments of 1988 (CLIA)-Waived Point-of-Care Assays: a Paradigm Shift to Molecular Tests
Azar MM, Landry ML. Detection of Influenza A and B Viruses and Respiratory Syncytial Virus by Use of Clinical Laboratory Improvement Amendments of 1988 (CLIA)-Waived Point-of-Care Assays: a Paradigm Shift to Molecular Tests. Journal Of Clinical Microbiology 2018, 56: 10.1128/jcm.00367-18. PMID: 29695519, PMCID: PMC6018333, DOI: 10.1128/jcm.00367-18.BooksConceptsRapid influenza diagnostic testsRespiratory syncytial virusNucleic acid amplification testsSyncytial virusB virusInfluenza AClinical Laboratory Improvement AmendmentsAntiviral therapyPoint of careAvailable rapid influenza diagnostic testsSensitive nucleic acid amplification testsMolecular testsInfluenza diagnostic testsRespiratory virus infectionsInfection prevention strategiesRapid antigen detectionRapid laboratory testingViral diagnostic testingDetection of influenzaNew pandemic strainsAccurate laboratory diagnosisRapid antigenRespiratory virusesViral culturePatient management
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
2009
Developments in Immunologic Assays for Respiratory Viruses
Landry ML. Developments in Immunologic Assays for Respiratory Viruses. Clinics In Laboratory Medicine 2009, 29: 635-647. PMID: 19892225, DOI: 10.1016/j.cll.2009.07.003.Peer-Reviewed Original Research
2006
Human Bocavirus Infection in Young Children in the United States: Molecular Epidemiological Profile and Clinical Characteristics of a Newly Emerging Respiratory Virus
Kesebir D, Vazquez M, Weibel C, Shapiro ED, Ferguson D, Landry ML, Kahn JS. Human Bocavirus Infection in Young Children in the United States: Molecular Epidemiological Profile and Clinical Characteristics of a Newly Emerging Respiratory Virus. The Journal Of Infectious Diseases 2006, 194: 1276-1282. PMID: 17041854, PMCID: PMC7204143, DOI: 10.1086/508213.Peer-Reviewed Original ResearchConceptsRespiratory tract diseasePolymerase chain reactionAsymptomatic childrenClinical characteristicsEpidemiological profileRespiratory specimensTract diseaseLower respiratory tract diseaseHBoV-positive childrenHuman bocavirus infectionRespiratory syncytial virusMolecular epidemiological profileYears of ageYoung childrenDiagnostic laboratoriesBocavirus infectionRespiratory specimenAbnormal findingsRespiratory virusesRespiratory secretionsSyncytial virusHuman bocavirusParainfluenza virusB virusChest radiographyHuman metapneumovirus and exacerbations of chronic obstructive pulmonary disease
Martinello RA, Esper F, Weibel C, Ferguson D, Landry ML, Kahn JS. Human metapneumovirus and exacerbations of chronic obstructive pulmonary disease. Journal Of Infection 2006, 53: 248-254. PMID: 16412516, PMCID: PMC7112509, DOI: 10.1016/j.jinf.2005.11.010.Peer-Reviewed Original ResearchConceptsExacerbation of COPDChronic obstructive pulmonary diseaseObstructive pulmonary diseaseRespiratory syncytial virusHuman metapneumovirusPulmonary diseaseSyncytial virusObservational cohort studyRespiratory tract infectionsParainfluenza type 3Urban teaching hospitalCOPD patientsCohort studyTract infectionsParainfluenza 1HMPV genotypesRespiratory virusesNasopharyngeal specimensViral cultureEnrollment criteriaInfluenza ATeaching hospitalDirect immunofluorescenceExacerbationPatients
2000
SimulFluor Respiratory Screen for Rapid Detection of Multiple Respiratory Viruses in Clinical Specimens by Immunofluorescence Staining
Landry M, Ferguson D. SimulFluor Respiratory Screen for Rapid Detection of Multiple Respiratory Viruses in Clinical Specimens by Immunofluorescence Staining. Journal Of Clinical Microbiology 2000, 38: 708-711. PMID: 10655371, PMCID: PMC86182, DOI: 10.1128/jcm.38.2.708-711.2000.Peer-Reviewed Original ResearchConceptsCommon respiratory virusesRespiratory virusesMultiple respiratory virusesVirus isolatesRespiratory samplesPatient managementDirect immunofluorescenceInfection controlClinical specimensCytospin preparationsVirusScreening reagentImmunofluorescenceCell culturesSample collectionGreat benefitIsolates
1996
Interleukin-11: stimulation in vivo and in vitro by respiratory viruses and induction of airways hyperresponsiveness.
Einarsson O, Geba G, Zhu Z, Landry M, Elias J. Interleukin-11: stimulation in vivo and in vitro by respiratory viruses and induction of airways hyperresponsiveness. Journal Of Clinical Investigation 1996, 97: 915-924. PMID: 8613544, PMCID: PMC507136, DOI: 10.1172/jci118514.Peer-Reviewed Original ResearchConceptsRespiratory syncytial virusIL-11 productionParainfluenza virus type 3Airway hyperresponsivenessIL-11Viral upper respiratory tract infectionUpper respiratory tract infectionBALB/c miceSimplex virus type 2Viral-induced asthmaViral respiratory infectionsRespiratory tract infectionsNonspecific airway hyperresponsivenessVirus type 2Virus type 3Clinical bronchospasmAirway dysfunctionAirway physiologyTract infectionsRespiratory infectionsRespiratory virusesSyncytial virusC miceNasal aspiratesViral infection