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
2021
Outbreak of Acute Respiratory Illness Associated With Human Adenovirus Type 4 at the United States Coast Guard Academy, 2019
Chu VT, Simon E, Lu X, Rockwell P, Abedi GR, Gardner C, Kujawski SA, Schneider E, Gentile M, Ramsey LA, Liu R, Jones S, Janik C, Siniscalchi A, Landry ML, Christopher J, Lindstrom S, Steiner S, Thomas D, Gerber SI, Biggs HM. Outbreak of Acute Respiratory Illness Associated With Human Adenovirus Type 4 at the United States Coast Guard Academy, 2019. The Journal Of Infectious Diseases 2021, 225: 55-64. PMID: 34139752, DOI: 10.1093/infdis/jiab322.Peer-Reviewed Original ResearchConceptsMedical recordsRespiratory outbreaksPolymerase chain reaction testingReal-time polymerase chain reaction testingNew-onset coughPositive patient samplesAdenovirus type 4Cadet trainingRoutine vaccinationSore throatAdenovirus vaccineIllness AssociatedHuman adenovirus type 4Respiratory specimensUnderlying conditionDuty restrictionsReaction testingPatient samplesType 4Whole-genome sequencingSubstantial numberEnvironmental specimensHAdVOutbreakUS Coast Guard Academy
2013
Comparison of Simplexa HSV 1 & 2 PCR with Culture, Immunofluorescence, and Laboratory-Developed TaqMan PCR for Detection of Herpes Simplex Virus in Swab Specimens
Gitman MR, Ferguson D, Landry ML. Comparison of Simplexa HSV 1 & 2 PCR with Culture, Immunofluorescence, and Laboratory-Developed TaqMan PCR for Detection of Herpes Simplex Virus in Swab Specimens. Journal Of Clinical Microbiology 2013, 51: 3765-3769. PMID: 24006008, PMCID: PMC3889765, DOI: 10.1128/jcm.01413-13.Peer-Reviewed Original ResearchAdolescentAdultAgedAged, 80 and overChildChild, PreschoolClinical Laboratory TechniquesCosts and Cost AnalysisFemaleFluorescent Antibody TechniqueHerpes SimplexHumansInfantInfant, NewbornMaleMiddle AgedPolymerase Chain ReactionSensitivity and SpecificitySimplexvirusTime FactorsVirus CultivationYoung Adult
2009
Cytospin-Enhanced Immunofluorescence and Impact of Sample Quality on Detection of Novel Swine Origin (H1N1) Influenza Virus
Landry ML, Ferguson D. Cytospin-Enhanced Immunofluorescence and Impact of Sample Quality on Detection of Novel Swine Origin (H1N1) Influenza Virus. Journal Of Clinical Microbiology 2009, 48: 957-959. PMID: 20042632, PMCID: PMC2832425, DOI: 10.1128/jcm.01678-09.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAnimalsChildChild, PreschoolClinical Laboratory TechniquesFluorescent Antibody Technique, DirectHumansInfantInfant, NewbornInfluenza A Virus, H1N1 SubtypeInfluenza, HumanNasopharynxReverse Transcriptase Polymerase Chain ReactionSensitivity and SpecificityVirologyYoung AdultConceptsNovel swine-origin influenza virusesSwine-origin influenza virusImmunofluorescence antibody testingReal-time reverse transcriptase PCRCycle threshold valuesPCR-positive resultsPediatric patientsCDC assayAntibody testingNasopharyngeal swabsReverse transcriptase-PCRSwine influenzaInfluenza virusTranscriptase-PCRPositive samplesPatientsPositive resultsInfluenzaSwabsCytospinsHerpes Simplex Type-2 Meningitis: Presentation and Lack of Standardized Therapy
Landry ML, Greenwold J, Vikram HR. Herpes Simplex Type-2 Meningitis: Presentation and Lack of Standardized Therapy. The American Journal Of Medicine 2009, 122: 688-691. PMID: 19559173, DOI: 10.1016/j.amjmed.2009.02.017.Peer-Reviewed Original ResearchConceptsHSV-2 meningitisGenital herpesHerpes simplex type 2Evidence of meningoencephalitisOral antiviral therapyRecurrent lymphocytic meningitisRetrospective observational studyTime of presentationSimplex type 2Optimal patient managementCerebrospinal fluid samplesSteroid injectionCesarean sectionLymphocytic meningitisOral therapyStandardized therapyAntiviral treatmentGenital symptomsIntravenous therapyRecurrent meningitisAntiviral therapySpinal stenosisGenital lesionsHSV-2Medical records
2008
An Outbreak of Concurrent Echovirus 30 and Coxsackievirus A1 Infections Associated with Sea Swimming among a Group of Travelers to Mexico
Begier EM, Oberste MS, Landry ML, Brennan T, Mlynarski D, Mshar PA, Frenette K, Rabatsky-Ehr T, Purviance K, Nepaul A, Nix WA, Pallansch MA, Ferguson D, Cartter ML, Hadler JL. An Outbreak of Concurrent Echovirus 30 and Coxsackievirus A1 Infections Associated with Sea Swimming among a Group of Travelers to Mexico. Clinical Infectious Diseases 2008, 47: 616-623. PMID: 18637756, DOI: 10.1086/590562.Peer-Reviewed Original ResearchConceptsEchovirus 30Enteroviral infectionNucleic acid amplification testingIllness onset datesUninfected control subjectsPoint-source exposureMultiple enterovirusesAseptic meningitisFrequent symptomsIllness onsetViral cultureAmplification testingControl subjectsCerebrospinal fluidHuman stoolInfectionNauseaConnecticut DepartmentStoolCoxsackievirus (CV) A1Public healthIllnessEnterovirusesMolecular amplificationGroups of travelersReal-time PCR compared to Binax NOW and cytospin-immunofluorescence for detection of influenza in hospitalized patients
Landry ML, Cohen S, Ferguson D. Real-time PCR compared to Binax NOW and cytospin-immunofluorescence for detection of influenza in hospitalized patients. Journal Of Clinical Virology 2008, 43: 148-151. PMID: 18639488, PMCID: PMC7173065, DOI: 10.1016/j.jcv.2008.06.006.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overAntibodies, MonoclonalChildChild, PreschoolFluorescent Antibody Technique, DirectHospitalizationHumansImmunoassayInfantInfluenza A virusInfluenza B virusInfluenza, HumanMiddle AgedNasopharynxReagent Kits, DiagnosticReproducibility of ResultsReverse Transcriptase Polymerase Chain ReactionSensitivity and SpecificityTaq PolymeraseTime FactorsVirus CultivationYoung AdultConceptsHospitalized patientsTaqMan RT-PCRRT-PCRInfluenza ARapid flu testsDiagnosis of influenzaInfluenza-positive samplesDetection of influenzaReal-time RT-PCRInfluenza BInfluenza diagnosisPatient managementReal-time PCRMore accurate testsPatientsBinaxTrue positive samplesRapid testClinical samplesPositive samplesFurther studiesHospitalAccurate testInfluenzaDiagnosis
2007
Genotype Prevalence and Risk Factors for Severe Clinical Adenovirus Infection, United States 2004–2006
Gray GC, McCarthy T, Lebeck MG, Schnurr DP, Russell KL, Kajon AE, Landry ML, Leland DS, Storch GA, Ginocchio CC, Robinson CC, Demmler GJ, Saubolle MA, Kehl SC, Selvarangan R, Miller MB, Chappell JD, Zerr DM, Kiska DL, Halstead DC, Capuano AW, Setterquist SF, Chorazy ML, Dawson JD, Erdman DD. Genotype Prevalence and Risk Factors for Severe Clinical Adenovirus Infection, United States 2004–2006. Clinical Infectious Diseases 2007, 45: 1120-1131. PMID: 17918073, PMCID: PMC2064001, DOI: 10.1086/522188.Peer-Reviewed Original ResearchConceptsAdenovirus infectionIntensive care unit staySolid organ transplantationChronic disease conditionsAdenovirus isolatesUnited States 2004Adenovirus-positive specimensRisk factor modelingTyping methodsUnit stayRisk factorsAntigenic presentationChronic diseasesGenotype prevalenceClinical dataOrgan transplantationSevere diseaseRecent transplantationBone marrowBlinded comparisonDisease severityMilitary traineesSequence typing methodInfectionCancer diagnosisSerum IgA Antibodies to Epstein-Barr Virus (EBV) Early Lytic Antigens Are Present in Primary EBV Infection
Bhaduri-McIntosh S, Landry ML, Nikiforow S, Rotenberg M, El-Guindy A, Miller G. Serum IgA Antibodies to Epstein-Barr Virus (EBV) Early Lytic Antigens Are Present in Primary EBV Infection. The Journal Of Infectious Diseases 2007, 195: 483-492. PMID: 17230407, DOI: 10.1086/510916.Peer-Reviewed Original ResearchConceptsPrimary EBV infectionSerum IgA antibodiesIgA antibodiesEBV infectionLytic antigensPrimary infectionPrimary Epstein-Barr virus infectionHealthy EBV-seropositive individualsEpstein-Barr virus infectionEB nuclear antigenEBV-seropositive individualsViral capsid antigenAbsence of antibodiesFlow cytometry-based assayLytic EBV replicationCytometry-based assayBurkitt's lymphoma cellsCapsid antigenMucosal sitesEBV replicationIgM antibodiesVirus infectionInfectionLymphoma cellsSerum samples
2005
Real-Time Nucleic Acid Sequence-Based Amplification Using Molecular Beacons for Detection of Enterovirus RNA in Clinical Specimens
Landry ML, Garner R, Ferguson D. Real-Time Nucleic Acid Sequence-Based Amplification Using Molecular Beacons for Detection of Enterovirus RNA in Clinical Specimens. Journal Of Clinical Microbiology 2005, 43: 3136-3139. PMID: 16000425, PMCID: PMC1169110, DOI: 10.1128/jcm.43.7.3136-3139.2005.Peer-Reviewed Original ResearchConceptsNucleic acid sequence-based amplificationTime Nucleic Acid Sequence-Based AmplificationEV-positive samplesReal-time nucleic acid sequence-based amplificationDetection of enterovirusesEnterovirus RNAStool samplesCerebrospinal fluidNASBA assayClinical specimensEnterovirusesMolecular beacon technologyAssays
2003
Rapid Enterovirus RNA Detection in Clinical Specimens by Using Nucleic Acid Sequence-Based Amplification
Landry ML, Garner R, Ferguson D. Rapid Enterovirus RNA Detection in Clinical Specimens by Using Nucleic Acid Sequence-Based Amplification. Journal Of Clinical Microbiology 2003, 41: 346-350. PMID: 12517871, PMCID: PMC149595, DOI: 10.1128/jcm.41.1.346-350.2003.Peer-Reviewed Original ResearchConceptsNucleic acid sequence-based amplificationPrimary rhesus monkey kidneyRNA detectionNucliSens Basic KitRhesus monkey kidneyGreen monkey kidney cellsBuffalo green monkey kidney cellsMonkey kidney cellsVirus isolationClinical specimensEnterovirus detectionMonkey kidneyBasic KitMRC-5Kidney cellsCell culturesEV isolationRhabdomyosarcomaKidney
1993
Comparison of quantitative cytomegalovirus antigenemia assay with culture methods and correlation with clinical disease
Landry ML, Ferguson D. Comparison of quantitative cytomegalovirus antigenemia assay with culture methods and correlation with clinical disease. Journal Of Clinical Microbiology 1993, 31: 2851-2856. PMID: 8263166, PMCID: PMC266143, DOI: 10.1128/jcm.31.11.2851-2856.1993.Peer-Reviewed Original ResearchConceptsCMV antigenemiaCentrifugation cultureClinical diseaseCMV antigensBlood samplesConventional cultureDetection of cytomegalovirusQuantitative cytomegalovirus antigenemiaHuman immunodeficiency virus-infected patientsBone marrow transplant recipientsCMV antigenemia testHigh-level antigenemiaVirus-infected patientsMarrow transplant recipientsDetection of antigenemiaCulture methodUse of immunofluorescenceAntigenemia testTransplant recipientsCMV infectionCytomegalovirus antigenemiaAntigenemiaIndividual patientsImmunoperoxidase stainingRapid diagnosis
1983
Herpes simplex encephalitis: analysis of a cluster of cases by restriction endonuclease mapping of virus isolates.
Landry M, Berkovits N, Summers W, Booss J, Hsiung G, Summers W. Herpes simplex encephalitis: analysis of a cluster of cases by restriction endonuclease mapping of virus isolates. Neurology 1983, 33: 831-5. PMID: 6306505, DOI: 10.1212/wnl.33.7.831.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAgedDNA, ViralEncephalitisEndonucleasesFemaleHerpes SimplexHumansMaleSimplexvirus