2014
Immune Markers Associated with Host Susceptibility to Infection with West Nile Virus
Qian F, Thakar J, Yuan X, Nolan M, Murray KO, Lee WT, Wong SJ, Meng H, Fikrig E, Kleinstein SH, Montgomery RR. Immune Markers Associated with Host Susceptibility to Infection with West Nile Virus. Viral Immunology 2014, 27: 39-47. PMID: 24605787, PMCID: PMC3949440, DOI: 10.1089/vim.2013.0074.Peer-Reviewed Original ResearchConceptsWest Nile virusSevere infectionsImmune markersIL-4IL-4 levelsSerum cytokine levelsSerum IL-4Nile virusSignificant risk factorsImmune system statusPeripheral blood cellsSevere neurological diseaseCytokine levelsAntibody levelsImmune statusRisk factorsHealthy subjectsStratified cohortWNV infectionNeurological diseasesInfectionAltered expression levelsBlood cellsAltered gene expression patternsHost susceptibility
2012
Antibodies against the Envelope Glycoprotein Promote Infectivity of Immature Dengue Virus Serotype 2
da Silva Voorham JM, Rodenhuis-Zybert IA, Nuñez N, Colpitts TM, van der Ende-Metselaar H, Fikrig E, Diamond MS, Wilschut J, Smit JM. Antibodies against the Envelope Glycoprotein Promote Infectivity of Immature Dengue Virus Serotype 2. PLOS ONE 2012, 7: e29957. PMID: 22431958, PMCID: PMC3303773, DOI: 10.1371/journal.pone.0029957.Peer-Reviewed Original ResearchConceptsAntibody-dependent enhancementImmature DENVAnti-prM antibodiesStructural proteins prMSevere dengue diseaseDengue virus antibodiesDengue virus serotype 2Dose-dependent mannerImmature particlesStandard virus preparationsVirus preparationsVirus antibodiesPrecursor membrane proteinVirus serotype 2Lethal infectionMouse modelDengue diseaseImmune serumDENV particlesProtein prMInfection studiesAntibodiesEnhanced infectivityInfectionSerotype 2
2011
prM-antibody renders immature West Nile virus infectious in vivo
Colpitts TM, Rodenhuis-Zybert I, Moesker B, Wang P, Fikrig E, Smit JM. prM-antibody renders immature West Nile virus infectious in vivo. Journal Of General Virology 2011, 92: 2281-2285. PMID: 21697345, PMCID: PMC3347797, DOI: 10.1099/vir.0.031427-0.Peer-Reviewed Original ResearchConceptsWest Nile virusInfectious West Nile virusNile virusDeath of micePrM antibodiesNeurotropic pathogensWNV particlesSevere human diseasesFamily FlaviviridaeVivo proofImmature flavivirus particlesInfectious potentialAntibodiesDiseaseViral surfaceVirus particlesPrM proteinFlavivirus particlesVirusHuman diseasesInfectionMiceFlavivirusesBrainSerum
2010
Age-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response
Panda A, Qian F, Mohanty S, van Duin D, Newman FK, Zhang L, Chen S, Towle V, Belshe RB, Fikrig E, Allore HG, Montgomery RR, Shaw AC. Age-Associated Decrease in TLR Function in Primary Human Dendritic Cells Predicts Influenza Vaccine Response. The Journal Of Immunology 2010, 184: 2518-2527. PMID: 20100933, PMCID: PMC3867271, DOI: 10.4049/jimmunol.0901022.Peer-Reviewed Original ResearchMeSH KeywordsAdultAge FactorsAgedAged, 80 and overAntibodies, ViralCytokinesDendritic CellsFemaleFlow CytometryHumansInfluenza A Virus, H1N1 SubtypeInfluenza VaccinesInterleukin-12 Subunit p40Interleukin-6Linear ModelsMaleMiddle AgedReverse Transcriptase Polymerase Chain ReactionToll-Like ReceptorsTumor Necrosis Factor-alphaYoung AdultConceptsPrimary human dendritic cellsDendritic cellsHuman dendritic cellsMyeloid DCsPlasmacytoid DCsCytokine productionTLR functionTNF-alphaIntracellular cytokine productionPoor Ab responsesInfluenza vaccine responsesMyeloid dendritic cellsPlasmacytoid dendritic cellsYoung individualsIntracellular cytokine stainingIL-12 productionIFN-alpha productionTLR ligand stimulationTLR gene expressionInnate immune responseAge-Associated DecreaseTLR8 engagementInfluenza immunizationAge-associated effectsCytokine staining
2008
A recombinant West Nile virus envelope protein vaccine candidate produced in Spodoptera frugiperda expresSF+ cells
Bonafé N, Rininger JA, Chubet RG, Foellmer HG, Fader S, Anderson JF, Bushmich SL, Anthony K, Ledizet M, Fikrig E, Koski RA, Kaplan P. A recombinant West Nile virus envelope protein vaccine candidate produced in Spodoptera frugiperda expresSF+ cells. Vaccine 2008, 27: 213-222. PMID: 18996430, PMCID: PMC2651515, DOI: 10.1016/j.vaccine.2008.10.046.Peer-Reviewed Original ResearchConceptsVaccine candidatesClinical adverse effectsProtein vaccine candidateRecombinant vaccine candidateWNV vaccineAntibody titersHumoral immunityProtective efficacySafe vaccineWNV infectionChallenge modelVaccine antigensAnimal modelsViral protectionHigh dosesProtein antigensAdverse effectsImmunogenicitySerum-free cultureAntigenCell linesNaïve foalsVaccineAluminum hydroxideInfection
2007
Antibodies Targeting Linear Determinants of the Envelope Protein Protect Mice against West Nile Virus
Ledizet M, Kar K, Foellmer HG, Bonafé N, Anthony KG, Gould LH, Bushmich SL, Fikrig E, Koski RA. Antibodies Targeting Linear Determinants of the Envelope Protein Protect Mice against West Nile Virus. The Journal Of Infectious Diseases 2007, 196: 1741-1748. PMID: 18190253, DOI: 10.1086/523654.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntibodies, ViralAntibody AffinityChlorocebus aethiopsDrosophilaEpitopesFemaleFluorescent Antibody TechniqueHorsesImmunization, PassiveImmunoglobulinsMiceMice, Inbred C3HMolecular Sequence DataPeptide FragmentsVero CellsViral Envelope ProteinsWest Nile FeverWest Nile virusConceptsE proteinMultiple flavivirus infectionsVirus-neutralizing antibodiesE protein epitopesFlavivirus envelope proteinProtect miceWest Nile virusFlavivirus infectionLethal challengeProtective antibodiesWest Nile virus E proteinProtective epitopesVirus E proteinRelated flavivirusesImmunoglobulinAntibodiesNile virusLinear determinantsEpitopesEnvelope proteinProtein epitopesMiceHost cell membraneWNVPeptidesA West Nile Virus Recombinant Protein Vaccine That Coactivates Innate and Adaptive Immunity
Huleatt J, Foellmer H, Hewitt D, Tang J, Desai P, Price A, Jacobs A, Takahashi V, Huang Y, Nakaar V, Alexopoulou L, Fikrig E, Powell T, McDonald W. A West Nile Virus Recombinant Protein Vaccine That Coactivates Innate and Adaptive Immunity. The Journal Of Infectious Diseases 2007, 195: 1607-1617. PMID: 17471430, DOI: 10.1086/517613.Peer-Reviewed Original ResearchConceptsImmune responseAntibody responseImmunoglobulin G antibody responseC3H/HeN miceWest Nile virus vaccineAdaptive immune signalsTLR5-deficient miceAntigen-specific responsesG antibody responseProtective immune responseAdaptive immune responsesToll-like receptorsWNV envelope proteinLethal WNV challengeRecombinant protein vaccineInterleukin-8 productionNeutralized viral infectivityEnzyme-linked immunosorbentEffective WNV vaccinesWNV vaccineHeN miceVirus challengeProtein vaccineVirus vaccineWNV challenge
2006
Crystal Structure of West Nile Virus Envelope Glycoprotein Reveals Viral Surface Epitopes
Kanai R, Kar K, Anthony K, Gould LH, Ledizet M, Fikrig E, Marasco WA, Koski RA, Modis Y. Crystal Structure of West Nile Virus Envelope Glycoprotein Reveals Viral Surface Epitopes. Journal Of Virology 2006, 80: 11000-11008. PMID: 16943291, PMCID: PMC1642136, DOI: 10.1128/jvi.01735-06.Peer-Reviewed Original ResearchConceptsWest Nile virus-specific antibodiesEnvelope glycoproteinTick-borne encephalitis virusWest Nile Virus Envelope GlycoproteinLife-threatening encephalitisVirus-specific antibodiesWest Nile virusMajor envelope glycoproteinAntiviral vaccinesVirus envelope glycoproteinDengue virusEncephalitis virusFlavivirus genusViral attachmentReceptor bindingWest NileTherapeutic antibodiesMolecular landscapeNile virusVirusSurface epitopesE proteinViruses e.Viral surfaceVirus surface
2005
Protective and Therapeutic Capacity of Human Single-Chain Fv-Fc Fusion Proteins against West Nile Virus
Gould LH, Sui J, Foellmer H, Oliphant T, Wang T, Ledizet M, Murakami A, Noonan K, Lambeth C, Kar K, Anderson JF, de Silva AM, Diamond MS, Koski RA, Marasco WA, Fikrig E. Protective and Therapeutic Capacity of Human Single-Chain Fv-Fc Fusion Proteins against West Nile Virus. Journal Of Virology 2005, 79: 14606-14613. PMID: 16282460, PMCID: PMC1287547, DOI: 10.1128/jvi.79.23.14606-14613.2005.Peer-Reviewed Original ResearchConceptsWest Nile virus infectionWest Nile virusVirus infectionNile virusLethal West Nile virus infectionFc fusion proteinEnvelope proteinShort-term prophylaxisRecombinant human scFvsHuman single-chain FvWest Nile virus envelope proteinVariable region antibodiesPassive immunizationFlavivirus infectionVirus envelope proteinHuman vaccinesDay 1Dengue virusHuman scFvRegion antibodiesInfectionTherapeutic capacityMiceSerotype 2Single-chain Fv
2004
Detection of Human Anti-Flavivirus Antibodies with a West Nile Virus Recombinant Antigen Microsphere Immunoassay
Wong SJ, Demarest VL, Boyle RH, Wang T, Ledizet M, Kar K, Kramer LD, Fikrig E, Koski RA. Detection of Human Anti-Flavivirus Antibodies with a West Nile Virus Recombinant Antigen Microsphere Immunoassay. Journal Of Clinical Microbiology 2004, 42: 65-72. PMID: 14715733, PMCID: PMC321652, DOI: 10.1128/jcm.42.1.65-72.2004.Peer-Reviewed Original ResearchConceptsCerebrospinal fluidWN virusRelated flavivirusesProtein antigensMicrosphere immunoassayAnti-flavivirus antibodiesAnti-human immunoglobulin antibodiesNew York patientsImmunoglobulin G antibodiesPublic health workersWN virus infectionEnzyme-linked immunosorbent assayEnzyme-linked immunosorbentE proteinSt. Louis encephalitisWest Nile virusViral encephalitisIgM antibodiesAnti-IgG antibodiesManagement of outbreaksG antibodiesVirus infectionHealth workersJapanese encephalitisImmunoglobulin antibodies
2002
A Recombinant Envelope Protein-Based Enzyme-Linked Immunosorbent Assay for West Nile Virus Serodiagnosis
Wang T, Magnarelli LA, Anderson JF, Gould LH, Bushmich SL, Wong SJ, Fikrig E. A Recombinant Envelope Protein-Based Enzyme-Linked Immunosorbent Assay for West Nile Virus Serodiagnosis. Vector-Borne And Zoonotic Diseases 2002, 2: 105-109. PMID: 12653304, DOI: 10.1089/153036602321131904.Peer-Reviewed Original Research
2001
West Nile Virus Envelope Protein
WANG T, ANDERSON J, MAGNARELLI L, BUSHMICH S, WONG S, KOSKI R, FIKRIG E. West Nile Virus Envelope Protein. Annals Of The New York Academy Of Sciences 2001, 951: 325-327. PMID: 11797789, DOI: 10.1111/j.1749-6632.2001.tb02708.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, ViralHumansMiceMice, Inbred C3HRecombinant ProteinsViral Envelope ProteinsWest Nile FeverWest Nile virusConceptsWest Nile virus envelope proteinVirus envelope proteinWest Nile virus infectionRole of antibodiesE proteinEnvelope proteinWest Nile virusPassive immunizationHumoral responseWest Nile virus E proteinVirus infectionVirus E proteinNile virusProtein serumInfectionAntibodiesRecombinant formPatientsImmunizationProteinMiceDiagnosisImmunitySerumImmunization of Mice Against West Nile Virus with Recombinant Envelope Protein
Wang T, Anderson J, Magnarelli L, Wong S, Koski R, Fikrig E. Immunization of Mice Against West Nile Virus with Recombinant Envelope Protein. The Journal Of Immunology 2001, 167: 5273-5277. PMID: 11673542, DOI: 10.4049/jimmunol.167.9.5273.Peer-Reviewed Original ResearchConceptsWN virus infectionRecombinant E proteinWest Nile virusVirus infectionC3H/HeN miceE proteinNile virusImmunization of miceRecombinant envelope proteinsPassive administrationCandidate vaccinesHeN miceFatal encephalitisImmunization experimentsImmunoblot assayWN virusInfectionVirus isolatesEnvelope proteinProtein antiserumVirusMiceEncephalitisPatientsImmunization