2023
A mosquito AgTRIO mRNA vaccine contributes to immunity against malaria
Chuang Y, Alameh M, Abouneameh S, Raduwan H, Ledizet M, Weissman D, Fikrig E. A mosquito AgTRIO mRNA vaccine contributes to immunity against malaria. Npj Vaccines 2023, 8: 88. PMID: 37286568, PMCID: PMC10244833, DOI: 10.1038/s41541-023-00679-x.Peer-Reviewed Original ResearchHumoral responseFuture malaria vaccinesMosquito saliva proteinsRobust humoral responseImmunization of miceVector antigensIsotype antibodiesIgG titersImmunized miceMalaria vaccinePassive immunizationIgG2a isotypesMRNA vaccinesPlasmodium infectionMosquito bitesMRNA lipid nanoparticlesVaccineMRNA-LNPPlasmodium sporozoitesMalariaMiceImmunizationSaliva proteinsPotential usefulnessVertebrate hosts
2021
A Mosquito AgTRIO Monoclonal Antibody Reduces Early Plasmodium Infection of Mice
Chuang YM, Tang XD, Fikrig E. A Mosquito AgTRIO Monoclonal Antibody Reduces Early Plasmodium Infection of Mice. Infection And Immunity 2021, 90: e00359-21. PMID: 34724388, PMCID: PMC8788779, DOI: 10.1128/iai.00359-21.Peer-Reviewed Original ResearchConceptsMonoclonal antibodiesFuture malaria vaccinesInfection of miceIsotype monoclonal antibodyVector antigensProtective immunityPassive immunizationMalaria vaccinePlasmodium infectionPassive transferProtein monoclonal antibodySignificant protectionSynergistic protectionMiceInfectionAntibodiesFc regionAntiserumVertebrate hostsProtein TrioImmunizationVaccineMalariaAntigenImmunityAgBR1 and NeSt1 antisera protect mice from Aedes aegypti-borne Zika infection
Marin-Lopez A, Wang Y, Jiang J, Ledizet M, Fikrig E. AgBR1 and NeSt1 antisera protect mice from Aedes aegypti-borne Zika infection. Vaccine 2021, 39: 1675-1679. PMID: 33622591, PMCID: PMC7990057, DOI: 10.1016/j.vaccine.2021.01.072.Peer-Reviewed Original ResearchConceptsMosquito saliva proteinsPassive immunizationZIKV infectionEarly host responseDiverse clinical symptomsViral burdenSaliva proteinsClinical symptomsVaccine strategiesZika infectionHost responseModel antigenInfectionPartial protectionMiceImmunizationZIKVAntiserumIndividual antiseraAgBR1ViremiaSymptomsAntigenBloodAntibodies
2020
The Effects of A Mosquito Salivary Protein on Sporozoite Traversal of Host Cells
Chuang YM, Agunbiade TA, Tang XD, Freudzon M, Almeras L, Fikrig E. The Effects of A Mosquito Salivary Protein on Sporozoite Traversal of Host Cells. The Journal Of Infectious Diseases 2020, 224: 544-553. PMID: 33306099, PMCID: PMC8328219, DOI: 10.1093/infdis/jiaa759.Peer-Reviewed Original ResearchConceptsPassive immunizationCell traversal activityMosquito saliva proteinsMosquito salivary proteinsMosquito salivaNeutrophil chemotaxisProtein monoclonal antibodyProtective effectSporozoite glidingSporozoite infectivitySporozoite traversalMonoclonal antibodiesHost skinAnopheles mosquitoesProtein 1ImmunizationBlood mealSporozoitesSalivaMiceHost cellsSaliva proteinsSalivary proteinsAntiserumVertebrate hostsVaccination with Aedes aegypti AgBR1 Delays Lethal Mosquito-Borne Zika Virus Infection in Mice
Wang Y, Marin-Lopez A, Jiang J, Ledizet M, Fikrig E. Vaccination with Aedes aegypti AgBR1 Delays Lethal Mosquito-Borne Zika Virus Infection in Mice. Vaccines 2020, 8: 145. PMID: 32218189, PMCID: PMC7348886, DOI: 10.3390/vaccines8020145.Peer-Reviewed Original ResearchZika virusZIKV infectionGuillain-Barre syndromeMosquito salivary proteinsZika virus infectionNeurological complicationsAcute illnessFetal microcephalyPassive immunizationActive immunizationAsymptomatic infectionInflammatory responseAedes aegypti mosquitoesVirus infectionBite siteInfectionAegypti mosquitoesImmunizationMiceSalivary proteinsAgBR1MosquitoesComplicationsHeadacheVaccination
2018
Immunization with AgTRIO, a Protein in Anopheles Saliva, Contributes to Protection against Plasmodium Infection in Mice
Dragovic SM, Agunbiade TA, Freudzon M, Yang J, Hastings AK, Schleicher TR, Zhou X, Craft S, Chuang YM, Gonzalez F, Li Y, Hrebikova G, Tripathi A, Mlambo G, Almeras L, Ploss A, Dimopoulos G, Fikrig E. Immunization with AgTRIO, a Protein in Anopheles Saliva, Contributes to Protection against Plasmodium Infection in Mice. Cell Host & Microbe 2018, 23: 523-535.e5. PMID: 29649443, PMCID: PMC5998332, DOI: 10.1016/j.chom.2018.03.008.Peer-Reviewed Original ResearchConceptsPlasmodium infectionBerghei infectionMosquito salivary gland antigensPlasmodium berghei infectionPlasmodium circumsporozoite proteinSalivary gland antigensAnopheles salivaHumanized miceActive immunizationLiver burdenVaccine candidatesInfected mosquitoesCircumsporozoite proteinHost responseMurine dermisInfectionPlasmodium falciparumMiceSalivary glandsSaliva componentsImmunizationAnopheline mosquitoesMalariaAntiserumAntibodies
2004
Immunity to West Nile virus
Wang T, Fikrig E. Immunity to West Nile virus. Current Opinion In Immunology 2004, 16: 519-523. PMID: 15245749, DOI: 10.1016/j.coi.2004.05.008.Peer-Reviewed Original ResearchConceptsWN virus infectionWest Nile virusVirus infectionImportant public health concernWN virusNile virusPublic health concernActive immunizationPassive transferEffective vaccineT cellsMurine susceptibilityHealth concernExperimental modelEnvelope proteinVirusInfectionImmunityRecent studiesImmunotherapyImmunizationPathogenesisTherapyVaccine
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 ResearchConceptsWest 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
1997
Immunization against the agent of human granulocytic ehrlichiosis in a murine model.
Sun W, IJdo JW, Telford SR, Hodzic E, Zhang Y, Barthold SW, Fikrig E. Immunization against the agent of human granulocytic ehrlichiosis in a murine model. Journal Of Clinical Investigation 1997, 100: 3014-3018. PMID: 9399947, PMCID: PMC508513, DOI: 10.1172/jci119855.Peer-Reviewed Original ResearchConceptsHuman granulocytic ehrlichiosisGranulocytic ehrlichiosisC3H/HeN miceAgent of HGEMimic human diseaseTick-borne infectionsTransient neutropeniaHeN miceMurine modelPolymorphonuclear leukocytesTick-borne pathogensAoHGEMiceImmunityEhrlichiosisSyringe inoculationHuman diseasesAgentsNeutropeniaImmunizationInfectionLeukocytesDiseaseAntibodiesLyme Borreliosis in Transgenic Mice Tolerant to OspA from Borrelia burgdorferi 25015
Fikrig E, Barthold S, Chen M, Tao H, Ali-Salaam P, Bockenstedt L, Flavell R. Lyme Borreliosis in Transgenic Mice Tolerant to OspA from Borrelia burgdorferi 25015. The Journal Of Infectious Diseases 1997, 175: 1000-1003. PMID: 9086169, DOI: 10.1086/513958.Peer-Reviewed Original ResearchConceptsTransgenic miceLyme borreliosisC3H/HeN miceTolerance of miceSurface protein ABorrelia burgdorferi outer surface protein ASignificant arthritisOuter surface protein ALyme arthritisProtective immunityNontransgenic littermatesHeN miceOspA antibodiesDisease pathogenesisMiceArthritisB. burgdorferi N40OspABorreliosisCellular responsesProtein AResponseImmunizationPathogenesisLittermates
1996
P55, an immunogenic but nonprotective 55-kilodalton Borrelia burgdorferi protein in murine Lyme disease
Feng S, Barthold SW, Telford SR, Fikrig E. P55, an immunogenic but nonprotective 55-kilodalton Borrelia burgdorferi protein in murine Lyme disease. Infection And Immunity 1996, 64: 363-365. PMID: 8557366, PMCID: PMC173770, DOI: 10.1128/iai.64.1.363-365.1996.Peer-Reviewed Original ResearchConceptsProtective responseB. burgdorferi challengeMurine Lyme diseaseStrong antibody responseB. burgdorferi infectionBorrelia burgdorferi proteinsComplete Freund'sControl miceAntibody responseC3H miceBurgdorferi infectionImmunogenic antigensAnti-p55 antibodyLyme diseaseMiceP55B. burgdorferiInfectionAntigenResponseImmunizationFusion proteinTicksDiseaseFreund's
1995
Efficacy of Human Lyme Disease Vaccine Formulations in a Mouse Model
Telford SR, Kantor FS, Lobet Y, Barthold SW, Spielman A, Flavell RA, Fikrig E. Efficacy of Human Lyme Disease Vaccine Formulations in a Mouse Model. The Journal Of Infectious Diseases 1995, 171: 1368-1370. PMID: 7751719, DOI: 10.1093/infdis/171.5.1368.Peer-Reviewed Original ResearchConceptsMouse modelC3H/HeJ mouse modelLyme diseaseRecombinant outer surface protein APhase I human trialsPhase II trialSurface protein AUnvaccinated miceII trialVaccinated miceOuter surface protein AVaccine formulationsHuman trialsRecombinant OspAMiceBorrelia burgdorferiDiseaseTrialsMajor siteTrial sitesProtein ATicksImmunizationVaccineInfectionVaccination against Lyme disease caused by diverse Borrelia burgdorferi.
Fikrig E, Telford SR, Wallich R, Chen M, Lobet Y, Matuschka FR, Kimsey RB, Kantor FS, Barthold SW, Spielman A, Flavell RA. Vaccination against Lyme disease caused by diverse Borrelia burgdorferi. Journal Of Experimental Medicine 1995, 181: 215-221. PMID: 7807004, PMCID: PMC2191810, DOI: 10.1084/jem.181.1.215.Peer-Reviewed Original ResearchConceptsLyme diseaseB. burgdorferiVivo protection studiesBorrelia burgdorferi sensu latoSurface protein AOuter surface protein AVector-borne infectionsVaccine efficacyBurgdorferi sensu latoChallenge inoculumSpirochetal agentInfectionBorrelia burgdorferiDiseaseBurgdorferiOspAClassification systemProtection studiesProtein ADifferent geographic regionsSyringe injectionGeographic regionsVaccinationImmunizationVaccine
1993
Inability of truncated recombinant Osp A proteins to elicit protective immunity to Borrelia burgdorferi in mice.
Bockenstedt LK, Fikrig E, Barthold SW, Kantor FS, Flavell RA. Inability of truncated recombinant Osp A proteins to elicit protective immunity to Borrelia burgdorferi in mice. The Journal Of Immunology 1993, 151: 900-6. PMID: 8335917, DOI: 10.4049/jimmunol.151.2.900.Peer-Reviewed Original ResearchConceptsA antibodiesOsp AProtective immunityMurine immune responseBorrelia burgdorferiElicit protective immunityGroups of miceDevelopment of antibodiesOuter surface protein A.Vaccine AgsChallenge infectionPassive immunizationActive immunizationImmune responseEtiologic agentIndirect immunofluorescenceLyme diseaseMiceVaccinationA antiseraAntibodiesImmunityConformational epitopesA proteinImmunization
1992
Roles of OspA, OspB, and flagellin in protective immunity to Lyme borreliosis in laboratory mice
Fikrig E, Barthold SW, Marcantonio N, Deponte K, Kantor FS, Flavell RA. Roles of OspA, OspB, and flagellin in protective immunity to Lyme borreliosis in laboratory mice. Infection And Immunity 1992, 60: 657-661. PMID: 1730500, PMCID: PMC257680, DOI: 10.1128/iai.60.2.657-661.1992.Peer-Reviewed Original ResearchConceptsProtective immunityProtective effectRecombinant outer surface protein AActive immunization experimentsSurface protein AOuter surface protein AB. burgdorferi proteinsActive immunizationResidual seraRecombinant OspAImmunization experimentsLyme borreliosisInfectionLyme disease agentMiceImmunityBorrelia burgdorferiAntibodiesImmunizationOspAOspBLaboratory miceSerumFlagellinDisease agents
1991
Molecular mapping of Osp-A mediated immunity against Borrelia burgdorferi, the agent of Lyme disease.
Sears JE, Fikrig E, Nakagawa TY, Deponte K, Marcantonio N, Kantor FS, Flavell RA. Molecular mapping of Osp-A mediated immunity against Borrelia burgdorferi, the agent of Lyme disease. The Journal Of Immunology 1991, 147: 1995-2000. PMID: 1716290, DOI: 10.4049/jimmunol.147.6.1995.Peer-Reviewed Original ResearchConceptsLack of responseSurface protein AOuter surface protein AUninfected miceProtect miceProtective immunityImmunized miceImmune responseProtective epitopesLyme diseaseMiceInfected humansInfectionSerumNatural infectionBorrelia burgdorferiDependent epitopesAntibodiesEpitopesImmunityHuman serumHumansProtein AImmunizationVaccine