2024
Two mosquito salivary antigens demonstrate promise as biomarkers of recent exposure to P. falciparum infected mosquito bites
Lapidus S, Goheen M, Sy M, Deme A, Ndiaye I, Diedhiou Y, Mbaye A, Hagadorn K, Sene S, Pouye M, Thiam L, Ba A, Guerra N, Mbengue A, Raduwan H, Gagnon J, Vigan-Womas I, Parikh S, Ko A, Ndiaye D, Fikrig E, Chuang Y, Bei A. Two mosquito salivary antigens demonstrate promise as biomarkers of recent exposure to P. falciparum infected mosquito bites. The Journal Of Infectious Diseases 2024, jiae525. PMID: 39475423, DOI: 10.1093/infdis/jiae525.Peer-Reviewed Original ResearchModerate transmission areasMosquito salivary proteinsModerately endemic areaAntibody responseMosquito exposureTransmission seasonP. falciparum infectionMalaria transmission seasonMalaria transmission intensityExposure to infectious mosquitoesMosquito bitesEntomological inoculation rateEndemic areasHuman immune responseInfected mosquito bitesTransmission areasDecline 3 monthsNo antibody responseExposure to infected mosquitoesP. falciparumControl cohortExposure to mosquitoesBead-based assayImmune responseSalivary proteins
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 hostsMosquito Salivary Proteins and Arbovirus Infection: From Viral Enhancers to Potential Targets for Vaccines
Marín-López A, Raduwan H, Chen T, Utrilla-Trigo S, Wolfhard D, Fikrig E. Mosquito Salivary Proteins and Arbovirus Infection: From Viral Enhancers to Potential Targets for Vaccines. Pathogens 2023, 12: 371. PMID: 36986293, PMCID: PMC10054260, DOI: 10.3390/pathogens12030371.Peer-Reviewed Original ResearchMosquito salivary proteinsImmune responseImportant public health challengeAdaptive immune responsesHost immune responsePublic health challengeNon-endemic areasSalivary proteinsSerious complicationsLicensed vaccineNeurological alterationsMosquito salivaClinical signsMosquito bitesHemorrhagic feverInfection outcomesRapid onsetArbovirus infectionExplosive outbreaksHealth challengesVaccineDifferent arbovirusesArboviral diseasesArthropod salivaPotential target
2022
Aedes aegypti anti-salivary proteins IgG levels in a cohort of DENV-like symptoms subjects from a dengue-endemic region in Colombia
Olajiga O, Marin-Lopez A, Cardenas J, Gutierrez-Silva L, Gonzales-Pabon M, Maldonado-Ruiz L, Worges M, Fikrig E, Park Y, Londono-Renteria B. Aedes aegypti anti-salivary proteins IgG levels in a cohort of DENV-like symptoms subjects from a dengue-endemic region in Colombia. Frontiers In Epidemiology 2022, 2: 1002857. PMID: 38455331, PMCID: PMC10910902, DOI: 10.3389/fepid.2022.1002857.Peer-Reviewed Original ResearchIgG antibodiesDengue virusZika virusWest Nile virus infectionDengue disease progressionSystemic immune responsesPotential protective effectFever endemic areasDengue-endemic regionsSalivary proteinsProduction of antibodiesFemale Aedes mosquitoesSalivary gland extractsNterm-34Clinical characteristicsIgG levelsDENV infectionAntibody responseDisease progressionArboviral infectionsVirus infectionImmune responseMosquito bitesProtective effectImmunomodulatory properties
2019
Aedes aegypti NeSt1 Protein Enhances Zika Virus Pathogenesis by Activating Neutrophils
Hastings AK, Uraki R, Gaitsch H, Dhaliwal K, Stanley S, Sproch H, Williamson E, MacNeil T, Marin-Lopez A, Hwang J, Wang Y, Grover JR, Fikrig E. Aedes aegypti NeSt1 Protein Enhances Zika Virus Pathogenesis by Activating Neutrophils. Journal Of Virology 2019, 93: 10.1128/jvi.00395-19. PMID: 30971475, PMCID: PMC6580965, DOI: 10.1128/jvi.00395-19.Peer-Reviewed Original ResearchConceptsVirus infectionBite siteMosquito salivaImmune cellsZika virusLocal immune environmentMosquito bite siteZika virus pathogenesisEarly viral replicationZika virus infectionFactor 1Pathogenesis of flavivirusesVirus-infected mosquitoesVirus-induced pathogenesisCXCL2 expressionImmune environmentPassive immunizationZIKV pathogenesisImmune microenvironmentAntibody responseZIKV replicationVirus pathogenesisMosquito bitesPrimary mouse neutrophilsImmune system
2017
Fetal Growth Restriction Caused by Sexual Transmission of Zika Virus in Mice
Uraki R, Jurado KA, Hwang J, Szigeti-Buck K, Horvath TL, Iwasaki A, Fikrig E. Fetal Growth Restriction Caused by Sexual Transmission of Zika Virus in Mice. The Journal Of Infectious Diseases 2017, 215: 1720-1724. PMID: 28472297, PMCID: PMC5853330, DOI: 10.1093/infdis/jix204.Peer-Reviewed Original ResearchConceptsZika virusSexual transmissionWeight of fetusesFetal growth restrictionNaive female miceType I interferon receptorEmbryonic day 18.5Female miceGrowth restrictionMale miceOcular deformityMosquito bitesControl groupDay 18.5Fetal abnormalitiesSexual contactInterferon receptorMiceFetusesInfected malesVirusDeformityAbnormalitiesReceptors
2013
Anopheles gambiae Circumsporozoite Protein–Binding Protein Facilitates Plasmodium Infection of Mosquito Salivary Glands
Wang J, Zhang Y, Zhao YO, Li MW, Zhang L, Dragovic S, Abraham NM, Fikrig E. Anopheles gambiae Circumsporozoite Protein–Binding Protein Facilitates Plasmodium Infection of Mosquito Salivary Glands. The Journal Of Infectious Diseases 2013, 208: 1161-1169. PMID: 23801601, PMCID: PMC3762383, DOI: 10.1093/infdis/jit284.Peer-Reviewed Original ResearchConceptsMosquito salivary glandsCircumsporozoite proteinSalivary glandsPlasmodium organismsPlasmodium circumsporozoite proteinMosquito-borne diseasePlasmodium life cycleSubstantial morbidityPlasmodium infectionMosquito bitesFed bloodGut wallPlasmodium sporozoitesSalivary gland proteinsPlasmodium speciesParasite loadGlandBlood mealInfectionGland proteinsVertebrate hostsVivo bioassaySporozoitesInvasionProtein