2024
Genomic surveillance of malaria parasites in an indigenous community in the Peruvian Amazon
Cabrera-Sosa L, Nolasco O, Kattenberg J, Fernandez-Miñope C, Valdivia H, Barazorda K, Arévalo de los Rios S, Rodriguez-Ferrucci H, Vinetz J, Rosanas-Urgell A, Van geertruyden J, Gamboa D, Delgado-Ratto C. Genomic surveillance of malaria parasites in an indigenous community in the Peruvian Amazon. Scientific Reports 2024, 14: 16291. PMID: 39009685, PMCID: PMC11250820, DOI: 10.1038/s41598-024-66925-x.Peer-Reviewed Original ResearchConceptsPassive case detectionPf parasitesPersistent malaria transmissionPfhrp2/3 gene deletionsDeep sequencing assaySulfadoxine-pyrimethamineMalaria casesMalaria eliminationPlasmodium vivaxMalaria parasitesMalaria transmissionP. falciparumResistance mutationsImported infectionsMalariaPopulation genetic indicesSequencing assayCase detectionGene deletionPV populationResistance markersGenetic diversityPeruvian AmazonGenomic surveillanceGenetic indicesCase Report: Plasmodium vivax Sporozoite Melanization in the Midgut and Salivary Gland of the Malaria Vector Anopheles darlingi
Dos Santos N, da Silva Bastos A, Araújo J, Pontual J, Medeiros J, Vinetz J, da Silva Araujo M. Case Report: Plasmodium vivax Sporozoite Melanization in the Midgut and Salivary Gland of the Malaria Vector Anopheles darlingi. American Journal Of Tropical Medicine And Hygiene 2024, 110: 444-447. PMID: 38350139, PMCID: PMC10919193, DOI: 10.4269/ajtmh.23-0349.Peer-Reviewed Original ResearchResponses to P. vivaxPlasmodium falciparum parasitesPrimary malaria vectorPlasmodium vivaxVector Anopheles darlingiFalciparum parasitesMalaria parasitesMalaria vector Anopheles darlingiPlasmodium parasitesSalivary glandsMalaria vectorsPlasmodiumAnopheline mosquitoesAnopheles darlingiMalariaDarlingiVivaxSalivaryGland
2022
Evidence-Based Malaria Control and Elimination in the Amazon: Input from the International Center of Excellence in Malaria Research Network in Peru and Brazil
Ferreira MU, Gamboa D, Torres K, Rodriguez-Ferrucci H, Soto-Calle VE, Pardo K, Fontoura PS, Tomko SS, Gazzinelli RT, Conn JE, Castro MC, Llanos-Cuentas A, Vinetz JM. Evidence-Based Malaria Control and Elimination in the Amazon: Input from the International Center of Excellence in Malaria Research Network in Peru and Brazil. American Journal Of Tropical Medicine And Hygiene 2022, 107: 160-167. PMID: 36228907, PMCID: PMC9662230, DOI: 10.4269/ajtmh.21-1272.Peer-Reviewed Original ResearchConceptsMalaria controlAsymptomatic Plasmodium infectionsPredominant malaria parasitePublic health decision makersMalaria control strategiesPublic health implicationsIndoor residual sprayingBetter malaria controlHealth decision makersVector control measuresPlasmodium infectionInfectious reservoirMalaria burdenPlasmodium vivaxBed netsPublic health policymakingElimination programMalaria parasitesResidual sprayingMalaria researchHealth implicationsNyssorhynchus darlingiDiagnostic methodsHealth policymakingResearch NetworkStructure–function analysis of cysteine residues in the plasmodium falciparum chitinase, PfCHT1
Kaur H, Garber L, Murphy JW, Vinetz JM. Structure–function analysis of cysteine residues in the plasmodium falciparum chitinase, PfCHT1. Protein Science 2022, 31: e4289. PMID: 35481637, PMCID: PMC8994504, DOI: 10.1002/pro.4289.Peer-Reviewed Original ResearchConceptsPutative chitin-binding domainChitin-binding domainPlasmodium ookinetesProtein-protein interactionsRecombinant protein productionIntermolecular protein-protein interactionsMosquito midgut invasionStructure-function analysisEnzymatic activityIntramolecular disulfide linkagesIntermolecular disulfide bondingChitin-containing peritrophic matrixParasite cladesMidgut invasionPeritrophic matrixCysteine residuesProtein productionChitinase activityBiochemical studiesDisulfide bondingUnpaired cysteineChitinaseMalaria parasitesE. coliMutants
2021
Asymptomatic Plasmodium vivax malaria in the Brazilian Amazon: Submicroscopic parasitemic blood infects Nyssorhynchus darlingi
Almeida GG, Costa PAC, da Silva Araujo M, Gomes GR, Carvalho AF, Figueiredo MM, Pereira DB, Tada MS, Medeiros JF, da Silva Soares I, Carvalho LH, Kano FS, de Castro M, Vinetz JM, Golenbock DT, do Valle Antonelli L, Gazzinelli RT. Asymptomatic Plasmodium vivax malaria in the Brazilian Amazon: Submicroscopic parasitemic blood infects Nyssorhynchus darlingi. PLOS Neglected Tropical Diseases 2021, 15: e0009077. PMID: 34714821, PMCID: PMC8555776, DOI: 10.1371/journal.pntd.0009077.Peer-Reviewed Original ResearchConceptsAsymptomatic individualsP. vivaxP. vivax malaria patientsP. vivax infectionVivax malaria patientsPlasmodium vivax malariaLow endemicity areaMalaria patientsSymptomatic patientsAsymptomatic infectionVivax malariaVivax infectionInfectious reservoirLow parasitemiaUninfected controlsEndemic regionsMalaria transmissionInfectivity ratesMalaria parasitesBiochemical parametersParasitemiaBloodPotential rolePatientsInfectionA Hetero-Multimeric Chitinase-Containing Plasmodium falciparum and Plasmodium gallinaceum Ookinete-Secreted Protein Complex Involved in Mosquito Midgut Invasion
Patra KP, Kaur H, Kolli SK, Wozniak JM, Prieto JH, Yates JR, Gonzalez DJ, Janse CJ, Vinetz JM. A Hetero-Multimeric Chitinase-Containing Plasmodium falciparum and Plasmodium gallinaceum Ookinete-Secreted Protein Complex Involved in Mosquito Midgut Invasion. Frontiers In Cellular And Infection Microbiology 2021, 10: 615343. PMID: 33489941, PMCID: PMC7821095, DOI: 10.3389/fcimb.2020.615343.Peer-Reviewed Original ResearchConceptsChitin-containing peritrophic matrixHMW complexesMosquito midgut invasionDomain-related proteinNext-generation vaccinesMicronemal proteinsVon Willebrand factorProtein complexesMidgut invasionPeritrophic matrixProteolytic milieuMidgut epitheliumPfCHT1Malaria parasitesSurface enolaseOokinetesPlasmodium falciparumWillebrand factorMidgut wallAdhesive proteinsProteinMass spectrometryShort formSize exclusion chromatography dataMosquito vectors
2010
Apical Surface Expression of Aspartic Protease Plasmepsin 4, a Potential Transmission-blocking Target of the Plasmodium Ookinete*
Li F, Patra KP, Yowell CA, Dame JB, Chin K, Vinetz JM. Apical Surface Expression of Aspartic Protease Plasmepsin 4, a Potential Transmission-blocking Target of the Plasmodium Ookinete*. Journal Of Biological Chemistry 2010, 285: 8076-8083. PMID: 20056606, PMCID: PMC2832958, DOI: 10.1074/jbc.m109.063388.Peer-Reviewed Original ResearchConceptsPlasmepsin 4Midgut invasionAspartic proteasesDigestive vacuoleMidgut peritrophic matrixApical surface expressionChitin-binding proteinsMass spectrometry sequencingMalaria parasitesPeritrophic matrixPlasmodium invasionAspartic protease inhibitorsPlasmodium ookinetesParasite infectivityApical surfaceDefinitive hostsMechanistic roleAffinity columnBlood-stage PlasmodiumSurface expressionCalpain inhibitorsMidgut basal laminaProteinVaccine targetsVacuoles
2004
Plasmodium Ookinete-secreted Proteins Secreted through a Common Micronemal Pathway Are Targets of Blocking Malaria Transmission*
Li F, Templeton TJ, Popov V, Comer JE, Tsuboi T, Torii M, Vinetz JM. Plasmodium Ookinete-secreted Proteins Secreted through a Common Micronemal Pathway Are Targets of Blocking Malaria Transmission*. Journal Of Biological Chemistry 2004, 279: 26635-26644. PMID: 15069061, DOI: 10.1074/jbc.m401385200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBlotting, WesternCell MembraneChitinasesCulicidaeCytoplasmDNA, ComplementaryElectrophoresis, Polyacrylamide GelEnzyme-Linked Immunosorbent AssayFluorescent Antibody Technique, IndirectImmunohistochemistryLigandsMalariaMicroscopy, ElectronMicroscopy, FluorescenceMicroscopy, ImmunoelectronMolecular Sequence DataPlasmodiumPlasmodium falciparumProtein BindingProtozoan ProteinsReceptors, Cell SurfaceRecombinant ProteinsSequence Homology, Amino AcidSpecies SpecificityConceptsMicroneme secretory organellesDomain-related proteinP. gallinaceumImmunofluorescence localization studiesMicronemal proteinsIndirect immunofluorescence localization studiesSecretory organellesOokinete stagePlasmodium ookinetesLocalization studiesSporogonic stagesParasite infectivityTransmission-blocking vaccine candidateProteinMalaria parasitesPgCHT1Malaria transmission-blocking vaccine candidateApical endA. aegyptiAnopheles mosquitoesAedes aegyptiPlasmodium gallinaceumVon Willebrand factorImmunological targetsVaccine candidates