Characterization of Plasmodium relictum, a cosmopolitan ... | Plasmodium relictum

Plasmodium relictum is an invasive blood parasite, which causes malaria in many species of birds from all over the word [1,2,3,4]. Naive birds ...SkiptomaincontentAdvertisementSearchallBMCarticlesSearchDownloadPDFResearchOpenAccessPublished:02May2018CharacterizationofPlasmodiumrelictum,acosmopolitanagentofavianmalariaGediminasValkiūnas ORCID:orcid.org/0000-0003-0594-02801,MikasIlgūnas1,DovilėBukauskaitė1,KarinFragner2,HerbertWeissenböck2,CarterT.Atkinson3&TatjanaA.Iezhova1 MalariaJournalvolume 17,Article number: 184(2018)Citethisarticle3130Accesses19Citations6AltmetricMetricsdetailsAbstractBackgroundMicroscopicresearchhasshownthatPlasmodiumrelictumisthemostcommonagentofavianmalaria.RecentmolecularstudiesconfirmedthisconclusionandidentifiedseveralmtDNAlineages,suggestingtheexistenceofsignificantintra-speciesgeneticvariationorcrypticspeciation.Mostidentifiedlineageshaveabroadrangeofhostsandgeographicaldistribution.Here,ararenewlineageofP.relictumwasreportedandinformationaboutbiologicalcharactersofdifferentlineagesofthispathogenwasreviewed,suggestingissuesforfutureresearch.MethodsThenewlineagepPHCOL01wasdetectedinCommonchiffchaffPhylloscopuscollybita,andtheparasitewaspassagedindomesticcanariesSerinuscanaria.Organsofinfectedbirdswereexaminedusinghistologyandchromogenicinsituhybridizationmethods.Culexquinquefasciatusmosquitoes,ZebrafinchTaeniopygiaguttata,BudgerigarMelopsittacusundulatusandEuropeangoldfinchCardueliscardueliswereexposedexperimentally.BothBayesianandMaximumLikelihoodanalysesidentifiedthesamephylogeneticrelationshipsamongdifferent,closely-relatedlineagespSGS1,pGRW4,pGRW11,pLZFUS01,pPHCOL01ofP.relictum.Morphologyoftheirbloodstageswascomparedusingfixedandstainedbloodsmears,andbiologicalpropertiesoftheseparasiteswerereviewed.ResultsCommoncanaryandEuropeangoldfinchweresusceptibletotheparasitepPHCOL01,andhadmarkedlyvariableindividualprepatentperiodsandlighttransientparasitaemia.Exo-erythrocyticandsporogonicstageswerenotseen.TheZebrafinchandBudgerigarwereresistan

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