2019
Genetically diverse Plasmodium falciparum infections, within-host competition and symptomatic malaria in humans
Sondo P, Derra K, Lefevre T, Diallo-Nakanabo S, Tarnagda Z, Zampa O, Kazienga A, Valea I, Sorgho H, Ouedraogo J, Guiguemde T, Tinto H. Genetically diverse Plasmodium falciparum infections, within-host competition and symptomatic malaria in humans. Scientific Reports 2019, 9: 127. PMID: 30644435, PMCID: PMC6333925, DOI: 10.1038/s41598-018-36493-y.Peer-Reviewed Original ResearchConceptsParasite densityMalaria symptomsHemoglobin levelsP. falciparum genetic diversityMixed infectionsMAD20 allelic familyMono-infected individualsLower hemoglobin levelsPlasmodium falciparum infectionAllelic familiesLow parasite densitiesP. falciparum isolatesMixed strain infectionsFC27 allelesSymptomatic malariaOlder patientsFalciparum infectionYounger patientsPharmacovigilance studyFalciparum isolatesHigh parasitaemiaP. falciparumPolymorphic antigensPatientsInfection
2018
Plasmodium falciparum msp1 and msp2 genetic diversity and allele frequencies in parasites isolated from symptomatic malaria patients in Bobo-Dioulasso, Burkina Faso
Somé A, Bazié T, Zongo I, Yerbanga R, Nikiéma F, Neya C, Taho L, Ouédraogo J. Plasmodium falciparum msp1 and msp2 genetic diversity and allele frequencies in parasites isolated from symptomatic malaria patients in Bobo-Dioulasso, Burkina Faso. Parasites & Vectors 2018, 11: 323. PMID: 29843783, PMCID: PMC5975679, DOI: 10.1186/s13071-018-2895-4.Peer-Reviewed Original ResearchConceptsSymptomatic malaria patientsPolymerase chain reactionMalaria patientsAllelic familiesBobo-DioulassoMAD20 allelic familyUrban health centersCause of morbidityMerozoite surface protein 1K1 allelic familySurface protein 1Plasmodium falciparum msp1P. malariaUncomplicated malariaFalciparum infectionResultsA totalHealth centersBlood samplesP. falciparumConclusionsOur studyBlood spotsMalaria parasite populationsAllele frequenciesPatientsBurkina Faso
2017
Detection of Plasmodium falciparum male and female gametocytes and determination of parasite sex ratio in human endemic populations by novel, cheap and robust RTqPCR assays
Santolamazza F, Avellino P, Siciliano G, Yao F, Lombardo F, Ouédraogo J, Modiano D, Alano P, Mangano V. Detection of Plasmodium falciparum male and female gametocytes and determination of parasite sex ratio in human endemic populations by novel, cheap and robust RTqPCR assays. Malaria Journal 2017, 16: 468. PMID: 29149898, PMCID: PMC5693539, DOI: 10.1186/s12936-017-2118-z.Peer-Reviewed Original ResearchMeSH KeywordsBurkina FasoHumansMicroscopyPlasmodium falciparumPopulation DynamicsProtozoan ProteinsReal-Time Polymerase Chain ReactionConceptsRatio of maleFalciparum gametocytesEpidemiological surveyRTqPCR assaysFemale gametocytesLarge-scale epidemiological surveysP. falciparum gametocytesPlasmodium falciparum gametocytesRobust molecular assaySubmicroscopic infectionsGametocyte sex ratioPeripheral bloodBlood samplesEndemic areasNovel markerReal-time qPCRMalaria parasitesPfs25TaqMan assaysGametocytesMolecular assaysHuman subjectsTime qPCRMale gametocytesParasite sex ratio
2016
Polymorphisms in K13, pfcrt, pfmdr1, pfdhfr, and pfdhps in parasites isolated from symptomatic malaria patients in Burkina Faso
Somé A, Sorgho H, Zongo I, Bazié T, Nikiéma F, Sawadogo A, Zongo M, Compaoré Y, Ouédraogo J. Polymorphisms in K13, pfcrt, pfmdr1, pfdhfr, and pfdhps in parasites isolated from symptomatic malaria patients in Burkina Faso. Parasite 2016, 23: 60. PMID: 28004634, PMCID: PMC5178381, DOI: 10.1051/parasite/2016069.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAntigens, BacterialAntigens, SurfaceAntimalarialsArtemisininsBurkina FasoChildChild, PreschoolDrug ResistanceDrug Therapy, CombinationHumansInfantMalaria, FalciparumMembrane Transport ProteinsMultidrug Resistance-Associated ProteinsPlasmodium falciparumPolymorphism, Single NucleotideProtozoan ProteinsYoung AdultConceptsPolymerase chain reactionUncomplicated malariaDrug resistance polymorphismsPfcrt 76TResistance-mediating polymorphismsPrevalence of polymorphismsSymptomatic malaria patientsAntimalarial drug resistanceGlobal malaria controlEmergence of resistancePfmdr1 184FPfmdr1 86YMalaria patientsPfdhps genesBaseline prevalenceCombination therapyHealth centersBlood samplesWestern CambodiaBetter efficacyGene polymorphismsCodon 540Malaria controlDrug resistancePfdhpsHRP2 and pLDH-Based Rapid Diagnostic Tests, Expert Microscopy, and PCR for Detection of Malaria Infection during Pregnancy and at Delivery in Areas of Varied Transmission: A Prospective Cohort Study in Burkina Faso and Uganda
Kyabayinze D, Zongo I, Cunningham J, Gatton M, Angutoko P, Ategeka J, Compaoré Y, Muehlenbachs A, Mulondo J, Nakalembe M, Somé F, Ouattara A, Rouamba N, Ouédraogo J, Hopkins H, Bell D. HRP2 and pLDH-Based Rapid Diagnostic Tests, Expert Microscopy, and PCR for Detection of Malaria Infection during Pregnancy and at Delivery in Areas of Varied Transmission: A Prospective Cohort Study in Burkina Faso and Uganda. PLOS ONE 2016, 11: e0156954. PMID: 27380525, PMCID: PMC4933335, DOI: 10.1371/journal.pone.0156954.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntigens, ProtozoanBurkina FasoDiagnostic Tests, RoutineFemaleFollow-Up StudiesHost-Parasite InteractionsHumansInfant, NewbornL-Lactate DehydrogenaseMalaria, FalciparumMicroscopyPlasmodium falciparumPoint-of-Care SystemsPolymerase Chain ReactionPregnancyPregnancy Trimester, SecondPregnancy Trimester, ThirdPrenatal CareProspective StudiesProtozoan ProteinsReproducibility of ResultsSeasonsSensitivity and SpecificityUgandaYoung AdultConceptsPLDH rapid diagnostic testsRapid diagnostic testsHistidine-rich protein 2Screening testMulti-center prospective studyDiagnostic testsDifferent malaria transmission settingsTororo District HospitalIntermittent preventive treatmentProspective cohort studyLow-density infectionsPCR-positive womenMalaria transmission settingsAppropriate screening testsTest positivity rateTreatment of malariaAntenatal visitsCohort studySymptomatic womenExpert microscopyThird trimesterIntermittent screeningPregnant womenProspective studyMalaria infectionA Worldwide Map of Plasmodium falciparum K13-Propeller Polymorphisms
Ménard D, Khim N, Beghain J, Adegnika A, Shafiul-Alam M, Amodu O, Rahim-Awab G, Barnadas C, Berry A, Boum Y, Bustos M, Cao J, Chen J, Collet L, Cui L, Thakur G, Dieye A, Djallé D, Dorkenoo M, Eboumbou-Moukoko C, Espino F, Fandeur T, Ferreira-da-Cruz M, Fola A, Fuehrer H, Hassan A, Herrera S, Hongvanthong B, Houzé S, Ibrahim M, Jahirul-Karim M, Jiang L, Kano S, Ali-Khan W, Khanthavong M, Kremsner P, Lacerda M, Leang R, Leelawong M, Li M, Lin K, Mazarati J, Ménard S, Morlais I, Muhindo-Mavoko H, Musset L, Na-Bangchang K, Nambozi M, Niaré K, Noedl H, Ouédraogo J, Pillai D, Pradines B, Quang-Phuc B, Ramharter M, Randrianarivelojosia M, Sattabongkot J, Sheikh-Omar A, Silué K, Sirima S, Sutherland C, Syafruddin D, Tahar R, Tang L, Touré O, Tshibangu-wa-Tshibangu P, Vigan-Womas I, Warsame M, Wini L, Zakeri S, Kim S, Eam R, Berne L, Khean C, Chy S, Ken M, Loch K, Canier L, Duru V, Legrand E, Barale J, Stokes B, Straimer J, Witkowski B, Fidock D, Rogier C, Ringwald P, Ariey F, Mercereau-Puijalon O. A Worldwide Map of Plasmodium falciparum K13-Propeller Polymorphisms. New England Journal Of Medicine 2016, 374: 2453-2464. PMID: 27332904, PMCID: PMC4955562, DOI: 10.1056/nejmoa1513137.Peer-Reviewed Original ResearchConceptsK13 mutationsRing-stage survival assayK13-propeller polymorphismsPlasmodium falciparum resistanceA578S mutationParasite clearanceRare nonsynonymous mutationsFalciparum resistanceAntimalarial resistanceArtemisinin resistanceNationwide surveillanceGlobal burdenSentinel sitesGeographic disparitiesSurvival assaysP. falciparum genesMalariaPropeller domainMajor determinantArtemisininMutationsNonsynonymous mutationsSuch resistancePolymorphismPatientsEvaluation of the Antiplasmodial Activity and Lethality of the Leaf Extract of <I>Cassia alata</I> L. (Fabaceae)
Da O, Yerbanga R, Traore/Coulibaly M, Koama B, Kabre Z, Tamboura S, Dakuyo Z, Sekhoacha M, Matsabisa M, Nikiema J, Ouedraogo J, Ouedraogo G. Evaluation of the Antiplasmodial Activity and Lethality of the Leaf Extract of Cassia alata L. (Fabaceae). Pakistan Journal Of Biological Sciences 2016, 19: 171-178. PMID: 29022993, DOI: 10.3923/pjbs.2016.171.178.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntimalarialsCassiaDisease Models, AnimalFemaleL-Lactate DehydrogenaseLethal Dose 50Malaria, FalciparumMaleMaximum Tolerated DoseMethanolMethylene ChlorideMiceParasitic Sensitivity TestsPhytotherapyPlant ExtractsPlant LeavesPlants, MedicinalPlasmodium falciparumProtozoan ProteinsSolventsConceptsVivo antiplasmodial activityBody weightAntiplasmodial activityPlasmodium falciparumMean percent suppressionDay suppressive testChloroquine-sensitive strainNon-lethal doseParasite lactate dehydrogenase assayAnimal body weightMaximum non-lethal doseMethanol leaf extractSuppressive testSignificant changesLactate dehydrogenase assayOral routePercent suppressionHematological parametersHigh dosesHaematological parametersPlasmodium bergheiMiceAntimalarial potentialLeaf extractCassia alataArtesunate-Amodiaquine and Artemether-Lumefantrine Therapies and Selection of Pfcrt and Pfmdr1 Alleles in Nanoro, Burkina Faso
Sondo P, Derra K, Nakanabo S, Tarnagda Z, Kazienga A, Zampa O, Valéa I, Sorgho H, Owusu-Dabo E, Ouédraogo J, Guiguemdé T, Tinto H. Artesunate-Amodiaquine and Artemether-Lumefantrine Therapies and Selection of Pfcrt and Pfmdr1 Alleles in Nanoro, Burkina Faso. PLOS ONE 2016, 11: e0151565. PMID: 27031231, PMCID: PMC4816516, DOI: 10.1371/journal.pone.0151565.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAllelesAmodiaquineAntimalarialsArtemether, Lumefantrine Drug CombinationArtemisininsBurkina FasoChildDrug CombinationsEthanolaminesFemaleFluorenesGene FrequencyGenotypeHost-Parasite InteractionsHumansMalaria, FalciparumMaleMembrane Transport ProteinsMiddle AgedMultidrug Resistance-Associated ProteinsMultivariate AnalysisParasitemiaPlasmodium falciparumPolymorphism, Single NucleotideProtozoan ProteinsTreatment OutcomeConceptsPfmdr1 allelesTreatment failureArtemether-lumefantrine therapyPfcrt K76TSingle nucleotide polymorphismsRestriction fragment length polymorphism methodFragment length polymorphism methodPotential beneficial effectsLength polymorphism methodArtesunate-AmodiaquineRecurrent parasitaemiaTreatment regimenACT resistanceCombination therapyK76TPfmdr1 geneClinical trialsTreatment outcomesMultivariate analysisDay 0PfcrtMalaria controlBlood spotsBeneficial effectsPolymorphism method
2015
Prevalence of the dhfr and dhps Mutations among Pregnant Women in Rural Burkina Faso Five Years after the Introduction of Intermittent Preventive Treatment with Sulfadoxine-Pyrimethamine
Tahita M, Tinto H, Erhart A, Kazienga A, Fitzhenry R, VanOvermeir C, Rosanas-Urgell A, Ouedraogo J, Guiguemde R, Van geertruyden J, D’Alessandro U. Prevalence of the dhfr and dhps Mutations among Pregnant Women in Rural Burkina Faso Five Years after the Introduction of Intermittent Preventive Treatment with Sulfadoxine-Pyrimethamine. PLOS ONE 2015, 10: e0137440. PMID: 26368675, PMCID: PMC4569438, DOI: 10.1371/journal.pone.0137440.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntimalarialsBurkina FasoDihydropteroate SynthaseDrug CombinationsDrug ResistanceFemaleHumansMalaria, FalciparumMutationPlasmodium falciparumPregnancyPregnancy Trimester, SecondPregnancy Trimester, ThirdPrevalenceProtozoan ProteinsPyrimethamineSulfadoxineTetrahydrofolate DehydrogenaseYoung AdultConceptsIntermittent preventive treatmentPregnant womenPfdhps genesPreventive treatmentAntenatal careSulfadoxine-pyrimethamineThird trimesterDhps mutationsPfdhfr mutationsMalaria infectionMalaria symptomsHealth districtPfdhfr geneBlood samplesSP resistanceI164L mutationEndemic regionsReductase mutationMalaria controlDrug resistancePrevalenceAdverse effectsFive yearsWomenBurkina FasoDynamic of plasmodium falciparum chloroquine resistance transporter gene Pfcrt K76T mutation five years after withdrawal of chloroquine in Burkina Faso
Sondo P, Derra K, Tarnagda Z, Nakanabo S, Zampa O, Kazienga A, Valea I, Sorgho H, Ouedraogo J, Guiguemde T, Tinto H. Dynamic of plasmodium falciparum chloroquine resistance transporter gene Pfcrt K76T mutation five years after withdrawal of chloroquine in Burkina Faso. Pan African Medical Journal 2015, 21: 101. PMID: 26516402, PMCID: PMC4606025, DOI: 10.11604/pamj.2015.21.101.6437.Peer-Reviewed Original Research
2014
Polymorphisms in Plasmodium falciparum Chloroquine Resistance Transporter and Multidrug Resistance 1 Genes: Parasite Risk Factors That Affect Treatment Outcomes for P. falciparum Malaria After Artemether-Lumefantrine and Artesunate-Amodiaquine
Venkatesan M, Gadalla N, Stepniewska K, Dahal P, Nsanzabana C, Moriera C, Price R, Mårtensson A, Rosenthal P, Dorsey G, Sutherland C, Guérin P, Davis T, Ménard D, Adam I, Ademowo G, Arze C, Baliraine F, Berens-Riha N, Björkman A, Borrmann S, Checchi F, Desai M, Dhorda M, Djimdé A, El-Sayed B, Eshetu T, Eyase F, Falade C, Faucher J, Fröberg G, Grivoyannis A, Hamour S, Houzé S, Johnson J, Kamugisha E, Kariuki S, Kiechel J, Kironde F, Kofoed P, LeBras J, Malmberg M, Mwai L, Ngasala B, Nosten F, Nsobya S, Nzila A, Oguike M, Otienoburu S, Ogutu B, Ouédraogo J, Piola P, Rombo L, Schramm B, Somé A, Thwing J, Ursing J, Wong R, Zeynudin A, Zongo I, Plowe C, Sibley C, Asaq Molecular Marker Study Group. Polymorphisms in Plasmodium falciparum Chloroquine Resistance Transporter and Multidrug Resistance 1 Genes: Parasite Risk Factors That Affect Treatment Outcomes for P. falciparum Malaria After Artemether-Lumefantrine and Artesunate-Amodiaquine. American Journal Of Tropical Medicine And Hygiene 2014, 91: 833-843. PMID: 25048375, PMCID: PMC4183414, DOI: 10.4269/ajtmh.14-0031.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SubstitutionAmodiaquineAntimalarialsArtemetherArtemisininsChildChild, PreschoolChloroquineDatasets as TopicDrug CombinationsDrug ResistanceDrug Therapy, CombinationEthanolaminesFluorenesGenetic MarkersGenotypeHumansInfantKaplan-Meier EstimateLumefantrineMalaria, FalciparumMembrane Transport ProteinsMultidrug Resistance-Associated ProteinsPlasmodium falciparumPolymorphism, GeneticProtozoan ProteinsRisk FactorsConceptsArtemether-lumefantrineP. falciparum multidrug resistance 1 genePlasmodium falciparum chloroquine resistance transporterPfmdr1 copy numberArtemisinin combination therapyIndividual patient dataChloroquine resistance transporterMultidrug resistance 1 geneWorldWide Antimalarial Resistance NetworkParasitologic cureCombination therapyParasite polymorphismsPartner drugsTherapeutic responseClinical trialsRelevant outcomesArtemisinin componentPatient dataResistance transporterStandardized methodPolymorphismPatientsPfmdr1PfcrtAmodiaquine
2013
Anti-Pfs25 Human Plasma Reduces Transmission of Plasmodium falciparum Isolates That Have Diverse Genetic Backgrounds
Da D, Dixit S, Sattabonkot J, Mu J, Abate L, Ramineni B, Ouedraogo J, MacDonald N, Fay M, Su X, Cohuet A, Wu Y. Anti-Pfs25 Human Plasma Reduces Transmission of Plasmodium falciparum Isolates That Have Diverse Genetic Backgrounds. Infection And Immunity 2013, 81: 1984-1989. PMID: 23509152, PMCID: PMC3676035, DOI: 10.1128/iai.00016-13.Peer-Reviewed Original ResearchConceptsPhase 1 trialParasite isolatesMalaria transmission-blocking vaccineTransmission-reducing activityTransmission-blocking activityPlasmodium falciparum isolatesTransmission-blocking vaccinesPlasmodium falciparum parasitesLimited sequence polymorphismPfs25 antibodiesMontanide ISA51Immune plasmaNonimmune controlsRecombinant Pfs25Falciparum isolatesPfs25 geneFalciparum parasitesGenetic backgroundPatientsBurkina FasoPfs25VaccineTrialsNucleotide polymorphismsIsolates
2010
Selection of Known Plasmodium falciparum Resistance-Mediating Polymorphisms by Artemether-Lumefantrine and Amodiaquine- Sulfadoxine-Pyrimethamine but Not Dihydroartemisinin- Piperaquine in Burkina Faso
Somé A, Séré Y, Dokomajilar C, Zongo I, Rouamba N, Greenhouse B, Ouédraogo J, Rosenthal P. Selection of Known Plasmodium falciparum Resistance-Mediating Polymorphisms by Artemether-Lumefantrine and Amodiaquine- Sulfadoxine-Pyrimethamine but Not Dihydroartemisinin- Piperaquine in Burkina Faso. Antimicrobial Agents And Chemotherapy 2010, 54: 1949-1954. PMID: 20231394, PMCID: PMC2863637, DOI: 10.1128/aac.01413-09.Peer-Reviewed Original ResearchAmodiaquineAntimalarialsArtemetherArtemisininsBurkina FasoDrug CombinationsDrug Resistance, BacterialEthanolaminesFluorenesGenotypeHumansInfantLumefantrineMalaria, FalciparumMembrane Transport ProteinsMultidrug Resistance-Associated ProteinsPlasmodium falciparumPolymorphism, Single NucleotideProtozoan ProteinsPyrimethamineQuinolinesRandomized Controlled Trials as TopicRecurrenceSulfadoxine
2008
Dynamics of multiple insecticide resistance in the malaria vector Anopheles gambiae in a rice growing area in South-Western Burkina Faso
Dabiré K, Diabaté A, Djogbenou L, Ouari A, N'Guessan R, Ouédraogo J, Hougard J, Chandre F, Baldet T. Dynamics of multiple insecticide resistance in the malaria vector Anopheles gambiae in a rice growing area in South-Western Burkina Faso. Malaria Journal 2008, 7: 188. PMID: 18817564, PMCID: PMC2564969, DOI: 10.1186/1475-2875-7-188.Peer-Reviewed Original ResearchConceptsVallée du KouKdr mutationResistance mechanismsM formSouth-western Burkina FasoInsecticide resistance mechanismsS populationInsecticide resistance mutationsMolecular forms MMultiple insecticide resistanceSingle point mutationMalaria vector AnophelesS formAnopheles gambiaeGambiae populationsInsecticide resistanceMain malaria vectorResistant populationsRainy seasonOxyanion holeVector AnophelesPoint mutationsGambiaeMolecular formsMultiple resistance mechanismsChloroquine‐resistance molecular markers (Pfcrt T76 and Pfmdr‐1 Y86) and amodiaquine resistance in Burkina Faso
Tinto H, Guekoun L, Zongo I, Guiguemdé R, D’Alessandro U, Ouédraogo J. Chloroquine‐resistance molecular markers (Pfcrt T76 and Pfmdr‐1 Y86) and amodiaquine resistance in Burkina Faso. Tropical Medicine And International Health 2008, 13: 238-240. PMID: 18304270, DOI: 10.1111/j.1365-3156.2007.01995.x.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAmodiaquineAnimalsAntimalarialsBurkina FasoChildChild, PreschoolChloroquineDrug ResistanceHumansInfantInfant, NewbornMalaria, FalciparumMembrane Transport ProteinsMultidrug Resistance-Associated ProteinsMutationPlasmodium falciparumPolymerase Chain ReactionPrevalenceProtozoan ProteinsTreatment FailureTreatment Outcome
2006
Roles of specific Plasmodium falciparum mutations in resistance to amodiaquine and sulfadoxine-pyrimethamine in Burkina Faso.
Dokomajilar C, Lankoande Z, Dorsey G, Zongo I, Ouedraogo J, Rosenthal P. Roles of specific Plasmodium falciparum mutations in resistance to amodiaquine and sulfadoxine-pyrimethamine in Burkina Faso. American Journal Of Tropical Medicine And Hygiene 2006, 75: 162-5. PMID: 16837725, DOI: 10.4269/ajtmh.2006.75.162.Peer-Reviewed Original ResearchMeSH KeywordsAmodiaquineAnimalsAntimalarialsBurkina FasoDihydropteroate SynthaseDrug CombinationsDrug ResistanceGenes, MDRHumansMembrane ProteinsMembrane Transport ProteinsMutationPlasmodium falciparumPolymorphism, GeneticProtozoan ProteinsPyrimethamineRecurrenceSulfadoxineTetrahydrofolate DehydrogenaseConceptsUncomplicated Plasmodium falciparum malariaPlasmodium falciparum mutationsPlasmodium falciparum malariaP. falciparum resistanceFalciparum malariaFalciparum resistanceNew infectionsAmodiaquineDhfr-164LBobo-DioulassoSignificant increaseBurkina FasoSame mutationTreatmentKey polymorphismsMutationsTarget genesTherapyInfectionMalariaPrevalenceRecrudescence
2005
Usefulness of the Plasmodium falciparum chloroquine resistance transporter T76 genotype failure index for the estimation of in vivo chloroquine resistance in Burkina Faso.
Tinto H, Sanou B, Dujardin J, Ouédraogo J, VAN Overmeir C, Erhart A, VAN Marck E, Guiguemdé T, D'Alessandro U. Usefulness of the Plasmodium falciparum chloroquine resistance transporter T76 genotype failure index for the estimation of in vivo chloroquine resistance in Burkina Faso. American Journal Of Tropical Medicine And Hygiene 2005, 73: 171-3. PMID: 16014853, DOI: 10.4269/ajtmh.2005.73.171.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntimalarialsBurkina FasoChloroquineDrug ResistanceGenotypeMutationPlasmodium falciparumProtozoan Proteins
2003
Relationship between the Pfcrt T76 and the Pfmdr-1 Y86 mutations in Plasmodium falciparum and in vitro/in vivo chloroquine resistance in Burkina Faso, West Africa
Tinto H, Ouédraogo J, Erhart A, Van Overmeir C, Dujardin J, Van Marck E, Guiguemdé T, D’Alessandro U. Relationship between the Pfcrt T76 and the Pfmdr-1 Y86 mutations in Plasmodium falciparum and in vitro/in vivo chloroquine resistance in Burkina Faso, West Africa. Infection Genetics And Evolution 2003, 3: 287-292. PMID: 14636690, DOI: 10.1016/j.meegid.2003.08.002.Peer-Reviewed Original ResearchConceptsPfcrt T76 mutationT76 mutationPfcrt T76CQ resistancePlasmodium falciparumVivo chloroquine resistancePre-treatment samplesPfcrt K76Uncomplicated malariaChloroquine resistanceStrong linkage disequilibriumGeometric mean valuesBurkina FasoSuch associationsChloroquinePrevious reportsFalciparumMutationsT76Malaria: use of restriction endonuclease digestion and mutation-specific PCR for antifolate resistance isolate detection.
Kengne P, Ouédraogo J, Zampan H, Veas F, Guiguemdé T. Malaria: use of restriction endonuclease digestion and mutation-specific PCR for antifolate resistance isolate detection. Parassitologia 2003, 45: 27-31. PMID: 15270541.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SubstitutionAnimalsAntimalarialsDNA Mutational AnalysisDNA, ProtozoanDrug ResistanceFolic Acid AntagonistsHumansMalaria, FalciparumMutation, MissenseParasitemiaPlasmodium falciparumPoint MutationPolymerase Chain ReactionPolymorphism, Restriction Fragment LengthProguanilProtozoan ProteinsPyrimethamineTetrahydrofolate DehydrogenaseConceptsMutation-specific PCRCycloguanil resistanceBlood samplesResistance isolatesResistance mutationsPlasmodium falciparumMixed infectionsChemosensitivity analysisBloodWhole bloodParasite lysateRapid DNA extractionPCR productsRestriction endonuclease digestionPCRAmplified productsDry filter paperPCR technologyPoint mutationsEndonuclease digestionUndigested samplesPatientsInfectionPyrimethamineMutations
1990
Vaccination against malaria: initial trial with an ant-sporozoite vaccine, (NANP)3-TT (RO 40-2361) in Africa (Bobo-Dioulasso, Burkina Faso).
Guiguemdé T, Sturchler D, Ouédraogo J, Drabo M, Etlinger H, Douchet C, Gbary A, Haller L, Kambou S, Fernex M. Vaccination against malaria: initial trial with an ant-sporozoite vaccine, (NANP)3-TT (RO 40-2361) in Africa (Bobo-Dioulasso, Burkina Faso). Bulletin De La Société De Pathologie Exotique 1990, 83: 217-27. PMID: 2119897.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApicomplexaBurkina FasoChildDouble-Blind MethodHumansMalariaPlasmodiumProtozoan ProteinsTetanus ToxoidVaccinationConceptsDoses of TTAntibody titresCircumsporozoite proteinAverage antibody titresPeak IgG responseMonths of ageClinical malariaIgG responsesSystemic reactionsProtective efficacyVaccine trialsImmunological statusImmunisation vaccinesTetanus toxoidProtective effectGroup IIMalaria transmissionDay 0VaccineGroup IGroup IIIPlasmodium falciparumDay 75MalariaDay 150