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
2014
Efficacy and Day 7 Plasma Piperaquine Concentrations in African Children Treated for Uncomplicated Malaria with Dihydroartemisinin-Piperaquine
Zongo I, Somé FA, Somda SA, Parikh S, Rouamba N, Rosenthal PJ, Tarning J, Lindegardh N, Nosten F, Ouédraogo JB. Efficacy and Day 7 Plasma Piperaquine Concentrations in African Children Treated for Uncomplicated Malaria with Dihydroartemisinin-Piperaquine. PLOS ONE 2014, 9: e103200. PMID: 25133389, PMCID: PMC4136730, DOI: 10.1371/journal.pone.0103200.Peer-Reviewed Original ResearchConceptsDHA-PQRecurrent malariaDaily dosePlasma concentrationsSingle-arm open-label trialHigher median plasma concentrationsFalciparum malaria treatmentMedian daily dosePharmacokinetics of piperaquineRate of recrudescenceOpen-label trialUncomplicated falciparum malariaMedian plasma concentrationVenous plasma concentrationsSuccessful treatment outcomeDihydroartemisinin-PiperaquineExploratory endpointsParasitological efficacyPiperaquine concentrationsUncomplicated malariaOverall recurrenceYounger patientsFalciparum malariaClinical efficacyCombination therapy