2023
Randomized trial evaluating an mHealth intervention for the early community-based detection and follow-up of cutaneous leishmaniasis in rural Colombia
Castillo M, Alexander N, Rubiano L, Rojas C, Navarro A, Rincon D, Bernal L, Lerma Y, Saravia N, Aronoff-Spencer E. Randomized trial evaluating an mHealth intervention for the early community-based detection and follow-up of cutaneous leishmaniasis in rural Colombia. PLOS Neglected Tropical Diseases 2023, 17: e0011180. PMID: 36972285, PMCID: PMC10079216, DOI: 10.1371/journal.pntd.0011180.Peer-Reviewed Original ResearchConceptsEffectiveness of treatmentIntervention armWeek 26Therapeutic responseCutaneous leishmaniasisHealth systemSerious adverse eventsEnd of treatmentStart of treatmentCutaneous leishmaniasis treatmentProportion of participantsMobile health strategiesPublic health systemCommunity-based detectionTreatment of CLPrimary endpointAdverse eventsMore patientsClinical managementControl armImproved careMedical attentionNational guidelinesParallel armsHealth strategies
2020
Profiles of Local and Systemic Inflammation in the Outcome of Treatment of Human Cutaneous Leishmaniasis Caused by Leishmania (Viannia)
Navas A, Fernández O, Gallego-Marín C, del Mar Castro M, Rosales-Chilama M, Murillo J, Cossio A, McMahon-Pratt D, Saravia N, Gómez MA. Profiles of Local and Systemic Inflammation in the Outcome of Treatment of Human Cutaneous Leishmaniasis Caused by Leishmania (Viannia). Infection And Immunity 2020, 88: 10.1128/iai.00764-19. PMID: 31818959, PMCID: PMC7035935, DOI: 10.1128/iai.00764-19.Peer-Reviewed Original ResearchConceptsPeripheral blood mononuclear cellsOutcome of treatmentInnate immune responseCutaneous leishmaniasisTreatment failureCL patientsBiopsy specimensImmune responseResponse of PBMCLocal innate immune responseTreatment of CLBlood mononuclear cellsEnd of treatmentLesion biopsy specimensHuman cutaneous leishmaniasisEfficacy of treatmentGene expression profilesImmune response genesImmune correlatesClinical cureSystemic inflammationPretreatment expressionMeglumine antimoniateMononuclear cellsCare treatment
2017
Clinical and parasitological factors in parasite persistence after treatment and clinical cure of cutaneous leishmaniasis
Martínez-Valencia AJ, Daza-Rivera CF, Rosales-Chilama M, Cossio A, Rincón E, Desai MM, Saravia NG, Gómez MA. Clinical and parasitological factors in parasite persistence after treatment and clinical cure of cutaneous leishmaniasis. PLOS Neglected Tropical Diseases 2017, 11: e0005713. PMID: 28704369, PMCID: PMC5526576, DOI: 10.1371/journal.pntd.0005713.Peer-Reviewed Original ResearchConceptsCutaneous leishmaniasisParasite persistencePercent of patientsInitiation of treatmentEnd of treatmentViability of LeishmaniaDisease reactivationTonsillar mucosaClinical cureClinical resolutionTreatment initiationProtective immunityMeglumine antimoniatePersistent infectionMucosal tissuesPrevious episodesTherapeutic cureParasitological factorsProtective factorsPatientsParasitological parametersTreatmentLeishmaniasisWeeksHigher proportionPharmacokinetics of Miltefosine in Children and Adults with Cutaneous Leishmaniasis
del Mar Castro M, Gomez MA, Kip AE, Cossio A, Ortiz E, Navas A, Dorlo TP, Saravia NG. Pharmacokinetics of Miltefosine in Children and Adults with Cutaneous Leishmaniasis. Antimicrobial Agents And Chemotherapy 2017, 61: 10.1128/aac.02198-16. PMID: 27956421, PMCID: PMC5328512, DOI: 10.1128/aac.02198-16.Peer-Reviewed Original ResearchConceptsCutaneous leishmaniasisMiltefosine concentrationsPeripheral blood mononuclear cellsInitiation of treatmentCompletion of treatmentBlood mononuclear cellsEnd of treatmentOutcome of treatmentConcentration-time curvePharmacokinetic clinical trialsClinical responsePediatric patientsPediatric populationMononuclear cellsTherapeutic regimensDrug exposureClinical trialsNoncompartmental analysisParasite eliminationTherapeutic outcomesStudy participantsMiltefosinePatientsLiquid chromatography-tandem mass spectrometryPK differences
2012
Regulatory T Cells in the Pathogenesis and Healing of Chronic Human Dermal Leishmaniasis Caused by Leishmania (Viannia) Species
Rodriguez-Pinto D, Navas A, Blanco VM, Ramírez L, Garcerant D, Cruz A, Craft N, Saravia NG. Regulatory T Cells in the Pathogenesis and Healing of Chronic Human Dermal Leishmaniasis Caused by Leishmania (Viannia) Species. PLOS Neglected Tropical Diseases 2012, 6: e1627. PMID: 22545172, PMCID: PMC3335885, DOI: 10.1371/journal.pntd.0001627.Peer-Reviewed Original ResearchMeSH KeywordsAsymptomatic DiseasesCD4 AntigensChronic DiseaseFemaleFlow CytometryForkhead Transcription FactorsGene Expression ProfilingGlucocorticoid-Induced TNFR-Related ProteinHumansImmunophenotypingInterferon-gammaInterleukin-2 Receptor alpha SubunitInterleukin-7 Receptor alpha SubunitLeishmaniaLeishmaniasis, CutaneousMaleSkinT-Lymphocytes, RegulatoryConceptsRegulatory T cellsIFN-γ secretionDermal leishmaniasisPeripheral bloodT cellsSuppressive capacityCD4 T-cell frequenciesImpaired Treg functionParticipation of TregsT cell frequenciesExpression of Foxp3CD4 T cellsEnd of treatmentHealing of lesionsCdLS patientsSkin test sitesSite biopsiesTreg subsetsImmunotherapeutic strategiesTreg functionEffector cellsCutaneous lesionsFoxp3 expressionCutaneous responseInflammatory response