2014
Chronicity of Dermal Leishmaniasis Caused by Leishmania panamensis Is Associated with Parasite-Mediated Induction of Chemokine Gene Expression
Navas A, Vargas DA, Freudzon M, McMahon-Pratt D, Saravia NG, Gómez MA. Chronicity of Dermal Leishmaniasis Caused by Leishmania panamensis Is Associated with Parasite-Mediated Induction of Chemokine Gene Expression. Infection And Immunity 2014, 82: 2872-2880. PMID: 24752514, PMCID: PMC4097649, DOI: 10.1128/iai.01133-13.Peer-Reviewed Original ResearchConceptsSelf-healed patientsChronic cutaneous leishmaniasisDermal leishmaniasisChemokine gene expressionClinical outcomesBiopsy specimensChronic diseasesInflammatory responseLeishmania panamensisExpression levelsCCR5 receptor geneInduction of CXCL5Montenegro skin testLesion biopsy specimensL. panamensisSelf-healing diseaseNew therapeutic targetsReverse transcription-quantitative PCRTranscription-quantitative PCRChemotactic chemokinesInflammation contributesSkin testAsymptomatic infectionInflammatory activationImmune cells
2012
Human Macrophage Response to L. (Viannia) panamensis: Microarray Evidence for an Early Inflammatory Response
Ramírez C, Díaz-Toro Y, Tellez J, Castilho TM, Rojas R, Ettinger NA, Tikhonova I, Alexander ND, Valderrama L, Hager J, Wilson ME, Lin A, Zhao H, Saravia NG, McMahon-Pratt D. Human Macrophage Response to L. (Viannia) panamensis: Microarray Evidence for an Early Inflammatory Response. PLOS Neglected Tropical Diseases 2012, 6: e1866. PMID: 23145196, PMCID: PMC3493378, DOI: 10.1371/journal.pntd.0001866.Peer-Reviewed Original ResearchConceptsMRNA abundance profilesMonocyte-derived macrophagesRegulation of genesDistinct biologic responsesAbundance profilesL. panamensisDifferential gene expressionEarly time pointsMacrophage responseEarly macrophage responseImmune responseLeishmania speciesHuman monocyte-derived macrophagesMicroarray evidenceOutset of infectionGene regulationActivation of PKCHuman macrophage responseGene expressionLeishmania panamensis infectionTime pointsCellular responsesAdaptive immune responsesG proteinsEarly inflammatory response
2002
Heterogeneity, geographic distribution, and pathogenicity of serodemes of Leishmania viannia in Colombia.
Saravia NG, Weigle K, Navas C, Segura I, Valderrama L, Valencia AZ, Escorcia B, McMahon-Pratt D. Heterogeneity, geographic distribution, and pathogenicity of serodemes of Leishmania viannia in Colombia. American Journal Of Tropical Medicine And Hygiene 2002, 66: 738-44. PMID: 12224583, DOI: 10.4269/ajtmh.2002.66.738.Peer-Reviewed Original Research
1992
Loss of the GP46/M-2 surface membrane glycoprotein gene family in the Leishmania braziliensis complex
McMahon-Pratt D, Traub-Cseko Y, Lohman K, Rogers D, Beverley S. Loss of the GP46/M-2 surface membrane glycoprotein gene family in the Leishmania braziliensis complex. Molecular And Biochemical Parasitology 1992, 50: 151-160. PMID: 1542309, DOI: 10.1016/0166-6851(92)90252-f.Peer-Reviewed Original ResearchConceptsGP46/MGene familyGlycoprotein gene familyMolecular karyotype analysisBraziliensis complexLeishmania braziliensis complexSpeciation eventsTrypanosomatid speciesPhylogenetic analysisCrithidia fasciculataLeishmania tarentolaeDevelopmental cycleWestern blot analysisLeishmania mexicana complexMembrane glycoproteinsKaryotype analysisBlot analysisL. braziliensis complexProtein expressionPolyclonal antiserumMexicana complexSpeciesL. panamensisLeishmania majorL. braziliensis