2016
The Src kinases Hck, Fgr and Lyn activate Arg to facilitate IgG-mediated phagocytosis and Leishmania infection
Wetzel DM, Rhodes EL, Li S, McMahon-Pratt D, Koleske AJ. The Src kinases Hck, Fgr and Lyn activate Arg to facilitate IgG-mediated phagocytosis and Leishmania infection. Journal Of Cell Science 2016, 129: 3130-3143. PMID: 27358479, PMCID: PMC5004897, DOI: 10.1242/jcs.185595.Peer-Reviewed Original ResearchMeSH KeywordsAniline CompoundsAnimalsCytokinesDisease Models, AnimalImatinib MesylateImmunoglobulin GLeishmaniaLeishmaniasisMacrophagesMiceModels, BiologicalNitrilesParasitesPhagocytosisPhosphorylationProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-hckPyrimidinesQuinolinesRAW 264.7 CellsSignal TransductionSrc-Family KinasesConceptsAmastigote uptakeObligate intracellular parasite LeishmaniaImmunoglobulin-mediated phagocytosisIntracellular parasite LeishmaniaNovel therapeutic strategiesPersistence of infectionLeishmania infectionIgG-mediated phagocytosisTherapeutic strategiesFc receptorsSmall molecule inhibitorsArg activationDisease severityParasite burdenPrimary macrophagesMacrophagesKinase inhibitorsLeishmaniasisHuman hostDevastating diseaseInfectionParasite LeishmaniaSrc family kinasesPhagocytosisLeishmania
2008
A Leishmania Ortholog of Macrophage Migration Inhibitory Factor Modulates Host Macrophage Responses
Kamir D, Zierow S, Leng L, Cho Y, Diaz Y, Griffith J, McDonald C, Merk M, Mitchell RA, Trent J, Chen Y, Kwong YK, Xiong H, Vermeire J, Cappello M, McMahon-Pratt D, Walker J, Bernhagen J, Lolis E, Bucala R. A Leishmania Ortholog of Macrophage Migration Inhibitory Factor Modulates Host Macrophage Responses. The Journal Of Immunology 2008, 180: 8250-8261. PMID: 18523291, PMCID: PMC2668862, DOI: 10.4049/jimmunol.180.12.8250.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsAntigens, Differentiation, B-LymphocyteApoptosis Regulatory ProteinsCell LineCells, CulturedCrystallography, X-RayHistocompatibility Antigens Class IIHumansIntramolecular OxidoreductasesLeishmania majorMacrophage Migration-Inhibitory FactorsMacrophages, PeritonealMiceMice, Inbred BALB CMice, Inbred C3HMice, KnockoutMolecular Sequence DataRecombinant ProteinsStructural Homology, ProteinConceptsMacrophage migration inhibitory factorCD74-dependent mannerMigration inhibitory factorImmune defense mechanismsHuman macrophage migration inhibitory factorSmall molecule antagonistsActivation-induced apoptosisHost macrophage responseMIF receptorMIF proteinImmune destructionObligate intracellular parasitesMAP kinase activationERK1/2 MAP kinase activationInhibitory factorMacrophage responseLeishmania majorIntracellular parasitesHigh-resolution X-ray crystal structuresSpecies-specific inhibitionMacrophagesSignificant structural homologyKinase activationDefense mechanismsMammalian counterparts
1998
Leishmania Amastigote Target Antigens: The Challenge of a Stealthy Intracellular Parasite
McMahon-Pratt D, Kima P, Soong L. Leishmania Amastigote Target Antigens: The Challenge of a Stealthy Intracellular Parasite. Trends In Parasitology 1998, 14: 31-34. PMID: 17040687, DOI: 10.1016/s0169-4758(97)01164-2.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsClass II presentation pathwayAmastigote stageMHC class ILeishmanial vaccineLeishmanial antigensAntigen presentationT cellsElicit protectionImmunized hostsPresentation pathwayInfected macrophagesMolecular vaccinesVaccine targetsInfected mammalian hostsClass IIntracellular parasitesVaccineInfectionCandidate moleculesMacrophagesMammalian hostsDevelopmental formsImmunizationAntigenLeishmaniasis
1996
Leishmania‐infected macrophages sequester endogenously synthesized parasite antigens from presentation to CD4+ T cells
Kima P, Soong L, Chicharro C, Ruddle N, McMahon‐Pratt D. Leishmania‐infected macrophages sequester endogenously synthesized parasite antigens from presentation to CD4+ T cells. European Journal Of Immunology 1996, 26: 3163-3169. PMID: 8977318, DOI: 10.1002/eji.1830261249.Peer-Reviewed Original ResearchConceptsT cellsAntigen presentationParasite antigensMajor histocompatibility complex (MHC) class II moleculesMHC class II pathwayActivation of CD4Peritoneal exudate cellsClass II pathwayClass II moleculesHost immune systemCell linesT cell linesAmastigote antigensLeishmania antigenAntigen sequestrationLeishmania amastigotesMacrophage cell lineExudate cellsCD4Immune systemLive parasitesParasite moleculesAntigenMacrophagesInfected cells
1987
Characterization of Developmentally Regulated Molecules of Leishmania
McMahon-Pratt D, Jaffe C, Kahl L, Langer P, Lohman K, Pan A, Rivas L. Characterization of Developmentally Regulated Molecules of Leishmania. NATO ASI Series 1987, 123-136. DOI: 10.1007/978-3-642-72840-2_14.Peer-Reviewed Original ResearchDevelopmental life cycleMammalian hostsRegulated moleculesParasitic protozoaMechanism of attachmentCell surfaceSpecies-specific antigensSurface membraneLife cycleSandfly vectorGenus LeishmaniaLeishmaniaImmunologic analysisMonoclonal antibodiesPromastigotesProtozoaMacrophagesParasitesAmastigote-specific antigensHostMembraneAlimentary tractAmastigotesMaintenanceIdentification