1996
Disruption of CD40–CD40 Ligand Interactions Results in an Enhanced Susceptibility to Leishmania amazonensis Infection
Soong L, Xu J, Grewal I, Kima P, Sun J, Longley B, Ruddle N, McMahon-Pratt D, Flavell R. Disruption of CD40–CD40 Ligand Interactions Results in an Enhanced Susceptibility to Leishmania amazonensis Infection. Immunity 1996, 4: 263-273. PMID: 8624816, DOI: 10.1016/s1074-7613(00)80434-3.Peer-Reviewed Original ResearchConceptsCD40L-/- miceImmune responseCD40-CD40 ligand interactionCD40L knockout miceLeishmania amazonensis infectionProgressive ulcerative lesionTissue parasite burdenCD40-CD40L interactionCellular immune responsesProtective immune responseWild-type miceHost immune responseImpaired T cellNitric oxide productionAmazonensis infectionUlcerative lesionsInflammatory responseNecrosis factorCD40 ligandT cellsIFN-gammaKnockout miceMacrophage activationParasite burdenOxide production
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 ResearchMeSH KeywordsAnimalsBiological EvolutionBlotting, SouthernBlotting, WesternKaryotypingLeishmaniaLeishmania braziliensisMembrane GlycoproteinsMultigene FamilyProtozoan ProteinsConceptsGP46/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
1991
Biochemical characterization of the protective membrane glycoprotein GP46/M-2 of Leishmania amazonensis
Rivas L, Kahl L, Manson K, McMahon-Pratt D. Biochemical characterization of the protective membrane glycoprotein GP46/M-2 of Leishmania amazonensis. Molecular And Biochemical Parasitology 1991, 47: 235-243. PMID: 1719417, DOI: 10.1016/0166-6851(91)90183-7.Peer-Reviewed Original ResearchConceptsGP46/MCarbohydrate side chainsDNA-derived protein sequenceLipid anchorSpecies-specific epitopesProtein sequencesSide chainsBiochemical characterizationLeishmania amazonensisProteinBiochemical featuresPolypeptide portionSurface membraneMonoclonal antibodiesPolypeptideAmazonensisMoleculesEpitopesAnchorsSequenceMembraneDigestionAntibodiesChainPromastigotes
1990
Development of a stable Leishmania expression vector and application to the study of parasite surface antigen genes.
LeBowitz J, Coburn C, McMahon-Pratt D, Beverley S. Development of a stable Leishmania expression vector and application to the study of parasite surface antigen genes. Proceedings Of The National Academy Of Sciences Of The United States Of America 1990, 87: 9736-9740. PMID: 2124701, PMCID: PMC55248, DOI: 10.1073/pnas.87.24.9736.Peer-Reviewed Original ResearchConceptsExpression vectorCis-acting elementsTrypanosomatid protozoan parasitesRNA editingSurface antigen geneMolecular paradigmProcessing eventsParasite proteinsGenetic analysisLeishmania expression vectorExpression sitesPathogenic speciesNormal transcriptMembrane glycoproteinsEscherichia coliGenesImmunoblot analysisProtozoan parasiteProteinAntigen geneColony assayLeishmania majorFamily membersL. amazonensisKilobasesMolecular cloning and characterization of the immunologically protective surface glycoprotein GP46/M-2 of Leishmania amazonensis.
Lohman K, Langer P, McMahon-Pratt D. Molecular cloning and characterization of the immunologically protective surface glycoprotein GP46/M-2 of Leishmania amazonensis. Proceedings Of The National Academy Of Sciences Of The United States Of America 1990, 87: 8393-8397. PMID: 2236047, PMCID: PMC54962, DOI: 10.1073/pnas.87.21.8393.Peer-Reviewed Original ResearchConceptsGP46/MDNA sequence dataHydrophobic leader peptideCarboxyl-terminal domainMetal-binding motifGlycosyl-phosphatidylinositol anchorAmino-terminal portionProtozoan Leishmania amazonensisSouthern blot analysisGene familyMature proteinPutative attachment siteMolecular cloningProtein comprisesRepetitive sequencesSequence dataCarboxyl terminusCysteine residuesProtein sequencesLeader peptideMembrane locationBinding motifLeishmania amazonensisMembrane glycoproteinsBlot analysis
1989
Amastigote and epimastigote stage-specific components of Trypanosoma cruzi characterized by using monoclonal antibodies. Purification and molecular characterization of an 83-kilodalton amastigote protein.
Pan A, McMahon-Pratt D. Amastigote and epimastigote stage-specific components of Trypanosoma cruzi characterized by using monoclonal antibodies. Purification and molecular characterization of an 83-kilodalton amastigote protein. The Journal Of Immunology 1989, 143: 1001-8. PMID: 2501384, DOI: 10.4049/jimmunol.143.3.1001.Peer-Reviewed Original ResearchConceptsTissue culture-derived trypomastigotesTrypanosoma cruziCruzi amastigotesPreliminary sequence dataStage-specific componentsCulture-derived trypomastigotesStage-specific monoclonal antibodiesSingle protein moleculesMembrane-enriched preparationsAmino acid compositionSequence dataEpimastigote membranesHuman chagasic seraStage differentiationAxenic cultureMolecular characterizationT. cruzi amastigotesEpimastigotesProtein moleculesProteinChagas diseaseMonoclonal antibodiesLeishmania speciesAcid compositionChagasic sera
1988
Membrane glycoprotein M-2 protects against Leishmania amazonensis infection
Champsi J, McMahon-Pratt D. Membrane glycoprotein M-2 protects against Leishmania amazonensis infection. Infection And Immunity 1988, 56: 3272-3279. PMID: 3182080, PMCID: PMC259734, DOI: 10.1128/iai.56.12.3272-3279.1988.Peer-Reviewed Original ResearchConceptsMouse strainsComplete protectionBALB/c strainLeishmania amazonensis infectionT cell immunityProtective immune responseOnset of infectionC. parvumAmazonensis infectionInfecting doseProtective immunityChallenge infectionC57BL/6 miceAntibody responseCBA miceComplete adjuvantEffective adjuvantImmune responseImmunized animalsLog phase promastigotesLevel of protectionL. amazonensisInfectionC strainLeishmania amazonensisPurification and characterization of an 80-kilodalton membrane protein from Leishmania donovani
White A, McMahon-Pratt D. Purification and characterization of an 80-kilodalton membrane protein from Leishmania donovani. Infection And Immunity 1988, 56: 2385-2391. PMID: 3165961, PMCID: PMC259577, DOI: 10.1128/iai.56.9.2385-2391.1988.Peer-Reviewed Original ResearchMonoclonal antibodies specific for the amastigote stage of Leishmania pifanoi. I. Characterization of antigens associated with stage- and species-specific determinants.
Pan A, McMahon-Pratt D. Monoclonal antibodies specific for the amastigote stage of Leishmania pifanoi. I. Characterization of antigens associated with stage- and species-specific determinants. The Journal Of Immunology 1988, 140: 2406-14. PMID: 2450920, DOI: 10.4049/jimmunol.140.7.2406.Peer-Reviewed Original Research