2019
Colonization of the tsetse fly midgut with commensal Kosakonia cowanii Zambiae inhibits trypanosome infection establishment
Weiss BL, Maltz MA, Vigneron A, Wu Y, Walter KS, O’Neill M, Wang J, Aksoy S. Colonization of the tsetse fly midgut with commensal Kosakonia cowanii Zambiae inhibits trypanosome infection establishment. PLOS Pathogens 2019, 15: e1007470. PMID: 30817773, PMCID: PMC6394900, DOI: 10.1371/journal.ppat.1007470.Peer-Reviewed Original ResearchConceptsRefractory phenotypeEnormous socio-economic burdenWild-type counterpartsInfection establishmentSocio-economic burdenMidgut environmentEntomopathogenic Serratia marcescensEndemic regionsPathogenic trypanosomesInfectionStable infectionAdverse effectsAnimal African trypanosomiasesVector competenceGutCurrent disease control strategiesSaharan AfricaDisease control strategiesSurvivalSerratia marcescensTsetse gutExogenous bacteriumFly survivalNovel strategyPhenotype
2012
Obligate Symbionts Activate Immune System Development in the Tsetse Fly
Weiss BL, Maltz M, Aksoy S. Obligate Symbionts Activate Immune System Development in the Tsetse Fly. The Journal Of Immunology 2012, 188: 3395-3403. PMID: 22368278, PMCID: PMC3311772, DOI: 10.4049/jimmunol.1103691.Peer-Reviewed Original ResearchConceptsSymbiotic bacteriaImmune system developmentNovel evolutionary adaptationImmunity-related genesObligate symbiontsSymbiotic microbesObligate mutualistsViviparous modeProper immune system functionEvolutionary adaptationPhagocytic hemocytesMolecular mechanismsCell extractsMolecular componentsSusceptible phenotypeNonpathogenic Escherichia coliEscherichia coliTsetse fliesImmune systemFliesAtypical expressionHemocytesImmune system functionPhenotypeTsetse
2005
Massive genome erosion and functional adaptations provide insights into the symbiotic lifestyle of Sodalis glossinidius in the tsetse host
Toh H, Weiss BL, Perkin SA, Yamashita A, Oshima K, Hattori M, Aksoy S. Massive genome erosion and functional adaptations provide insights into the symbiotic lifestyle of Sodalis glossinidius in the tsetse host. Genome Research 2005, 16: 149-156. PMID: 16365377, PMCID: PMC1361709, DOI: 10.1101/gr.4106106.Peer-Reviewed Original ResearchConceptsHost developmental stageTemporal expression profilesDifferent temporal expression profilesGenome erosionMutualistic lifestylesGene inventorySymbiont infectionSymbiotic lifestyleHost developmentTranscript abundanceMetabolism of carbohydratesFlagellum structureSodalisComplete sequenceExpression profilesSPI-2SPI-1ChromosomesTsetse hostBacterial speciesVeterinary significancePathogenic microbesDevelopmental stagesPseudogenesTsetse flies
2001
Genome Size Determination and Coding Capacity of Sodalis glossinidius, an Enteric Symbiont of Tsetse Flies, as Revealed by Hybridization to Escherichia coliGene Arrays
Akman L, Rio R, Beard C, Aksoy S. Genome Size Determination and Coding Capacity of Sodalis glossinidius, an Enteric Symbiont of Tsetse Flies, as Revealed by Hybridization to Escherichia coliGene Arrays. Journal Of Bacteriology 2001, 183: 4517-4525. PMID: 11443086, PMCID: PMC95346, DOI: 10.1128/jb.183.15.4517-4525.2001.Peer-Reviewed Original ResearchConceptsGenome sizeLong evolutionary timeGenome size determinationSecondary symbiont SodalisAT-rich genomeConserved gene sequencesWhole genome sequencesTsetse fliesEnteric symbiontsObligate symbiontsOrthologous genesRecent molecular characterizationComparative genomicsMicrobial genomesSymbiotic microorganismsEvolutionary timeTsetse fecundityDNA replicationGenome sequenceGenomic aspectsGenomic contentGene sequencesMolecular basisRelated bacteriaExtrachromosomal plasmidsA novel application of gene arrays: Escherichia coli array provides insight into the biology of the obligate endosymbiont of tsetse flies
Akman L, Aksoy S. A novel application of gene arrays: Escherichia coli array provides insight into the biology of the obligate endosymbiont of tsetse flies. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 7546-7551. PMID: 11404467, PMCID: PMC34705, DOI: 10.1073/pnas.131057498.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacterial ProteinsDNA MethylationDNA ReplicationDNA, BacterialDNA, ComplementaryEnterobacteriaceaeEscherichia coliGenome, BacterialMolecular Sequence DataNucleic Acid HybridizationOligonucleotide Array Sequence AnalysisProtein BiosynthesisSymbiosisTranscription, GeneticTsetse FliesConceptsObligate endosymbiontsComplete genome sequence dataGene arrayBiosynthesis of cofactorsE. coli genesGenome sequence dataTsetse fliesFacultative anaerobic organismsObligate symbiontsOrthologous genesWigglesworthia glossinidiaSmall genomesGenome sizeSymbiotic associationGenome informationDNA replicationRelated organismsColi geneSymbiotic lifeSequence dataWigglesworthiaGene productsExpression analysisTransport proteinsExpression profiles
1999
Concordant Evolution of a Symbiont with Its Host Insect Species: Molecular Phylogeny of Genus Glossina and Its Bacteriome-Associated Endosymbiont, Wigglesworthia glossinidia
Chen X, Li S, Aksoy S. Concordant Evolution of a Symbiont with Its Host Insect Species: Molecular Phylogeny of Genus Glossina and Its Bacteriome-Associated Endosymbiont, Wigglesworthia glossinidia. Journal Of Molecular Evolution 1999, 48: 49-58. PMID: 9873076, DOI: 10.1007/pl00006444.Peer-Reviewed Original ResearchConceptsHost insect speciesRDNA sequence analysisInsect speciesGroup speciesSequence analysisSister-group relationshipSpacer 2 (ITS2) regionParasitic African trypanosomesWigglesworthia glossinidiaMolecular phylogenyDifferentiated epithelial cellsGlossina austeniPrimary symbiontSecondary symbiontsSymbiotic associationDistinct lineagesRibosomal DNAGenus WolbachiaSymbiotic organismsTaxonomic placementΓ-subdivisionITS-2Third organismMidgut cellsAfrican trypanosomes