2009
Short-Term Signatures of Evolutionary Change in the Salmonella enterica Serovar Typhimurium 14028 Genome
Jarvik T, Smillie C, Groisman EA, Ochman H. Short-Term Signatures of Evolutionary Change in the Salmonella enterica Serovar Typhimurium 14028 Genome. Journal Of Bacteriology 2009, 192: 560-567. PMID: 19897643, PMCID: PMC2805332, DOI: 10.1128/jb.01233-09.Peer-Reviewed Original ResearchConceptsComplete genomic sequenceGenomic sequencesSalmonella enterica serovar TyphimuriumTyphoid-like diseaseEnterica serovar TyphimuriumEvolutionary changeSequence evolutionGram-negative pathogensS. typhimuriumSerovar TyphimuriumComplete inventoryGenetic alterationsAvirulent strainsS. entericaPathogenic organismsSequenceLaboratory passageS. typhimurium strainTyphimuriumGenomeStrainsTyphimurium strainsLT2 strainOrganismsProgenitors
2000
Lateral gene transfer and the nature of bacterial innovation
Ochman H, Lawrence J, Groisman E. Lateral gene transfer and the nature of bacterial innovation. Nature 2000, 405: 299-304. PMID: 10830951, DOI: 10.1038/35012500.Peer-Reviewed Original ResearchConceptsLateral gene transferGene transferHorizontal gene transferBacterial innovationDynamic genomeGenetic diversityAcquisition of sequencesGenetic informationLateral transferBacterial speciesPathogenic characterEukaryotesGenomeChromosomesOrganismsSpeciesDNADiversityBacteriaSequenceSubstantial amount
1999
Molecular Characterization of the PmrA Regulon*
Wösten M, Groisman E. Molecular Characterization of the PmrA Regulon*. Journal Of Biological Chemistry 1999, 274: 27185-27190. PMID: 10480935, DOI: 10.1074/jbc.274.38.27185.Peer-Reviewed Original Research
1998
Seeking the genetic basis of phenotypic differences among bacterial species
Ochman H, Groisman E. Seeking the genetic basis of phenotypic differences among bacterial species. 1998, 221-235. DOI: 10.1007/978-3-0348-8948-3_12.Peer-Reviewed Original ResearchEnteric bacteria Escherichia coliBacterial speciesSpecies-specific genesSpecies-specific charactersGene complementSole carbon sourceDNA regionsPhenotypic charactersGenetic basisAllelic variationBacteria Escherichia coliPhenotypic differencesEscherichia coliSpeciesSalmonella entericaCarbon sourceGenesMicrobesCertain compoundsColiObserved differencesPhysiologySequenceEntericaCharacter
1995
The evolution off invasion by enteric bacteria
Ochman H, Groisman EA. The evolution off invasion by enteric bacteria. Canadian Journal Of Microbiology 1995, 41: 555-561. PMID: 7641138, DOI: 10.1139/m95-074.Peer-Reviewed Original ResearchConceptsPhylogenetic distributionGenomic locationPlant pathogensDivergent pathogensSecretory pathwayVirulence proteinsGene complexHost rangeHost cellsSimilar machineryEnteric bacteriaPathogensProteinDisease pathologyEnteric pathogensMachineryBacteriaPathwayShigella sppSppAnalogous structuresSequenceInvasionCellsComplexes
1993
Molecular, functional, and evolutionary analysis of sequences specific to Salmonella.
Groisman EA, Sturmoski MA, Solomon FR, Lin R, Ochman H. Molecular, functional, and evolutionary analysis of sequences specific to Salmonella. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 1033-1037. PMID: 8430070, PMCID: PMC45805, DOI: 10.1073/pnas.90.3.1033.Peer-Reviewed Original ResearchConceptsAtypical base compositionIndependent evolutionary eventsPhenotypic characteristicsOpen reading frameLac gene fusionsWild-type parentLysR familyEvolutionary eventsDeletion strainEvolutionary analysisTranscriptional regulatorsReading frameSalmonella genomeNucleotide sequenceBase compositionHorizontal transferDNA fragmentsGene fusionsBacterial speciesEnteric bacteriaStructural similaritySpeciesVirulenceSequenceUnprecedented array
1989
Salmonella typhimurium phoP virulence gene is a transcriptional regulator.
Groisman EA, Chiao E, Lipps CJ, Heffron F. Salmonella typhimurium phoP virulence gene is a transcriptional regulator. Proceedings Of The National Academy Of Sciences Of The United States Of America 1989, 86: 7077-7081. PMID: 2674945, PMCID: PMC297997, DOI: 10.1073/pnas.86.18.7077.Peer-Reviewed Original ResearchConceptsExpression of lociAmino acid sequenceDifferent environmental stimuliFacultative intracellular pathogenGram-negative speciesTranscriptional regulatorsYeast SaccharomycesExtensive homologyDNA sequencesGene productsAcid sequenceHost phagocytic cellsPhosphate availabilityEnvironmental stimuliIntracellular pathogensPhoP genePhoP mutationVirulence genesPhoPGenesLociSequenceSalmonella typhimuriumPhagocytic cellsPhoB