2024
Microbe Profile: Bacteriophage ϕ6: a model for segmented RNA viruses and the evolutionary consequences of viral ‘sex’
Turner P, Chao L. Microbe Profile: Bacteriophage ϕ6: a model for segmented RNA viruses and the evolutionary consequences of viral ‘sex’. Microbiology 2024, 170: 001467. PMID: 39046321, PMCID: PMC11316545, DOI: 10.1099/mic.0.001467.Peer-Reviewed Original ResearchMeSH KeywordsBacteriophage phi 6Evolution, MolecularHost-Pathogen InteractionsMutationRNA VirusesVirus ReplicationConceptsEukaryotic virusesHost-pathogen interactionsEvolution of sexDsRNA virusesEvolutionary consequencesSegment reassortmentBacterial virusesRNA virusesRate of adaptationMutation ratePhenotypic complexityMutation loadLipid envelopeBacteriophageReassortmentRNAMutationsVirusMolecular modelingDsRNAExperimental systemGeneticsTraitsHostReplicationExperimental Evolution Studies in Φ6 Cystovirus
Singhal S, Balitactac A, Nayagam A, Bahrami P, Nayeem S, Turner P. Experimental Evolution Studies in Φ6 Cystovirus. Viruses 2024, 16: 977. PMID: 38932268, PMCID: PMC11209170, DOI: 10.3390/v16060977.Peer-Reviewed Original ResearchMeSH KeywordsBacteriophage phi 6Biological EvolutionCystoviridaeDirected Molecular EvolutionEvolution, MolecularGenome, ViralHost SpecificityHumansMutationConceptsExperimental evolution studiesFitness effects of spontaneous mutationsSpontaneous mutationsEffects of spontaneous mutationsEvolution of RNA virusesEvolution studiesEvolution of host rangeFast generation timesResponse to selectionMultiple phagesNon-pathogenic modelRNA genomeConsequence of evolutionOuter membraneHost rangeRNA virusesNovel traitsMutation rateHost cellsFitness effectsPopulation sizeMutationsCystovirusesBacteriophageGeneration time
2011
High-throughput analysis of growth differences among phage strains
Turner PE, Draghi JA, Wilpiszeski R. High-throughput analysis of growth differences among phage strains. Journal Of Microbiological Methods 2011, 88: 117-121. PMID: 22101310, DOI: 10.1016/j.mimet.2011.10.020.Peer-Reviewed Original ResearchMeSH KeywordsBacteriophage phi 6Computer SimulationHigh-Throughput Screening AssaysPseudomonas syringaeSpectrophotometryConceptsFitness differencesHigh-throughput analysisGrowth differencesPhage strainsAbsolute fitnessHigh-throughput methodBacterial hostsPhage growthGenotype rankingsPhi 6Phage phi 6Bacterial strainsThroughput methodViral growthVirus strainsBacterial growth curveHostBacteriophage strainsStrainsGrowthVitro methodGrowth curvesTraitsPhagesThroughput analysis
2009
Predicting Virus Evolution: The Relationship between Genetic Robustness and Evolvability of Thermotolerance
Ogbunugafor CB, McBride RC, Turner PE. Predicting Virus Evolution: The Relationship between Genetic Robustness and Evolvability of Thermotolerance. Cold Spring Harbor Symposia On Quantitative Biology 2009, 74: 109-118. PMID: 19843592, DOI: 10.1101/sqb.2009.74.023.Peer-Reviewed Original ResearchConceptsGenetic robustnessVirus evolvabilityMutational inputExtant populationsEvolutionary biologistsEvolutionary eventsExperimental evolutionEvolutionary biologyVirus adaptabilityPhylogenetic methodsAdaptive thermotoleranceVirus evolutionEvolutionary processesHost populationsEvolvabilityPredictive scienceThermotoleranceNew environmentHistorical patternsMicrobesEvolutionBiologistsOrganismsBiologyCanalization
2008
Robustness promotes evolvability of thermotolerance in an RNA virus
McBride RC, Ogbunugafor CB, Turner PE. Robustness promotes evolvability of thermotolerance in an RNA virus. BMC Ecology And Evolution 2008, 8: 231. PMID: 18694497, PMCID: PMC2518931, DOI: 10.1186/1471-2148-8-231.Peer-Reviewed Original ResearchConceptsGenetic robustnessEfficacy of selectionNew habitatsEvolutionary biologyVirus adaptabilityLaboratory populationsMutational changesNew nichesEvolvabilityRNA virusesFace of perturbationsGreater toleranceThermotoleranceRobust clonesNovel environmentClonesBiological systemsBalance of robustnessFuture adaptationUnderlying mechanismHabitatsNicheBiologyGreater resistancePopulation
2006
Viral ecology and the maintenance of novel host use.
Dennehy JJ, Friedenberg NA, Holt RD, Turner PE. Viral ecology and the maintenance of novel host use. The American Naturalist 2006, 167: 429-39. PMID: 16673350, DOI: 10.1086/499381.Peer-Reviewed Original ResearchConceptsNovel hostHost useNative hostNovel host useNew host speciesHost population growthPhage growth rateGenetic adaptationViral ecologyHost speciesSerial passage experimentsPopulation dynamicsHost bacteriaRNA phagesVirus extinctionHost transmissionViral populationsVirus populationsHostPassage experimentsSpeciesGrowth ratePopulation growthAdaptationEcologyPleiotropic Costs of Niche Expansion in the RNA Bacteriophage Φ6
Duffy S, Turner PE, Burch CL. Pleiotropic Costs of Niche Expansion in the RNA Bacteriophage Φ6. Genetics 2006, 172: 751-757. PMID: 16299384, PMCID: PMC1456241, DOI: 10.1534/genetics.105.051136.Peer-Reviewed Original ResearchConceptsNiche expansionAntagonistic pleiotropyCosts of generalismVaried ecological conditionsRNA virus phi6Standard laboratory hostRNA bacteriophage φ6Host range mutantsPleiotropic costsHost shiftsPseudomonas hostsFitness costsGenetic basisGenetic dataHost attachmentHost rangeExperimental model systemAdaptive mutationsHost typeNonsynonymous mutationsEcological conditionsOriginal hostRNA virusesBacteriophage Φ6Generalism
2005
Evolution of Mutational Robustness in an RNA Virus
Montville R, Froissart R, Remold SK, Tenaillon O, Turner PE. Evolution of Mutational Robustness in an RNA Virus. PLOS Biology 2005, 3: e381. PMID: 16248678, PMCID: PMC1275523, DOI: 10.1371/journal.pbio.0030381.Peer-Reviewed Original ResearchConceptsMutational robustnessRNA virusesAccurate genome replicationEvolution of robustnessUnderstanding of evolutionAdaptive evolutionGenetic robustnessPopulation bottleneckingPhenotypic constancyMutation accumulationNatural selectionGenetic variationMutational effectsGenome replicationHigh mutation frequencyMutational changesRandom mutationsMutation rateHost cellsBiological populationsFitness changesMutation frequencyGenomeComplementationVirus
2004
Reduced fecundity is the cost of cheating in RNA virus 6
Dennehy J, Turner P. Reduced fecundity is the cost of cheating in RNA virus 6. Proceedings Of The Royal Society B 2004, 271: 2275-2282. PMID: 15539353, PMCID: PMC1691856, DOI: 10.1098/rspb.2004.2833.Peer-Reviewed Original ResearchConceptsHost fitnessTiming of reproductionRNA bacteriophage phi6Costs of cheatingLytic growth cycleSmall burst sizeDispersal stageInterference competitionLifetime fecundityIntracellular resourcesLife historyHigher fitnessEvolved virusesReduced fecunditySolo infectionsBacteriophage phi6FecundityLytic infectionGrowth cycleAncestorBurst sizeFitnessLatent periodCheatersMultiple viruses
1999
Prisoner's dilemma in an RNA virus
Turner P, Chao L. Prisoner's dilemma in an RNA virus. Nature 1999, 398: 441-443. PMID: 10201376, DOI: 10.1038/18913.Peer-Reviewed Original ResearchMeSH KeywordsBacteriophage phi 6Biological EvolutionGame TheoryModels, BiologicalMutationVirus ReplicationHybrid Frequencies Confirm Limit to Coinfection in the RNA Bacteriophage φ6
Turner P, Burch C, Hanley K, Chao L. Hybrid Frequencies Confirm Limit to Coinfection in the RNA Bacteriophage φ6. Journal Of Virology 1999, 73: 2420-2424. PMID: 9971826, PMCID: PMC104488, DOI: 10.1128/jvi.73.3.2420-2424.1999.Peer-Reviewed Original Research
1998
Sex and the Evolution of Intrahost Competition in RNA Virus φ6
Turner P, Chao L. Sex and the Evolution of Intrahost Competition in RNA Virus φ6. Genetics 1998, 150: 523-532. PMID: 9755186, PMCID: PMC1460345, DOI: 10.1093/genetics/150.2.523.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalBacteriophage phi 6Biological EvolutionPseudomonasReproductionSexConceptsIntrahost competitionLarge sexual populationsLarge asexual populationsRNA virus phi6Absence of sexSame host cellRate of adaptationSexual populationsGenetic conflictSexual reproductionAsexual populationsMore rapid adaptationBeneficial mutationsSame genomeSeparate lineagesExperimental populationsBacterial hostsMultiple bacteriophagesAbility of virusesHost cellsRNA virusesRapid adaptationPseudomonas phaseolicolaPhi6Host