2022
Transcriptional Divergence Underpinning Sexual Development in the Fungal Class Sordariomycetes
Kim W, Wang Z, Kim H, Pham K, Tu Y, Townsend JP, Trail F. Transcriptional Divergence Underpinning Sexual Development in the Fungal Class Sordariomycetes. MBio 2022, 13: e01100-22. PMID: 35638737, PMCID: PMC9239162, DOI: 10.1128/mbio.01100-22.Peer-Reviewed Original ResearchConceptsSingle-copy orthologous genesFungal class SordariomycetesTranscriptional divergenceOrthologous genesHypothetical proteinsNovel genesPerithecial developmentTranscriptional activationClass SordariomycetesGene expressionRich genomic resourceGene expression divergenceMulticellular fruiting bodiesBody developmentSuccessful sexual reproductionKey developmental genesSpecies-specific functionsFunctional protein domainsKnockout of genesRecent common ancestorGene expression levelsOrthologous counterpartsSordariomycetes speciesDevelopmental transcriptomeExpression divergence
2015
Gene Expression Evolves under a House-of-Cards Model of Stabilizing Selection
Hodgins-Davis A, Rice DP, Townsend JP. Gene Expression Evolves under a House-of-Cards Model of Stabilizing Selection. Molecular Biology And Evolution 2015, 32: 2130-2140. PMID: 25901014, PMCID: PMC4592357, DOI: 10.1093/molbev/msv094.Peer-Reviewed Original ResearchConceptsGene expression evolvesGene expressionPhenotypic evolutionGenetic architectureExpression evolvesEvolutionary quantitative genetic modelsMutation accumulation linesNatural genetic variationStrength of selectionGenomic mutation rateQuantitative genetic modelGenomic data setsGene expression levelsEffects of selectionEvolutionary timeRegulatory evolutionStabilizing selectionAccumulation linesGene regulationMost genesNatural selectionGenetic variationMutational effectsFruit flyPhenotype space
2014
Gene Expression Differences among Three Neurospora Species Reveal Genes Required for Sexual Reproduction in Neurospora crassa
Lehr NA, Wang Z, Li N, Hewitt DA, López-Giráldez F, Trail F, Townsend JP. Gene Expression Differences among Three Neurospora Species Reveal Genes Required for Sexual Reproduction in Neurospora crassa. PLOS ONE 2014, 9: e110398. PMID: 25329823, PMCID: PMC4203796, DOI: 10.1371/journal.pone.0110398.Peer-Reviewed Original ResearchConceptsNeurospora crassaSexual reproductionN. crassaGenetic basisThree-dimensional fruiting bodiesSexual spore productionN. crassa geneBody developmentDiverse life historiesGenome-wide transcriptomicsSexual developmentStudy of meiosisGene expression differencesList of genesGene expression levelsMeiotic machineryMeiosis genesOrthologous genesSporulation genesNeurospora speciesGlomerella graminicolaEvolutionary timeAnimal taxaPerithecium formationLife history
2013
Sex-linked transcriptional divergence in the hermaphrodite fungus Neurospora tetrasperma
Samils N, Gioti A, Karlsson M, Sun Y, Kasuga T, Bastiaans E, Wang Z, Li N, Townsend JP, Johannesson H. Sex-linked transcriptional divergence in the hermaphrodite fungus Neurospora tetrasperma. Proceedings Of The Royal Society B 2013, 280: 20130862. PMID: 23782882, PMCID: PMC3712418, DOI: 10.1098/rspb.2013.0862.Peer-Reviewed Original ResearchConceptsMating typesFilamentous ascomycete Neurospora tetraspermaNeurospora tetraspermaMating-type locusGene expression levelsExpression divergenceTranscriptional divergencePhenotypic divergenceFungal AnaloguesRecombinational suppressionMat ASequence divergenceN. tetraspermaMale developmentDivergent regionsFemale developmentMolecular phenotypesGenesSexual dimorphismMale tissuesExpression levelsDivergencePhenotypeAgar mediumGenome
2005
Long-oligomer microarray profiling in Neurospora crassa reveals the transcriptional program underlying biochemical and physiological events of conidial germination
Kasuga T, Townsend JP, Tian C, Gilbert LB, Mannhaupt G, Taylor JW, Glass NL. Long-oligomer microarray profiling in Neurospora crassa reveals the transcriptional program underlying biochemical and physiological events of conidial germination. Nucleic Acids Research 2005, 33: 6469-6485. PMID: 16287898, PMCID: PMC1283539, DOI: 10.1093/nar/gki953.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBayes TheoremBlotting, NorthernCluster AnalysisDatabases, Nucleic AcidDictyosteliumExpressed Sequence TagsGene Expression ProfilingGenes, FungalNeurospora crassaOligonucleotide Array Sequence AnalysisOligonucleotide ProbesPromoter Regions, GeneticReproducibility of ResultsRNA, MessengerSpores, FungalTranscription, GeneticUstilagoConceptsConidial germinationGene expression levelsNeurospora crassaGene expressionPhytopathogenic fungus Ustilago maydisSocial amoeba Dictyostelium discoideumFilamentous ascomycete speciesPutative regulatory componentFungus Ustilago maydisAmoeba Dictyostelium discoideumExpression levelsAscomycete speciesRibosomal biogenesisRelative gene expression levelsNovel genesTranscriptional programsUstilago maydisTranscriptional profilingDictyostelium discoideumFunctional predictionTranscriptional mechanismsRegulatory componentsFilamentous fungiExpression profilesMicroarray profiling
2003
Population Genetic Variation in Genome-Wide Gene Expression
Townsend JP, Cavalieri D, Hartl DL. Population Genetic Variation in Genome-Wide Gene Expression. Molecular Biology And Evolution 2003, 20: 955-963. PMID: 12716989, DOI: 10.1093/molbev/msg106.Peer-Reviewed Original ResearchConceptsGene expression levelsGene expressionNatural populationsGenetic variationNatural isolatesExpression levelsGenome-wide gene expressionPopulation genetic variationGenome-wide scaleComparative gene expressionDifferential gene expressionDNA microarray technologyAmino acid metabolismWine yeast SaccharomycesSulfur assimilationEvolutionary biologistsGenomic scaleYeast SaccharomycesNatural selectionS. cerevisiaeProtein degradationSuch traitsDifferential reproductionMicroarray technologyOrganic evolution
2002
Bayesian analysis of gene expression levels: statistical quantification of relative mRNA level across multiple strains or treatments
Townsend JP, Hartl DL. Bayesian analysis of gene expression levels: statistical quantification of relative mRNA level across multiple strains or treatments. Genome Biology 2002, 3: research0071.1. PMID: 12537560, PMCID: PMC151173, DOI: 10.1186/gb-2002-3-12-research0071.Peer-Reviewed Original ResearchMeSH KeywordsBayes TheoremDNA-Binding ProteinsEthanolGene DeletionGene Expression ProfilingGene Expression Regulation, FungalGenotypeModels, GeneticNuclear ProteinsOligonucleotide Array Sequence AnalysisRNA, FungalRNA, MessengerSaccharomyces cerevisiae ProteinsSpecies SpecificityTranscription FactorsZincConceptsGene of interestExpression levelsGene expression levelsTwofold thresholdGene basisTranscriptional responseMicroarray comparisonsMinimal mediumExpression differencesBiological insightsMicroarray analysisEthanol shockMicroarray dataRelative mRNA levelsGenesMRNA levelsMultiple strainsBayesian analysisDevelopmental state