2021
Genomic analyses of new genes and their phenotypic effects reveal rapid evolution of essential functions in Drosophila development
Xia S, VanKuren NW, Chen C, Zhang L, Kemkemer C, Shao Y, Jia H, Lee U, Advani AS, Gschwend A, Vibranovski MD, Chen S, Zhang YE, Long M. Genomic analyses of new genes and their phenotypic effects reveal rapid evolution of essential functions in Drosophila development. PLOS Genetics 2021, 17: e1009654. PMID: 34242211, PMCID: PMC8270118, DOI: 10.1371/journal.pgen.1009654.Peer-Reviewed Original ResearchConceptsNew genesPhenotypic effectsEssential functionsLong evolutionary time scalesDevelopment of DrosophilaEvolutionary time scalesDrosophila developmentDrosophila genusEssential genesGene essentialityRNAi libraryYoung genesGenomic analysisCRISPR knockoutKnockout approachGenetic basisKnockdown experimentsComputational identificationGene effectsGenesDuplicate copiesRapid evolutionDrosophilaKnockdown efficiencyDistant ancestors
2012
Frequent Recent Origination of Brain Genes Shaped the Evolution of Foraging Behavior in Drosophila
Chen S, Spletter M, Ni X, White KP, Luo L, Long M. Frequent Recent Origination of Brain Genes Shaped the Evolution of Foraging Behavior in Drosophila. Cell Reports 2012, 1: 118-132. PMID: 22832161, PMCID: PMC4382513, DOI: 10.1016/j.celrep.2011.12.010.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAgingAmino Acid SequenceAnimalsArthropod AntennaeBrainDrosophila melanogasterDrosophila ProteinsEvolution, MolecularFeeding BehaviorFemaleGene Expression ProfilingGene Expression Regulation, DevelopmentalGenes, InsectMaleMolecular Sequence DataMushroom BodiesNeuronsSelection, GeneticSex CharacteristicsSynaptic TransmissionTranscriptomeConceptsNew genesForaging behaviorMushroom bodiesYoung retrogenesAdaptive evolutionPhenotypic evolutionEvolutionary signaturesYoung genesNatural selectionGenetic basisBrain genesExpression profilingComparative behavioral analysisBrain evolutionGenesOlfactory circuitDrosophilaNew functionsAnimal behaviorNeuronal expressionExpressionRetrogenesNeural circuitsEvolutionRecent evolution