2003
Analysis of a Shift in Codon Usage in Drosophila
Powell JR, Sezzi E, Moriyama EN, Gleason JM, Caccone A. Analysis of a Shift in Codon Usage in Drosophila. Journal Of Molecular Evolution 2003, 57: s214-s225. PMID: 15008418, DOI: 10.1007/s00239-003-0030-3.Peer-Reviewed Original ResearchConceptsCodon usageD. melanogasterMutation biasSaltans species groupAmino acidsFour-fold degenerate sitesRelaxed selectionD. willistoniExtant speciesDrosophila willistoniSpecies groupsPosttranscriptional modificationsWobble positionDegenerate sitesFrozen accidentWillistoniLineagesRelative abundanceMelanogasterSpeciesTRNAGenesC compositionFurther insightDrosophila
1996
Inversion Monophyly in African Anopheline Malaria Vectors
García B, Caccone A, Mathiopoulos K, Powell J. Inversion Monophyly in African Anopheline Malaria Vectors. Genetics 1996, 143: 1313-1320. PMID: 8807303, PMCID: PMC1207400, DOI: 10.1093/genetics/143.3.1313.Peer-Reviewed Original ResearchConceptsA. gambiaeA. arabiensisX chromosome inversionAnopheles gambiae complexSpecies-specific regionsDNA phylogenyPolytene chromosomesPhylogenetic relationshipsSister taxaPhylogenetic inferenceA. merusDNA dataIntrogressionX inversionGambiae complexParacentric inversionGambiaeMalaria vectorsSpeciesSelective eliminationXAGArabiensisAnopheline malaria vectorsDrosophilaMonophyly
1993
Rates of DNA evolution in Drosophila depend on function and developmental stage of expression.
Powell J, Caccone A, Gleason J, Nigro L. Rates of DNA evolution in Drosophila depend on function and developmental stage of expression. Genetics 1993, 133: 291-298. PMID: 8094697, PMCID: PMC1205319, DOI: 10.1093/genetics/133.2.291.Peer-Reviewed Original ResearchConceptsComplementary DNADNA-DNA hybridization experimentsTotal single-copy DNALineage-specific shiftsSingle-copy genomeDivergence of genesSpecies of DrosophilaDevelopmental stagesDNA sequence divergenceGreater evolutionary distanceSingle-copy DNADifferent developmental stagesDNA evolutionEvolutionary distanceCodon usageCDNA sequenceSequence dataHybridization experimentsDegree of relatednessDrosophilaEmbryonic stagesSilent substitutionsGenesSpeciesDNA
1992
Complementary DNA-DNA hybridization in Drosophila
Caccone A, Gleason J, Powell J. Complementary DNA-DNA hybridization in Drosophila. Journal Of Molecular Evolution 1992, 34: 130-140. PMID: 1372940, DOI: 10.1007/bf00182390.Peer-Reviewed Original ResearchConceptsDNA-DNA hybridization experimentsSpecies of DrosophilaMost major lineagesDNA-DNA hybridizationSubgenus DrosophilaMelanogaster subgroupSubgenus SophophoraHawaiian DrosophilaObscura groupMonophyletic lineageExtant islandsWillistoni groupMajor lineagesAdult mRNADrosophilaPhylogenetic conclusionsHybridization experimentsLineagesComplementary DNAAmino acidsSophophoraMost groupsPhylogenyGenomeSubgenera
1989
Intraspecific and interspecific genetic variation in Drosophila
Powell J, Caccone A. Intraspecific and interspecific genetic variation in Drosophila. Genome 1989, 31: 233-238. PMID: 2591736, DOI: 10.1139/g89-040.Peer-Reviewed Original ResearchConceptsSingle-copy DNA divergenceDNA-DNA hybridizationDNA divergenceInterspecific genetic variationSpecies of DrosophilaSingle-copy DNANucleotide heterozygosityRate of divergenceChromosomal differentiationAccurate phylogeniesPhylogenetic relationshipsPhylogenetic affinitiesInterspecific hybridsGenetic variationInterspecific studiesTrue phylogenyGenetic variabilityDrosophilaEvolutionary testsPhylogenyDivergenceDNAHybridizationHigh information contentIntrons
1987
Intraspecific DNA divergence in Drosophila: a study on parthenogenetic D. mercatorum.
Caccone A, Amato G, Powell J. Intraspecific DNA divergence in Drosophila: a study on parthenogenetic D. mercatorum. Molecular Biology And Evolution 1987, 4: 343-350. PMID: 3447012, DOI: 10.1093/oxfordjournals.molbev.a040451.Peer-Reviewed Original ResearchConceptsDNA-DNA hybridizationIntraspecific genetic variationInsertion/deletion differencesIntraspecific DNA variationSpecies of invertebratesFurther genetic differencesDNA divergenceDNA diversityDNA variationD. mercatorumIndependent genomesIntraspecific variationDrosophila mercatorumGenetic variationDNA differencesParthenogenetic strainsBase pair mismatchesGenetic differencesInvertebratesGenomeSpeciesHybridizationDrosophilaStrainsDiversity
1986
Rates of nucleotide substitution in Drosophila mitochondrial DNA and nuclear DNA are similar.
Powell J, Caccone A, Amato G, Yoon C. Rates of nucleotide substitution in Drosophila mitochondrial DNA and nuclear DNA are similar. Proceedings Of The National Academy Of Sciences Of The United States Of America 1986, 83: 9090-9093. PMID: 3097641, PMCID: PMC387080, DOI: 10.1073/pnas.83.23.9090.Peer-Reviewed Original ResearchConceptsNuclear DNANucleotide substitutionsSingle-copy nuclear DNADrosophila mitochondrial DNADNA sequence dataMajority of DNADrosophila yakubaDrosophila melanogasterMitochondrial DNASequence dataBase pair mismatchesDNA hybridsDNAMitochondriaDNA hybridizationYakubaEukaryotesDrosophilaMelanogasterMtDNAsInvertebratesVertebratesChloroplastsMtDNAOrganelles