2002
Speciation Within Anopheles gambiae-- the Glass Is Half Full
della Torre A, Costantini C, Besansky N, Caccone A, Petrarca V, Powell J, Coluzzi M. Speciation Within Anopheles gambiae-- the Glass Is Half Full. Science 2002, 298: 115-117. PMID: 12364784, DOI: 10.1126/science.1078170.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAfrica South of the SaharaAllelesAnimalsAnophelesBiological EvolutionChromosome InversionChromosomesDNA, RibosomalEcosystemEnvironmentFeeding BehaviorGenetic VariationGenetics, PopulationGenomeHuman ActivitiesHumansInsect Bites and StingsInsect VectorsMalariaMicrosatellite RepeatsReproductionSequence Analysis, DNA
1997
Selective Introgression of Paracentric Inversions Between Two Sibling Species of the Anopheles gambiae Complex
della Torre A, Merzagora L, Powell J, Coluzzi M. Selective Introgression of Paracentric Inversions Between Two Sibling Species of the Anopheles gambiae Complex. Genetics 1997, 146: 239-244. PMID: 9136013, PMCID: PMC1207938, DOI: 10.1093/genetics/146.1.239.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnophelesChromosome InversionCrosses, GeneticFemaleInfertility, MaleMaleSpecies SpecificityConceptsAnopheles gambiae complexSecond chromosomeChromosomal inversionsGambiae complexSecond chromosome inversionsExcess of heterozygotesSelective introgressionIntrogressive hybridizationSpeciation processChromosome inversionsHybrid populationsX chromosomeA. gambiaeParacentric inversionA. arabiensisChromosomesImportant vectorMajor vectorBehavioral flexibilitySpeciesWorld-wide casesIntrogressionGambiaeComplexes
1993
Conservation and change of the developmentally crucial fushi tarazu gene in Drosophila
Maier D, Sperlich D, Powell J. Conservation and change of the developmentally crucial fushi tarazu gene in Drosophila. Journal Of Molecular Evolution 1993, 36: 315-326. PMID: 8100278, DOI: 10.1007/bf00182179.Peer-Reviewed Original ResearchConceptsFushi tarazu geneMolecular developmental studiesLittle evolutionary conservationDNA sequence 5'Control elementsAntennapedia complexGenus DrosophilaFtz geneEvolutionary conservationMajor subgeneraGene homologsEvolutionary timeImportant DNA sequencesSequence conservationDevelopmental studiesDNA elementsEvolutionary changeDNA regionsDNA sequencesExonic sequencesProper regulationDrosophilaSequence 5GenesImportant sequences
1977
MICROGEOGRAPHIC DIFFERENTIATION OF CHROMOSOMAL AND ENZYME POLYMORPHISMS IN DROSOPHILA PERSIMILIS
Taylor C, Powell J. MICROGEOGRAPHIC DIFFERENTIATION OF CHROMOSOMAL AND ENZYME POLYMORPHISMS IN DROSOPHILA PERSIMILIS. Genetics 1977, 85: 681-695. PMID: 863240, PMCID: PMC1213650, DOI: 10.1093/genetics/85.4.681.Peer-Reviewed Original ResearchConceptsDrosophila persimilisEnzyme polymorphismsTemporal genetic differentiationRandom genetic driftGenetic differentiationNatural populationsGenetic driftChromosome inversionsHabitat preferencesAllozyme frequenciesMicrogeographic differentiationDispersal behaviourSelection coefficientsModel of selectionInversion frequenciesPersimilisDifferentiationHeterogeneous environmentsBehavioral differencesPolymorphismSpeciesGenotypesShort distances