1985
Oral infection of Aedes aegypti with yellow fever virus: geographic variation and genetic considerations.
Tabachnick W, Wallis G, Miller B, Powell J, Lorenz L, Aitken T, Beaty B, Amato G. Oral infection of Aedes aegypti with yellow fever virus: geographic variation and genetic considerations. American Journal Of Tropical Medicine And Hygiene 1985, 34: 1219-24. PMID: 3834804, DOI: 10.4269/ajtmh.1985.34.1219.Peer-Reviewed Original Research
1983
Macrogeographic genetic variation in a human commensal: Aedes aegypti, the yellow fever mosquito
Wallis G, Tabachnick W, Powell J. Macrogeographic genetic variation in a human commensal: Aedes aegypti, the yellow fever mosquito. Genetics Research 1983, 41: 241-258. PMID: 6884770, DOI: 10.1017/s0016672300021315.Peer-Reviewed Original ResearchConceptsGenetic variationGenetic population structureDistinct gene poolsGenetic distance dataAedes aegyptiGenetic distance valuesNew World populationsYellow fever mosquitoEnzyme lociGene poolUPGMA treePopulation structureHuman commensalMajor clustersSouth-eastern U.S.A. aegyptiEast AfricaAegyptiAegypti aegyptiAegypti formosusEpidemiological implicationsDistance valuesDistance dataLociPopulation
1980
Genetics and the Origin of a Vector Population: Aedes aegypti, a Case Study
Powell J, Tabachnick W, Arnold J. Genetics and the Origin of a Vector Population: Aedes aegypti, a Case Study. Science 1980, 208: 1385-1387. PMID: 7375945, DOI: 10.1126/science.7375945.Peer-Reviewed Original ResearchConceptsEnzyme-coding genesMosquito Aedes aegyptiAedes aegyptiPopulation geneticsGenetic differencesVector populationsWorldwide distributionVector-borne diseasesGeneticsAegyptiSubspeciesGeographic regionsGenesPopulationSuch studiesMultivariate discriminant analysisOriginPopulation sampleGeneral applicability
1976
GENETICS OF NATURAL POPULATIONS. XLIII. FURTHER STUDIES ON RATES OF DISPERSAL OF DROSOPHILA PSEUDOOBSCURA AND ITS RELATIVES
Powell J, Dobzhansky T, Hook J, Wistrand H. GENETICS OF NATURAL POPULATIONS. XLIII. FURTHER STUDIES ON RATES OF DISPERSAL OF DROSOPHILA PSEUDOOBSCURA AND ITS RELATIVES. Genetics 1976, 82: 493-506. PMID: 1269906, PMCID: PMC1213470, DOI: 10.1093/genetics/82.3.493.Peer-Reviewed Original ResearchConceptsDrosophila pseudoobscuraRate of dispersalD. persimilisD. mirandaGene flowDispersal capacityNatural populationsD. aztecaDispersal ratesRelease pointPseudoobscuraSpeciesFluorescent dustLocal populationBaitGenetic implicationsDispersalPersimilisGeneticsFliesMirandaAztecaRecapturePopulationPopulation sample
1975
Population Genetics of Mexican Drosophila: I. Chromosomal variation in natural populations of Drosophila pseudoobscura from Central Mexico
DOBZHANSKY T, FELIX R, GUZMÁN J, LEVINE L, OLVERA O, POWELL J, DE LA ROSA M, SALCEDA V. Population Genetics of Mexican Drosophila: I. Chromosomal variation in natural populations of Drosophila pseudoobscura from Central Mexico. Journal Of Heredity 1975, 66: 203-206. PMID: 1165399, DOI: 10.1093/oxfordjournals.jhered.a108613.Peer-Reviewed Original ResearchConceptsDrosophila pseudoobscura populationsCentral MexicoGene arrangementDrosophila pseudoobscuraThird chromosomeEvolutionary historyNatural populationsChromosomal variationPhylogenetic treePopulation geneticsSpecies areaSanta CruzPhyladSpeciesPseudoobscuraDrosophilaChromosomesGeneticsMexicoNorthern partPopulationCruzTrees
1973
APPARENT SELECTION OF ENZYME ALLELES IN LABORATORY POPULATIONS OF DROSOPHILA
Powell J. APPARENT SELECTION OF ENZYME ALLELES IN LABORATORY POPULATIONS OF DROSOPHILA. Genetics 1973, 75: 557-570. PMID: 4775750, PMCID: PMC1213028, DOI: 10.1093/genetics/75.3.557.Peer-Reviewed Original ResearchConceptsLaboratory populationsSignificant gene frequency changeGene frequency changesEsterase-5 locusAllele frequenciesEnzyme lociDrosophila willistoniNatural populationsWild populationsExperimental populationsEquilibrium frequencyThird locusApparent selectionEst-5Rare allelesEst-7LociEnzyme allelesAllelesMajor alleleWillistoniAllozymesDrosophilaChromosomesPopulation
1971
Genetic Polymorphisms in Varied Environments
Powell J. Genetic Polymorphisms in Varied Environments. Science 1971, 174: 1035-1036. PMID: 5120090, DOI: 10.1126/science.174.4013.1035.Peer-Reviewed Original Research
1970
Evidence of Heterosis Associated with an Enzyme Locus in a Natural Population of Drosophila*
Richmond R, Powell J. Evidence of Heterosis Associated with an Enzyme Locus in a Natural Population of Drosophila*. Proceedings Of The National Academy Of Sciences Of The United States Of America 1970, 67: 1264-1267. PMID: 5274455, PMCID: PMC283346, DOI: 10.1073/pnas.67.3.1264.Peer-Reviewed Original ResearchConceptsEnzyme lociNatural populationsWild-collected femalesCase of heterosisStarch gel electrophoresisWild populationsTetrazolium oxidaseDrosophila paulistorumHardy-Weinberg formulaFemale linesLociDrosophilaGel electrophoresisHeterosisSão JoséProgenyPopulationAllelesPolymorphismGenotypesHeterozygotesOxidase