2021
Four times out of Europe: Serial invasions of the winter moth, Operophtera brumata, to North America
Andersen J, Havill N, Caccone A, Elkinton J. Four times out of Europe: Serial invasions of the winter moth, Operophtera brumata, to North America. Molecular Ecology 2021, 30: 3439-3452. PMID: 34033202, DOI: 10.1111/mec.15983.Peer-Reviewed Original ResearchConceptsWinter mothNortheastern United StatesNorth AmericaInvasive winter mothNon-native speciesPopulation genetic dataAmount of diversityInvasion successSerial invasionInvaded regionsWidespread defoliationGenetic bottleneckBayesian assignmentOperophtera brumataMicrosatellite lociApproximate Bayesian computation methodsIndependent introductionsNorthern FennoscandiaCentral EuropeGenetic dataHybridization eventsBritish ColumbiaGeographic originNova ScotiaAmerica
2017
Temporal genetic differentiation in Glossina pallidipes tsetse fly populations in Kenya
Okeyo WA, Saarman NP, Mengual M, Dion K, Bateta R, Mireji PO, Okoth S, Ouma JO, Ouma C, Ochieng J, Murilla G, Aksoy S, Caccone A. Temporal genetic differentiation in Glossina pallidipes tsetse fly populations in Kenya. Parasites & Vectors 2017, 10: 471. PMID: 29017572, PMCID: PMC5635580, DOI: 10.1186/s13071-017-2415-y.Peer-Reviewed Original ResearchConceptsTemporal genetic differentiationGenetic diversityGenetic differentiationGenetic bottleneckGenetic variationNational ParkTemporal genetic variationExtensive control measuresAnimal African trypanosomiasisAllelic richnessPairwise FSTGenetic driftNe estimatesHabitat alterationPopulation geneticsTemporal differentiationMicrosatellite markersRuma National ParkClosest sampling sitesG. pallidipesMajor vectorTsetse fliesVector populationsDifferentiationDiversity
2016
Ancient and modern colonization of North America by hemlock woolly adelgid, Adelges tsugae (Hemiptera: Adelgidae), an invasive insect from East Asia
Havill N, Shiyake S, Lamb Galloway A, Foottit R, Yu G, Paradis A, Elkinton J, Montgomery M, Sano M, Caccone A. Ancient and modern colonization of North America by hemlock woolly adelgid, Adelges tsugae (Hemiptera: Adelgidae), an invasive insect from East Asia. Molecular Ecology 2016, 25: 2065-2080. PMID: 26880353, DOI: 10.1111/mec.13589.Peer-Reviewed Original ResearchConceptsWestern North AmericaEastern North AmericaNorth AmericaAdelges tsugaeHost specializationExtreme genetic bottleneckWorldwide genetic structurePleistocene glacial periodsSouthern JapanMitochondrial COI sequencesGlacial periodSpecies traitsAdelgid invasionApproximate Bayesian computationInvasive insectsHemlock speciesContinental scaleInvasion pathwaysTsuga speciesGenetic bottleneckGenetic structureHost treesEndemic lineagesInvasive pestHemlock trees
2015
Naturally rare versus newly rare: demographic inferences on two timescales inform conservation of Galápagos giant tortoises
Garrick R, Kajdacsi B, Russello M, Benavides E, Hyseni C, Gibbs J, Tapia W, Caccone A. Naturally rare versus newly rare: demographic inferences on two timescales inform conservation of Galápagos giant tortoises. Ecology And Evolution 2015, 5: 676-694. PMID: 25691990, PMCID: PMC4328771, DOI: 10.1002/ece3.1388.Peer-Reviewed Original ResearchGalápagos giant tortoisesDeep timescalesDemographic historyGiant tortoisesLocal effective population sizeLong-term population historyPopulation sizeMitochondrial control regionEffective population sizeAnalysis of genotypicLevel of variationShallow timescalesNuclear intronsRecent bottleneckGenetic bottleneckCensus sizeNeutral markersPhylogenetic informationIsland ageMicrosatellite lociDemographic inferenceGenetic estimatesControl regionPopulation historyConservation perspective
2007
Genetic Impact of a Severe El Niño Event on Galápagos Marine Iguanas (Amblyrhynchus cristatus)
Steinfartz S, Glaberman S, Lanterbecq D, Marquez C, Rassmann K, Caccone A. Genetic Impact of a Severe El Niño Event on Galápagos Marine Iguanas (Amblyrhynchus cristatus). PLOS ONE 2007, 2: e1285. PMID: 18074011, PMCID: PMC2110882, DOI: 10.1371/journal.pone.0001285.Peer-Reviewed Original ResearchConceptsMarine iguana populationsIguana populationsGenetic diversityGenetic impactNeutral genetic diversityMitochondrial DNA diversityEffective population sizeMitochondrial DNA variationGalápagos marine iguanasMicrosatellite allele frequenciesRange of organismsDynamics of ecosystemsMajority of islandsPotential biological consequencesDNA diversityGenetic bottleneckMicrosatellite dataDNA variationMarine iguanasMtDNA variationGenetic compositionSevere El Niño eventBiological consequencesPopulation sizeClimatic disturbances
2006
Molecular assessment of the genetic integrity, distinctiveness and phylogeographic context of the Saltwater crocodile (Crocodylus porosus) on Palau
Russello M, Brazaitis P, Gratten J, Watkins-Colwell G, Caccone A. Molecular assessment of the genetic integrity, distinctiveness and phylogeographic context of the Saltwater crocodile (Crocodylus porosus) on Palau. Conservation Genetics 2006, 8: 777-787. DOI: 10.1007/s10592-006-9225-7.Peer-Reviewed Original ResearchSaltwater crocodilesC. porosusGenetic integrityMitochondrial DNA control region haplotypesDistinct management unitsMicrosatellite genotypic dataSignificant genetic differentiationControl region haplotypesInter-specific hybridizationSevere population declinesCrocodylus speciesSingle ESUPhylogeographic contextGenetic differentiationRepublic of PalauGenetic bottleneckMtDNA resultsWidespread haplotypeGene poolUndocumented speciesRegion haplotypesCrocodilian speciesGenotypic dataPopulation declineSpecial conservation