Postglacial climate changes and rise of three ecotypes of harbour porpoises, Phocoena phocoena, in western Palearctic waters.

abstract：:Few chloroplast-based genetic studies have been undertaken for plants of mesic temperate forests in the southern hemisphere and fossil-based models have provided evidence of vegetation history only at the broadest scales in this region. This study investigates the chloroplast DNA phylogeography of Tasmannia lanceolata...

journal_title：Molecular ecology

authors： Worth JR,Jordan GJ,Marthick JR,McKinnon GE,Vaillancourt RE

更新日期：2010-07-01 00:00:00

abstract：:Recombination rate is a heritable trait that varies among individuals. Despite the major impact of recombination rate on patterns of genetic diversity and the efficacy of selection, natural variation in this phenotype remains poorly characterized. We present a comparison of genetic maps, sampling 1212 meioses, from a ...

journal_title：Molecular ecology

authors： Wang RJ,Gray MM,Parmenter MD,Broman KW,Payseur BA

更新日期：2017-01-01 00:00:00

abstract：:Natural hybridization between closely related taxa is frequent in many organismal groups, yet it has long been perceived as a force preventing diversification and speciation, especially so in animals. In recent years, growing evidence in favour of hybridization facilitating adaptive divergence has accumulated (Mallet ...

journal_title：Molecular ecology

authors： Renaut S

更新日期：2011-04-01 00:00:00

abstract：:Mitochondrial DNA sequence data for 295 individuals of the marine bivalve Macoma balthica (L.) were collected from 10 sites across the European distribution, and from Alaska. The data were used to infer population subdivision history and estimate current levels of gene flow. Inferred historical biogeography was expect...

journal_title：Molecular ecology

authors： Luttikhuizen PC,Drent J,Baker AJ

更新日期：2003-08-01 00:00:00

abstract：:High-throughput DNA methods hold great promise for the study of taxonomically intractable mesofauna of the soil. Here, we assess species diversity and community structure in a phylogenetic framework, by sequencing total DNA from bulk specimen samples and assembly of mitochondrial genomes. The combination of mitochondr...

journal_title：Molecular ecology

authors： Andújar C,Arribas P,Ruzicka F,Crampton-Platt A,Timmermans MJ,Vogler AP

更新日期：2015-07-01 00:00:00

abstract：:The fauna of oceanic islands provide exceptional models with which to examine patterns of dispersal, isolation and diversification, from incipient speciation to species level radiations. Here, we investigate recent differentiation and microevolutionary change in Berthelot's pipit (Anthus berthelotii), an endemic bird ...

journal_title：Molecular ecology

authors： Illera JC,Emerson BC,Richardson DS

更新日期：2007-11-01 00:00:00

abstract：:During the co-evolutionary arms race between plants and herbivores, insects evolved systematic adaptive plasticity to minimize the chemical defence effects of their host plants. Previous studies mainly focused on the expressional plasticity of enzymes in detoxification and digestion. However, the expressional response...

journal_title：Molecular ecology

authors： Li X,Shi L,Dai X,Chen Y,Xie H,Feng M,Chen Y,Wang H

更新日期：2018-07-01 00:00:00

abstract：:Sympatric individuals of Rattus fuscipes and Rattus leucopus, two Australian native rats from the tropical wet forests of north Queensland, are difficult to distinguish morphologically and are often confused in the field. When we started a study on fine-scale movements of these species, using microsatellite markers, w...

journal_title：Molecular ecology

authors： Vázquez-Domínguez E,Paetkau D,Tucker N,Hinten G,Moritz C

更新日期：2001-08-01 00:00:00

abstract：:Reproductive skew - the extent to which reproduction is unevenly shared between individuals in a social group - varies greatly between and within animal species. In this study, we investigated how queens share parentage in polygynous (multiple queen) colonies of the Mediterranean ant Pheidole pallidula. We used highly...

journal_title：Molecular ecology

authors： Fournier D,Aron S,Keller L

更新日期：2004-01-01 00:00:00

abstract：:The formal testing of mating system theories with empirical data is important for evaluating the relative importance of different processes in shaping mating systems in wild populations. Here, we present a generally applicable probability modelling framework to test the role of local mate availability in determining a...

journal_title：Molecular ecology

authors： Blyton MD,Banks SC,Peakall R,Lindenmayer DB

更新日期：2012-02-01 00:00:00

abstract：:The population structure of the giant mottled eel, Anguilla marmorata, was investigated with mitochondrial and microsatellite DNA analyses using 449 specimens from 13 localities throughout the species range. Control region F-statistics indicated the North Pacific (Japan, Taiwan, Philippines, Sulawesi), South Pacific (...

journal_title：Molecular ecology

authors： Minegishi Y,Aoyama J,Tsukamoto K

更新日期：2008-07-01 00:00:00

abstract：:Selection on coevolving sperm- and egg-recognition molecules is a potent engine of population divergence leading to reproductive isolation and speciation. The study of receptor-ligand pairs can reveal co-evolution of male- and female-expressed genes or differences between their evolution in response to selective facto...

journal_title：Molecular ecology

authors： Hart MW

更新日期：2013-04-01 00:00:00

abstract：:Current forestry policy promotes the use of local seed for new plantings, on the assumption that local material may be better adapted to local conditions. However, landscape-scale genetic studies which are necessary to underpin conservation and breeding strategies are often lacking. We investigated molecular diversity...

journal_title：Molecular ecology

authors： Sutherland BG,Belaj A,Nier S,Cottrell JE,P Vaughan S,Hubert J,Russell K

更新日期：2010-06-01 00:00:00

abstract：:Many insects possess endosymbiotic bacteria inside their body, wherein intimate interactions occur between the partners. While recent technological advancements have deepened our understanding of metabolic and evolutionary features of the symbiont genomes, molecular mechanisms underpinning the intimate interactions re...

journal_title：Molecular ecology

authors： Kikuchi Y,Fukatsu T

更新日期：2014-03-01 00:00:00

abstract：:Local adaptation, defined as higher fitness of local vs. nonlocal genotypes, is commonly identified in reciprocal transplant experiments. Reciprocally adapted populations display fitness trade-offs across environments, but little is known about the traits and genes underlying fitness trade-offs in reciprocally adapted...

journal_title：Molecular ecology

authors： Oakley CG,Ågren J,Atchison RA,Schemske DW

更新日期：2014-09-01 00:00:00

abstract：:Defence against pathogenic infection can take two forms: resistance and tolerance. Resistance is the ability of the host to limit a pathogen burden, whereas tolerance is the ability to limit the negative consequences of infection at a given level of infection intensity. Evolutionarily, a tolerance strategy that is ind...

journal_title：Molecular ecology

authors： Howick VM,Lazzaro BP

更新日期：2017-03-01 00:00:00

abstract：:We present a study of the genetic diversity and structure of a tropical tree in an insular system. Santalum austrocaledonicum is endemic to the archipelago of New Caledonia and is exploited for oil extraction from heartwood. A total of 431 individuals over 17 populations were analysed for eight polymorphic microsatell...

journal_title：Molecular ecology

authors： Bottin L,Verhaegen D,Tassin J,Olivieri I,Vaillant A,Bouvet JM

更新日期：2005-06-01 00:00:00

abstract：:White clover is polymorphic for cyanogenesis (HCN production after tissue damage), and this herbivore defence polymorphism has served as a classic model for studying adaptive variation. The cyanogenic phenotype requires two interacting biochemical components; the presence/absence of each component is controlled by a s...

journal_title：Molecular ecology

authors： Kooyers NJ,Olsen KM

更新日期：2012-05-01 00:00:00

abstract：:Strong selection within a given population locally reduces genetic variability not only in the selected gene itself but also in neighbouring loci. This so-called hitch-hiking effect is related to the initial linkage disequilibrium between markers and the selected gene, and depends mainly on the number of copies of the...

journal_title：Molecular ecology

authors： Raquin AL,Brabant P,Rhoné B,Balfourier F,Leroy P,Goldringer I

更新日期：2008-02-01 00:00:00

abstract：:Cysteine plays essential biological roles, but excessive amounts produce cellular oxidative stress. Cysteine metabolism is mainly mediated by the enzymes cysteine dioxygenase and γ-glutamylcysteine synthetase, respectively coded by the genes CDO1 and GCLC. Here we test a new hypothesis posing that the synthesis of the...

journal_title：Molecular ecology

authors： Rodríguez-Martínez S,Márquez R,Inácio Â,Galván I

更新日期：2019-03-01 00:00:00

abstract：:A substantial proportion of the primary productivity in grassland ecosystems is allocated belowground, sustaining an abundant and diverse community of microbes and soil invertebrates. These belowground communities drive many important ecosystem functions and are responsive to a variety of environmental changes. Nemato...

journal_title：Molecular ecology

authors： Jones KL,Todd TC,Wall-Beam JL,Coolon JD,Blair JM,Herman MA

更新日期：2006-08-01 00:00:00

abstract：:Past climate change has caused shifts in species distributions and undoubtedly impacted patterns of genetic variation, but the biological processes mediating responses to climate change, and their genetic signatures, are often poorly understood. We test six species-specific biologically informed hypotheses about such ...

journal_title：Molecular ecology

authors： Bemmels JB,Title PO,Ortego J,Knowles LL

更新日期：2016-10-01 00:00:00

abstract：:Because the vast majority of species are well diverged, relatively little is known about the genomic architecture of speciation during the early stages of divergence. Species within recent evolutionary radiations are often minimally diverged from a genomic perspective, and therefore provide rare opportunities to addre...

journal_title：Molecular ecology

authors： Puebla O,Bermingham E,McMillan WO

更新日期：2014-11-01 00:00:00

abstract：:In lichen symbiosis, fungal and algal partners form close associations, often codispersed by vegetative propagules. Due to the particular interdependence, processes such as colonization, dispersal or genetic drift are expected to result in congruent patterns of genetic structure in the symbionts. To study the populati...

journal_title：Molecular ecology

authors： Widmer I,Dal Grande F,Excoffier L,Holderegger R,Keller C,Mikryukov VS,Scheidegger C

更新日期：2012-12-01 00:00:00

abstract：:Landscape features are known to alter the spatial genetic variation of aboveground organisms. Here, we tested the hypothesis that the genetic structure of belowground organisms also responds to landscape structure. Microsatellite markers were used to carry out a landscape genetic study of two endogeic earthworm specie...

journal_title：Molecular ecology

authors： Dupont L,Torres-Leguizamon M,René-Corail P,Mathieu J

更新日期：2017-06-01 00:00:00

abstract：:There is a long-standing debate over whether or not the Pleistocene glaciations promoted speciation. While some models predict that extensive mixing of populations during interglacial expansion would have inhibited divergence, others postulate that divergence among allopatric glacial refuges or founder events during r...

journal_title：Molecular ecology

authors： Knowles LL

更新日期：2001-03-01 00:00:00

abstract：:This study presents genetic evidence that whale sharks, Rhincodon typus, are comprised of at least two populations that rarely mix and is the first to document a population expansion. Relatively high genetic structure is found when comparing sharks from the Gulf of Mexico with sharks from the Indo-Pacific. If mixing o...

journal_title：Molecular ecology

authors： Vignaud TM,Maynard JA,Leblois R,Meekan MG,Vázquez-Juárez R,Ramírez-Macías D,Pierce SJ,Rowat D,Berumen ML,Beeravolu C,Baksay S,Planes S

更新日期：2014-05-01 00:00:00

abstract：:We estimated the rate of extra-pair fertilizations (EPFs) in waved albatrosses (Phoebastria irrorata) on Isla Española, Galápagos, Ecuador, using multilocus minisatellite DNA fingerprinting. Waved albatrosses are socially monogamous, long-lived seabirds whose main population is on Española. Aggressive extra-pair copul...

journal_title：Molecular ecology

authors： Huyvaert KP,Anderson DJ,Jones TC,Duan W,Parker PG

更新日期：2000-09-01 00:00:00

abstract：:Species occupying the same geographic range can exhibit remarkably different population structures across the landscape, ranging from highly diversified to panmictic. Given limitations on collecting population-level data for large numbers of species, ecologists seek to identify proximate organismal traits-such as disp...

journal_title：Molecular ecology

authors： Phillipsen IC,Kirk EH,Bogan MT,Mims MC,Olden JD,Lytle DA

更新日期：2015-01-01 00:00:00

abstract：:The majority of achlorophyllous mycoheterotrophic plant species associate with arbuscular mycorrhizal fungi (AMF). Previous studies have shown that some species are highly specialized towards narrow lineages of AMF and have suggested that only particular lineages of these fungi are targeted by mycoheterotrophic plants...

journal_title：Molecular ecology

authors： Merckx VS,Janssens SB,Hynson NA,Specht CD,Bruns TD,Smets EF

更新日期：2012-03-01 00:00:00