Genetic structure of harbour porpoise Phocoena phocoena populations in the northwest Atlantic based on mitochondrial and nuclear markers.

abstract：:Understanding genomic signatures of divergent selection underlying long-term adaptation in populations located in heterogeneous environments is a key goal in evolutionary biology. In this study, we investigated neutral, adaptive and deleterious genetic variation using 7,192 SNPs in 31 Lake Trout (Salvelinus namaycush)...

journal_title：Molecular ecology

authors： Perrier C,Ferchaud AL,Sirois P,Thibault I,Bernatchez L

更新日期：2017-11-01 00:00:00

abstract：:Colonization of vacant habitat is a fundamental ecological process that affects the ability of species to persist and undergo range modifications in continually shifting landscapes. Thus, understanding factors that affect and limit colonization has important ecological and conservation implications. Epiphytic orchids ...

journal_title：Molecular ecology

authors： Trapnell DW,Hamrick JL,Ishibashi CD,Kartzinel TR

更新日期：2013-07-01 00:00:00

abstract：:Rust fungi can overcome the effect of host resistance genes rapidly, and spores can disperse long distance by wind. Here we demonstrate a foreign incursion of similar strains of the wheat yellow rust fungus, Puccinia striiformis f. sp. tritici, in North America, Australia and Europe in less than 3 years. One strain de...

journal_title：Molecular ecology

authors： Hovmøller MS,Yahyaoui AH,Milus EA,Justesen AF

更新日期：2008-09-01 00:00:00

abstract：:An increasing number of studies describe moving hybrid zones. This raises the issue of their actual frequency and emphasizes the need for methods that enable the detection of zone movements without historical records. Asymmetric introgression, usually considered as a signature of geographical shift, might be misleadin...

journal_title：Molecular ecology

authors： Secondi J,Faivre B,Bensch S

更新日期：2006-08-01 00:00:00

abstract：:Information on genetic structure can be used to complement direct inferences on social systems and behaviour. We studied the genetic structure of the solitary grey mouse lemur (Microcebus murinus), a small, nocturnal primate endemic to western Madagascar, with the aim of getting further insight on its breeding structu...

journal_title：Molecular ecology

authors： Fredsted T,Pertoldi C,Schierup MH,Kappeler PM

更新日期：2005-07-01 00:00:00

abstract：:Facilitated by the intensification of global trading, the introduction and dispersal of species to areas in which they are historically non-native is nowadays common. From an evolutionary standpoint, invasions are paradoxical: not only non-native environments could be different from native ones for which introduced in...

journal_title：Molecular ecology

authors： Baltazar-Soares M,Blanchet S,Cote J,Tarkan AS,Záhorská E,Gozlan RE,Eizaguirre C

更新日期：2020-01-01 00:00:00

abstract：:Many amphibian species are known to form leks during breeding season, yet it has seldom been tested which evolutionary forces are likely to act on lek formation in this taxon. We tested the kin selection hypothesis for lek formation by using eight variable microsatellite loci to compare the genetic relationship of 203...

journal_title：Molecular ecology

authors： Knopp T,Heimovirta M,Kokko H,Merilä J

更新日期：2008-05-01 00:00:00

abstract：:We investigated the use of PCR primers designed to conserved exons within nuclear DNA to amplify potentially variable regions such as introns or hypervariable exons from a wide range of species. We then explored various approaches to assay population-level variation in these PCR products. Primers designed to amplify r...

journal_title：Molecular ecology

authors： Slade RW,Moritz C,Heideman A,Hale PT

更新日期：1993-12-01 00:00:00

abstract：:Avian wing length is an important trait that covaries with the ecology and migratory behaviour of a species and tends to change rapidly when the conditions are altered. Long-distance migrants typically have longer wings than short-distance migrants and sedentary species, and long-winged species also tend to be more di...

journal_title：Molecular ecology

authors： Schielzeth H,Forstmeier W,Kempenaers B,Ellegren H

更新日期：2012-01-01 00:00:00

abstract：:Sexual selection may facilitate genetic isolation among populations and result in increased rates of diversification. As a mechanism driving diversification, sexual selection has been invoked and upheld in numerous empirical studies across disparate taxa, including birds, plants and spiders. In this study, we investig...

journal_title：Molecular ecology

authors： Chakrabarty P,Davis MP,Smith WL,Baldwin ZH,Sparks JS

更新日期：2011-07-01 00:00:00

abstract：:Gene transcription variation is known to contribute to disease susceptibility and adaptation, but we currently know very little about how contemporary natural selection shapes transcript abundance. Here, we propose a novel analytical framework to quantify the strength and form of ongoing natural selection at the trans...

journal_title：Molecular ecology

authors： Ahmad F,Debes PV,Nousiainen I,Kahar S,Pukk L,Gross R,Ozerov M,Vasemägi A

更新日期：2020-11-20 00:00:00

abstract：:In terrestrial ecosystems, plant species and diverse root-associated fungi form complex networks of host-symbiont associations. Recent studies have revealed that structures of those below-ground plant-fungus networks differ between arbuscular mycorrhizal and ectomycorrhizal symbioses. Nonetheless, we still remain igno...

journal_title：Molecular ecology

authors： Toju H,Tanabe AS,Ishii HS

更新日期：2016-07-01 00:00:00

abstract：:The microbiomes of rhizocompartments (nodule endophytes, root endophytes, rhizosphere and root zone) in soya bean and alfalfa were analysed using high-throughput sequencing to investigate the interactions among legume species, microorganisms and soil types. A clear hierarchical filtration of microbiota by plants was o...

journal_title：Molecular ecology

authors： Xiao X,Chen W,Zong L,Yang J,Jiao S,Lin Y,Wang E,Wei G

更新日期：2017-03-01 00:00:00

abstract：:Population studies have revealed that the fungal ectomycorrhizal morphospecies Tricholoma scalpturatum consists of at least two genetically distinct groups that occur sympatrically in several geographical areas. This discovery prompted us to examine species boundaries and relationships between members formerly assigne...

journal_title：Molecular ecology

authors： Jargeat P,Martos F,Carriconde F,Gryta H,Moreau PA,Gardes M

更新日期：2010-12-01 00:00:00

abstract：:The formation of continental Europe in the Neogene was due to the regression of the Tethys Ocean and of the Paratethys Sea. The dynamic geology of the area and repetitious transitions between marine and freshwater conditions presented opportunities for the colonization of newly emerging hydrological networks and diver...

journal_title：Molecular ecology

authors： Mamos T,Wattier R,Burzyński A,Grabowski M

更新日期：2016-02-01 00:00:00

abstract：:Japanese camellia (Camellia japonica) and its seed predator, the camellia weevil (Curculio camelliae), provide a notable example of a geographic mosaic of coevolution. In the species interaction, the offensive trait of the weevil (rostrum length) and the defensive trait of the plant (pericarp thickness) are involved i...

journal_title：Molecular ecology

authors： Toju H,Sota T

更新日期：2006-11-01 00:00:00

abstract：:Sparse, incomplete and inappropriate historical records of invasive species often hamper invasive species management interventions. Population genetic analyses of invaders might provide a suitable context for the identification of their source populations and possible introduction routes. Here, we describe the populat...

journal_title：Molecular ecology

authors： Rijal DP,Alm T,Jahodová Š,Stenøien HK,Alsos IG

更新日期：2015-11-01 00:00:00

abstract：:Patterns of genetic differentiation in the plains zebra (Equus quagga) were analysed using mitochondrial DNA control region variation and seven microsatellites. The six morphologically defined subspecies of plains zebra lacked the population genetic structure indicative of distinct evolutionary units. Both marker sets...

journal_title：Molecular ecology

authors： Lorenzen ED,Arctander P,Siegismund HR

更新日期：2008-06-01 00:00:00

abstract：:A long-standing issue in marine biology is identifying spatial scales at which populations of sessile adults are connected by planktonic offspring. We examined the genetic continuity of the acorn barnacle Balanus glandula, an abundant member of rocky intertidal communities of the northeastern Pacific Ocean, and compar...

journal_title：Molecular ecology

authors： Sotka EE,Wares JP,Barth JA,Grosberg RK,Palumbi SR

更新日期：2004-08-01 00:00:00

abstract：:We explore population genetic structure in phyllostomid bats (Ardops nichollsi, Brachyphylla cavernarum and Artibeus jamaicensis) from the northern Lesser Antilles by investigating the degree to which island populations are genetically differentiated. Our hypothesis, that the island populations are genetically distinc...

journal_title：Molecular ecology

authors： Carstens BC,Sullivan J,Davalos LM,Larsen PA,Pedersen SC

更新日期：2004-09-01 00:00:00

abstract：:The diversity of symbiotic dinoflagellates (Symbiodinium) in pocilloporid corals originating from various reef habitats surrounding Heron Island, southern Great Barrier Reef, was examined by targeting ribosomal, mitochondrial, and chloroplast genes using six methods that analyse for sequence differences. The ability o...

journal_title：Molecular ecology

authors： Sampayo EM,Dove S,Lajeunesse TC

更新日期：2009-02-01 00:00:00

abstract：:The inevitable has happened: genomic technologies have been added to our noninvasive genetic sampling repertoire. In this issue of Molecular Ecology, Perry et al. (2010) demonstrate how DNA extraction from chimpanzee faeces, followed by a series of steps to enrich for target loci, can be coupled with next-generation s...

journal_title：Molecular ecology

authors： Kohn MH

更新日期：2010-12-01 00:00:00

abstract：:A comparative study between microsatellite and allozyme markers was conducted on natural populations of resident brown trout (Salmo trutta) sampled over a reduced geographical scale and on hatchery strains. The higher level of polymorphism observed at microsatellite loci resulted in higher power of statistical tests f...

journal_title：Molecular ecology

authors： Estoup A,Rousset F,Michalakis Y,Cornuet JM,Adriamanga M,Guyomard R

更新日期：1998-03-01 00:00:00

abstract：:Speciation remains a central enigma in biology, and nowhere is this more apparent than in shallow tropical seas where biodiversity rivals that of tropical rainforests. Obvious barriers to gene flow are few and most marine species have a highly dispersive larval stage, which should greatly decrease opportunities for sp...

journal_title：Molecular ecology

authors： Bird CE,Holland BS,Bowen BW,Toonen RJ

更新日期：2011-05-01 00:00:00

abstract：:Swordtails (Xiphophorus; Poeciliidae) have figured prominently in research on fish mating behaviours, sexual selection, and carcinogenesis, but their population structures and dispersal patterns have been relatively neglected. Using nine microsatellite loci, we estimated genetic differentiation in Xiphophorus helleri ...

journal_title：Molecular ecology

authors： Tatarenkov A,Healey CI,Avise JC

更新日期：2010-01-01 00:00:00

abstract：:Habitat fragmentation is a major force affecting demography and genetic structure of wild populations, especially in agricultural landscapes. The land snail Cepaea nemoralis (L.) was selected to investigate the impact of habitat fragmentation on the spatial genetic structure of an organism with limited dispersal abili...

journal_title：Molecular ecology

authors： Schweiger O,Frenzel M,Durka W

更新日期：2004-12-01 00:00:00

abstract：:Theoretical and empirical studies have shown that species radiations are facilitated when a trait under divergent natural selection is also involved in sexual selection. It is yet unclear how quick and effective radiations are where assortative mating is unrelated to the ecological environment and primarily results fr...

journal_title：Molecular ecology

authors： Nolen ZJ,Yildirim B,Irisarri I,Liu S,Groot Crego C,Amby DB,Mayer F,Gilbert MTP,Pereira RJ

更新日期：2020-12-01 00:00:00

abstract：:In this issue of Molecular Ecology, Morick et al. (2011) present an interesting study of acquisition and transmission of Bartonella by Xenopsylla ramesis fleas (Fig. 1) which infest naturally wild desert rodents from the Negev desert. A major issue with vector-borne diseases and vector-borne infection is to know wheth...

journal_title：Molecular ecology

authors： Chomel BB

更新日期：2011-07-01 00:00:00

abstract：:Inbreeding is common in small and threatened populations and often has a negative effect on individual fitness and genetic diversity. Thus, inbreeding can be an important factor affecting the persistence of small populations. In this study, we investigated the effects of inbreeding on fitness in a small, wild populati...

journal_title：Molecular ecology

authors： Billing AM,Lee AM,Skjelseth S,Borg AA,Hale MC,Slate J,Pärn H,Ringsby TH,Saether BE,Jensen H

更新日期：2012-03-01 00:00:00

abstract：:Aphis gossypii is an aphid species that is found throughout the world and is extremely polyphagous. It is considered a major pest of cotton and cucurbit species. In Europe, A. gossypii is assumed to reproduce exclusively by apomictic parthenogenesis. The present study investigates the genetic diversity of A. gossypii ...

journal_title：Molecular ecology

authors： Fuller SJ,Chavigny P,Lapchin L,Vanlerberghe-Masutti F

更新日期：1999-11-01 00:00:00