Concordant genetic breaks, identified by combining clustering and tessellation methods, in two co-distributed alpine plant species.

abstract：:Invasive species' success may depend strongly on the genetic resources they maintain through the invasion process. We ask how many introductions have occurred in the North American weed Centaurea stoebe micranthos (Asteraceae), and explore whether genetic diversity and population structure have changed as a result of ...

journal_title：Molecular ecology

authors： Marrs RA,Sforza R,Hufbauer RA

更新日期：2008-10-01 00:00:00

abstract：:Dispersal is a key factor in invasion and in the persistence and evolution of species. Despite the importance of estimates of dispersal distance, dispersal measurement remains a real methodological challenge. In this study, we characterized dispersal by exploiting a specific case of biological invasion, in which multi...

journal_title：Molecular ecology

authors： Bermond G,Blin A,Vercken E,Ravigné V,Rieux A,Mallez S,Morel-Journel T,Guillemaud T

更新日期：2013-11-01 00:00:00

abstract：:Root-associated fungi, particularly ectomycorrhizal fungi (EMF), are critical symbionts of all boreal tree species. Although climatically driven increases in wildfire frequency and extent have been hypothesized to increase vegetation transitions from tundra to boreal forest, fire reduces mycorrhizal inoculum. Therefor...

journal_title：Molecular ecology

authors： Hewitt RE,Chapin FS 3rd,Hollingsworth TN,Taylor DL

更新日期：2017-07-01 00:00:00

abstract：:Spatial discordance between primary and effective dispersal in plant populations indicates that postdispersal processes erase the seed rain signal in recruitment patterns. Five different models were used to test the spatial concordance of the primary and effective dispersal patterns in a European beech (Fagus sylvatic...

journal_title：Molecular ecology

authors： Millerón M,López de Heredia U,Lorenzo Z,Alonso J,Dounavi A,Gil L,Nanos N

更新日期：2013-03-01 00:00:00

abstract：:Both historical and contemporary processes influence the genetic structure of species, but the relative roles of such processes are still difficult to access. Population genetic studies of species with recent evolutionary histories such as the New Zealand endemic scallop Pecten novaezelandiae (<1 Ma) permit testing of...

journal_title：Molecular ecology

authors： Silva CN,Gardner JP

更新日期：2015-11-01 00:00:00

abstract：:Two morphologically distinct forms of an undescribed madtom catfish (Noturus sp.) occur in the rivers and lakes of southeastern USA. 'Lake' broadtail madtoms are endemic to Lake Waccamaw and are probably related to nearby 'river' broadtail populations. To investigate phylogenetic relationships, we surveyed mitochondri...

journal_title：Molecular ecology

authors： Bennetts RQ,Grady JM,Rohde FC,Quattro JM

更新日期：1999-10-01 00:00:00

abstract：:Gene flow is a fundamental evolutionary force in adaptation that is especially important to understand as humans are rapidly changing both the natural environment and natural levels of gene flow. Theory proposes a multifaceted role for gene flow in adaptation, but it focuses mainly on the disruptive effect that gene f...

journal_title：Molecular ecology

authors： Tigano A,Friesen VL

更新日期：2016-05-01 00:00:00

abstract：:Although most vertebrates reproduce sexually, a small number of fishes, amphibians and reptiles are known in which reproduction is asexual, i.e. without meiotic recombination. In fishes, these so-called unisexual lineages usually comprise only females and utilize co-occurring males of a related sexual species to repro...

journal_title：Molecular ecology

authors： Schmidt DJ,Bond NR,Adams M,Hughes JM

更新日期：2011-08-01 00:00:00

abstract：:Determining how genetic diversity is structured between populations that span the divergence continuum from populations to biological species is key to understanding the generation and maintenance of biodiversity. We investigated genetic divergence and gene flow in eight lineages of birds with a trans-Beringian distri...

journal_title：Molecular ecology

authors： McLaughlin JF,Faircloth BC,Glenn TC,Winker K

更新日期：2020-09-01 00:00:00

abstract：:The use of sequence polymorphism from individual mitochondrial genes to infer past demography has recently proved controversial because of the recurrence of selective sweeps acting over genes and the need for unlinked multilocus data sets. However, comparative analyses using several species for one gene and/or multipl...

journal_title：Molecular ecology

authors： Plouviez S,Shank TM,Faure B,Daguin-Thiebaut C,Viard F,Lallier FH,Jollivet D

更新日期：2009-09-01 00:00:00

abstract：:Phenotypic plasticity has been hypothesized to play a central role in the evolution of phenotypic diversity across species (West-Eberhard ). Through 'genetic assimilation', phenotypes that are initially environmentally induced within species become genetically fixed over evolutionary time. While genetic assimilation h...

journal_title：Molecular ecology

authors： Sikkink KL,Snell-Rood EC

更新日期：2016-12-01 00:00:00

abstract：:Research on contact zones has paid relatively little attention to host-parasite interactions, although these situations have important but different implications depending on whether one considers the host or the parasite's perspective. We investigated both the role of a host contact zone in parasite expansion and whe...

journal_title：Molecular ecology

authors： Reullier J,Pérez-Tris J,Bensch S,Secondi J

更新日期：2006-03-01 00:00:00

abstract：:Global warming has had numerous effects on populations of animals and plants, with many species in temperate regions experiencing environmental change at unprecedented rates. Populations with low potential for adaptive evolutionary change and plasticity will have little chance of persistence in the face of environment...

journal_title：Molecular ecology

authors： Garant D,Hadfield JD,Kruuk LE,Sheldon BC

更新日期：2008-01-01 00:00:00

abstract：:Phylogeography has provided a new approach to the analysis of the postglacial history of a wide range of taxa but, to date, little is known about the effect of glacial periods on the marine biota of Europe. We have utilized a combination of nuclear, plastid and mitochondrial genetic markers to study the biogeographic ...

journal_title：Molecular ecology

authors： Provan J,Wattier RA,Maggs CA

更新日期：2005-03-01 00:00:00

abstract：:Ips typographus and Pityogenes chalcographus are two sympatric Palearctic bark beetle species with wide distribution ranges. As both species are comparable in biology, life history, and habitat, including sharing the same host, Picea abies, they provide excellent models for applying a comparative approach in which to ...

journal_title：Molecular ecology

authors： Bertheau C,Schuler H,Arthofer W,Avtzis DN,Mayer F,Krumböck S,Moodley Y,Stauffer C

更新日期：2013-06-01 00:00:00

abstract：:There has been substantial interest of late in using population genetic methods to study sexual conflict, where an allele increases the fitness of one sex at some cost to the other (Mank, 2017). Population genomic scans for sexual conflict offer an important advance given the difficulties of identifying antagonistic a...

journal_title：Molecular ecology

authors： Mank JE,Shu JJ,Wright AE

更新日期：2020-01-01 00:00:00

abstract：:Genetic variation can have important consequences for populations: high population genetic diversity is typically associated with ecological success. Some mechanisms that account for these benefits assume that local social groups with high genetic diversity are more successful than low-diversity groups. At the same ti...

journal_title：Molecular ecology

authors： Saltz JB,Alicuben ET,Grubman J,Harkenrider M,Megowan N,Nuzhdin SV

更新日期：2012-05-01 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

abstract：:The Veronica alpina complex comprises eight species of alpine habitats over a wide range of mountain systems in the Northern Hemisphere. The occurrence of sympatric species in the European and North American mountain systems allowed us not only to investigate the effect of the ice ages on intraspecific phylogeographic...

journal_title：Molecular ecology

authors： Albach DC,Schönswetter P,Tribsch A

更新日期：2006-10-01 00:00:00

abstract：:Contemporary adaptation of plant feeding insects to introduced hosts provides clear cases of ecologically based population divergence. In most cases the mechanisms permitting rapid differentiation are not well known. Here we study morphological and genetic variation associated with recent shifts by the Australian soap...

journal_title：Molecular ecology

authors： Andres JA,Thampy PR,Mathieson MT,Loye J,Zalucki MP,Dingle H,Carroll SP

更新日期：2013-12-01 00:00:00

abstract：:Determining the genetic structure of isolated or fragmented species is of critical importance when planning a suitable conservation strategy. In this study, we use nuclear and chloroplast SSRs (simple sequence repeats) to investigate the population genetics of an extremely rare sunflower, Helianthus verticillatus Smal...

journal_title：Molecular ecology

authors： Ellis JR,Pashley CH,Burke JM,McCauley DE

更新日期：2006-08-01 00:00:00

abstract：:While it has been proposed in several taxa that the mitochondrial genome is associated with adaptive evolution to different climatic conditions, making links between mitochondrial haplotypes and organismal phenotypes remains a challenge. Mitonuclear discordance occurs in the small brown planthopper (SBPH), Laodelphax ...

journal_title：Molecular ecology

authors： Sun JT,Duan XZ,Hoffmann AA,Liu Y,Garvin MR,Chen L,Hu G,Zhou JC,Huang HJ,Xue XF,Hong XY

更新日期：2019-07-01 00:00:00

abstract：:The dynamics and consequences of introgression can inform about numerous evolutionary processes. Biologists have therefore long been interested in hybridization. One challenge, however, lies in the identification of nonadmixed genotypes that can serve as a baseline for accurate quantification of admixture. In this iss...

journal_title：Molecular ecology

authors： Hailer F

更新日期：2015-03-01 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：:Many ectothermic species are currently expanding their distributions polewards due to anthropogenic global warming. Molecular genetic mechanisms facilitating range expansion under these conditions are largely unknown, but understanding these could help mitigate expanding pests and disease vectors, or help explain why ...

journal_title：Molecular ecology

authors： Lancaster LT,Dudaniec RY,Chauhan P,Wellenreuther M,Svensson EI,Hansson B

更新日期：2016-03-01 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：:Insect guts are often colonized by multispecies microbial communities that play integral roles in nutrition, digestion and defence. Community composition can differ across host species with increasing dietary and genetic divergence, yet gut microbiota can also vary between conspecific hosts and across an individual's ...

journal_title：Molecular ecology

authors： Hu Y,Łukasik P,Moreau CS,Russell JA

更新日期：2014-03-01 00:00:00

abstract：:Dispersal drives diverse processes from population persistence to community dynamics. However, the amount of temporal variation in dispersal and its consequences for metapopulation dynamics is largely unknown for organisms with environmentally driven dispersal (e.g., many marine larvae, arthropods and plant seeds). He...

journal_title：Molecular ecology

authors： Catalano KA,Dedrick AG,Stuart MR,Puritz JB,Montes HR Jr,Pinsky ML

更新日期：2020-11-16 00:00:00

abstract：:The theory of classical and cryptic Pleistocene refugia is based mainly on historical changes in temperature, and the refugia are usually defined within a latitudinal gradient. However, the gradient of oceanic-continental climate (i.e. longitudinal) was also significantly variable during glacial cycles with important ...

journal_title：Molecular ecology

authors： Říčanová Š,Koshev Y,Říčan O,Ćosić N,Ćirović D,Sedláček F,Bryja J

更新日期：2013-08-01 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