Multiple chromosomal inversions contribute to adaptive divergence of a dune sunflower ecotype.

abstract：:Intra-specific chloroplast DNA (cpDNA) variation was studied in Sorbus aucuparia L., an entomophilous, mid-or early successional tree producing fleshy fruits. Eight PCR-amplified fragments of the chloroplast genome were screened for restriction fragment length polymorphisms, using one or two 4 bp-cutter restriction en...

journal_title：Molecular ecology

authors： Raspé O,Saumitou-Laprade P,Cuguen J,Jacquemart AL

更新日期：2000-08-01 00:00:00

abstract：:Spatial population structure has important ecological and evolutionary consequences. Little is known about the population structure of snowshoe hares (Lepus americanus), despite their ecological importance in North American boreal forests. We used seven variable microsatellite DNA loci to determine the spatial genetic...

journal_title：Molecular ecology

authors： Burton C,Krebs CJ,Taylor EB

更新日期：2002-09-01 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：:Microbes have evolved ways of interference competition to gain advantage over their ecological competitors. The use of secreted killer toxins by yeast cells through acquiring double-stranded RNA viruses is one such prominent example. Although the killer behaviour has been well studied in laboratory yeast strains, our ...

journal_title：Molecular ecology

authors： Chang SL,Leu JY,Chang TH

更新日期：2015-08-01 00:00:00

abstract：:Studies of a hybrid zone between two house mouse subspecies (Mus musculus musculus and M. m. domesticus) along with studies using laboratory crosses reveal a large role for the X chromosome and multiple autosomal regions in reproductive isolation as a consequence of disrupted epistasis in hybrids. One limitation of pr...

journal_title：Molecular ecology

authors： Janoušek V,Wang L,Luzynski K,Dufková P,Vyskočilová MM,Nachman MW,Munclinger P,Macholán M,Piálek J,Tucker PK

更新日期：2012-06-01 00:00:00

abstract：:The analysis of mitochondrial DNA sequences has for a long time been the most extensively used genetic tool for phylogenetic, phylogeographic and population genetic studies. Since this approach only considers female lineages, it tends to give a biased picture of the population history. The use of protein polymorphisms...

journal_title：Molecular ecology

authors： Sundqvist AK,Ellegren H,Olivier M,Vilà C

更新日期：2001-08-01 00:00:00

abstract：:Molecular markers, such as mitochondrial DNA and microsatellite loci, are widely studied to assess population genetics and phylogeography; however, the selective neutrality of these markers is increasingly being questioned. Given the importance of molecular markers in fisheries science and conservation, we evaluated t...

journal_title：Molecular ecology

authors： McCusker MR,Bentzen P

更新日期：2010-11-01 00:00:00

abstract：:The evolutionary origin of extant species in the Neotropics, one of the most biodiverse regions of the world, has been widely debated. One hypothesis is that neotropical species emerged primarily during the Quaternary (the last approximately 2 million years), favoured by alternating glacial/interglacial climates. An o...

journal_title：Molecular ecology

authors： Rull V

更新日期：2008-06-01 00:00:00

abstract：:Habitat fragmentation represents the single most serious threat to the survival of tropical ecosystems. In formulating strategies to counteract the detrimental effects of fragmentation, knowledge of the levels and patterns of genetic diversity within and between natural populations is vital to the establishment of any...

journal_title：Molecular ecology

authors： Lira CF,Cardoso SR,Ferreira PC,Cardoso MA,Provan J

更新日期：2003-12-01 00:00:00

abstract：:Mounting evidence suggests that average telomere length reflects previous stress and predicts subsequent survival across vertebrate species. In humans, leucocyte telomere length (LTL) is consistently shorter during adulthood in males than in females, although the causes of this sex difference and its generality to oth...

journal_title：Molecular ecology

authors： Watson RL,Bird EJ,Underwood S,Wilbourn RV,Fairlie J,Watt K,Salvo-Chirnside E,Pilkington JG,Pemberton JM,McNeilly TN,Froy H,Nussey DH

更新日期：2017-06-01 00:00:00

abstract：:Island formation is a key driver of biological evolution, and several studies have used geological ages of islands to calibrate rates of DNA change. However, many islands are home to "relict" lineages whose divergence apparently pre-dates island age. The geologically dynamic New Zealand (NZ) archipelago sits upon the ...

journal_title：Molecular ecology

authors： McCulloch GA,Waters JM

更新日期：2019-10-01 00:00:00

abstract：:In this study, we used a comparative genome scan to examine patterns of population differentiation with respect to host plant use in Hesperotettix viridis, a Nearctic oligophagous grasshopper locally specialized on various Asteraceae including Solidago, Gutierrezia, and Ericameria. We identified amplified fragment len...

journal_title：Molecular ecology

authors： Apple JL,Grace T,Joern A,St Amand P,Wisely SM

更新日期：2010-09-01 00:00:00

abstract：:Marine metapopulations often exhibit subtle population structure that can be difficult to detect. Given recent advances in high-throughput sequencing, an emerging question is whether various genotyping approaches, in concert with improved sampling designs, will substantially improve our understanding of genetic struct...

journal_title：Molecular ecology

authors： D'Aloia CC,Andrés JA,Bogdanowicz SM,McCune AR,Harrison RG,Buston PM

更新日期：2020-06-01 00:00:00

abstract：:In the last decade, amplified fragment length polymorphisms (AFLPs) have become one of the most widely used molecular markers to study the genetic structure of natural populations. Most of the statistical methods available to study the genetic structure of populations using AFLPs consider these markers as dominant and...

journal_title：Molecular ecology

authors： Foll M,Fischer MC,Heckel G,Excoffier L

更新日期：2010-11-01 00:00:00

abstract：:Comparisons among patterns exhibited by functionally distinct genetic markers have been widely used to infer the impacts of demography and selection in structuring genetic variation in natural populations. However, such multilocus comparisons remain an indirect evaluation of selection at particular candidate loci; ide...

journal_title：Molecular ecology

authors： Schmidt PS,Phifer-Rixey M,Taylor GM,Christner J

更新日期：2007-06-01 00:00:00

abstract：:The spread of transgenes into the genome of wild soybean is a concern when transgenic and wild soybeans are planted sympatrically. The objectives of this study were to investigate the origin and fate of morphological intermediates between wild and cultivated soybeans in their natural habitats in Japan. Twenty nuclear ...

journal_title：Molecular ecology

authors： Kuroda Y,Kaga A,Tomooka N,Vaughan D

更新日期：2010-06-01 00:00:00

abstract：:Fish have evolved a variety of sex-determining (SD) systems including male heterogamy (XY), female heterogamy (ZW) and environmental SD. Little is known about SD mechanisms of Sebastes rockfishes, a highly speciose genus of importance to evolutionary and conservation biology. Here, we characterize the sex determinatio...

journal_title：Molecular ecology

authors： Fowler BL,Buonaccorsi VP

更新日期：2016-05-01 00:00:00

abstract：:What makes a species able to colonize novel environments? This question is key to understand the dynamics of adaptive radiations and ecological niche shifts, but the mechanisms that underlie expansion into novel habitats remain poorly understood at a genomic scale. Lizards from the genus Anolis are typically tropical,...

journal_title：Molecular ecology

authors： Bourgeois Y,Boissinot S

更新日期：2019-08-01 00:00:00

abstract：:Discovering cryptic species in well-studied areas and taxonomic groups can have profound implications in understanding eco-evolutionary processes and in nature conservation because such groups often involve research models and act as flagship taxa for nature management. In this study, we use an array of techniques to ...

journal_title：Molecular ecology

authors： Hernández-Roldán JL,Dapporto L,Dincă V,Vicente JC,Hornett EA,Šíchová J,Lukhtanov VA,Talavera G,Vila R

更新日期：2016-09-01 00:00:00

abstract：:We assessed genetic differentiation and diversity in 14 populations of sika deer (Cervus nippon) from Japan and four populations of sika deer introduced to the UK, using nine microsatellite loci. We observed extreme levels of differentiation and significant differences in diversity between populations. Our results do ...

journal_title：Molecular ecology

authors： Goodman SJ,Tamate HB,Wilson R,Nagata J,Tatsuzawa S,Swanson GM,Pemberton JM,McCullough DR

更新日期：2001-06-01 00:00:00

abstract：:Several species of swallowtail butterflies (genus Papilio) are Batesian mimics that express multiple mimetic female forms, while the males are monomorphic and nonmimetic. The evolution of such sex-limited mimicry may involve sexual dimorphism arising first and mimicry subsequently. Such a stepwise scenario through a n...

journal_title：Molecular ecology

authors： Timmermans MJ,Thompson MJ,Collins S,Vogler AP

更新日期：2017-03-01 00:00:00

abstract：:Complex eusocial insect societies are generally matrifilial, suggesting kin selection has been of importance in their development. For simpler social systems, factors favouring their existence, in particular kin selection, have rarely been studied. Communal nesting is one of these simple social organizations, and is f...

journal_title：Molecular ecology

authors： Paxton RJ,Thorén PA,Tengö J,Estoup A,Pamilo P

更新日期：1996-08-01 00:00:00

abstract：:Monarch butterflies are known for their spectacular annual migration in eastern North America, with millions of monarchs flying up to 4,500 km to overwintering sites in central Mexico. Monarchs also live west of the Rocky Mountains, where they travel shorter distances to overwinter along the Pacific Coast. It is often...

journal_title：Molecular ecology

authors： Talla V,Pierce AA,Adams KL,de Man TJB,Nallu S,Villablanca FX,Kronforst MR,de Roode JC

更新日期：2020-07-01 00:00:00

abstract：:Theory suggests that speciation is possible without physical isolation of populations (hereafter, nonallopatric speciation), but recent nonallopatric models need the support of irrefutable empirical examples. We collected snails (Littorina saxatilis) from three areas on the NW coast of Spain to investigate the populat...

journal_title：Molecular ecology

authors： Rolán-Alvarez E,Carballo M,Galindo J,Morán P,Fernández B,Caballero A,Cruz R,Boulding EG,Johannesson K

更新日期：2004-11-01 00:00:00

abstract：:Temporal changes at 16 allozyme loci in the Diplodus sargus population of Banyuls-sur-Mer (Mediterranean Sea, France) were monitored. Temporal genetic variation within a single population was examined over two temporal scales: (i) among three year-classes sampled at the same age, and (ii) within a single year-class sa...

journal_title：Molecular ecology

authors： Planes S,Lenfant P

更新日期：2002-08-01 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：: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：:Genetic diversity and its partition within and among populations and families of two species of Antirrhinum L., A. charidemi Lange and A. valentinum F.Q., have been studied. Both species are narrow-range endemics, self-incompatible, ecologically specialized and form small isolated populations. Despite these similariti...

journal_title：Molecular ecology

authors： Mateu-Andrés I,Segarra-Moragues JG

更新日期：2000-12-01 00:00:00

abstract：:Philopatry and dispersal result in selection of habitat locations that may differ in resources and social environment and thus should influence fitness components like survival and reproduction. We examined short-distance movements of young and adult females from natal or previous nesting sites within a colony of Colu...

journal_title：Molecular ecology

authors： Arnaud CM,Dobson FS,Murie JO

更新日期：2012-02-01 00:00:00

abstract：:Individual-based assignment tests are now standard tools in molecular ecology and have several applications, including the study of dispersal. The measurement of natal dispersal is vital to understanding the ecology of many species, yet the accuracy of assignment tests in situations where natal dispersal is common rem...

journal_title：Molecular ecology

authors： Berry O,Tocher MD,Sarre SD

更新日期：2004-03-01 00:00:00