Phylogeography and species biogeography of montane Great Basin stoneflies.

abstract：:Attempts to understand the causes of variation in senescence trajectories would benefit greatly from biomarkers that reflect the progressive declines in somatic integrity (SI) that lead to senescence. While telomere length has attracted considerable interest in this regard, sources of variation in telomere length pote...

journal_title：Molecular ecology

authors： Wood EM,Young AJ

更新日期：2019-08-01 00:00:00

abstract：:Spawning success of Atlantic salmon (Salmo salar L.) was investigated, under near-natural conditions, in the Girnock Burn, an 8-km long tributary of the River Dee in Scotland. Employing minisatellite-based DNA profiling, mating outcomes were resolved over three spawning seasons by assigning parentage to progeny sample...

journal_title：Molecular ecology

authors： Taggart JB,McLaren IS,Hay DW,Webb JH,Youngson AF

更新日期：2001-04-01 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：:DNA-based sex tests now exist for many avian species. However, none of these tests are widely applicable to ratites. We present DNA sequence data for a locus that is W chromosome-linked in the kiwi, ostrich, cassowary, rhea, and emu. At the amino acid level, this sequence has significant homology to X-linked genes in ...

journal_title：Molecular ecology

authors： Huynen L,Millar CD,Lambert DM

更新日期：2002-04-01 00:00:00

abstract：:Increasing genetic diversity and maintaining evolutionary processes are primary goals of conservation translocations, which involve the intentional movement of an at-risk species to establish new populations or augment existing populations, with the ultimate goal of reversing declines. Much debate has focused on how t...

journal_title：Molecular ecology

authors： Albrecht MA,Edwards CE

更新日期：2020-11-01 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：:In polygyne ants (multiple queens per colony) factors that affect the distribution and survival of queens may play a key role in shaping the population-wide mating system and colony kin structure. The aim of this paper was to study the breeding system in two populations of different age in the facultatively polygyne a...

journal_title：Molecular ecology

authors： Hannonen M,Helanterä H,Sundström L

更新日期：2004-06-01 00:00:00

abstract：:Noninvasive samples are useful for molecular genetic analyses of wild animal populations. However, the low DNA content of such samples makes DNA amplification difficult, and there is the potential for erroneous results when one of two alleles at heterozygous microsatellite loci fails to be amplified. In this study we ...

journal_title：Molecular ecology

authors： Morin PA,Chambers KE,Boesch C,Vigilant L

更新日期：2001-07-01 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：:The primary goal of captive breeding programmes for endangered species is to prevent extinction, a component of which includes the preservation of genetic diversity and avoidance of inbreeding. This is typically accomplished by minimizing mean kinship in the population, thereby maintaining equal representation of the ...

journal_title：Molecular ecology

authors： Hammerly SC,Morrow ME,Johnson JA

更新日期：2013-11-01 00:00:00

abstract：:Interacting species of pollinator-host systems, especially the obligate ones, are sensitive to habitat fragmentation, due to the nature of mutual dependence. Comparative studies of genetic structure can provide insights into how habitat fragmentation contributes to patterns of genetic divergence among populations of t...

journal_title：Molecular ecology

authors： Liu M,Zhang J,Chen Y,Compton SG,Chen XY

更新日期：2013-09-01 00:00:00

abstract：:We define a genetic similarity rule that predicts how genetic variation in a dominant plant affects the structure of an arthropod community. This rule applies to hybridizing cottonwood species where plant genetic variation determines plant-animal interactions and structures a dependent community of leaf-modifying arth...

journal_title：Molecular ecology

authors： Bangert RK,Turek RJ,Rehill B,Wimp GM,Schweitzer JA,Allan GJ,Bailey JK,Martinsen GD,Keim P,Lindroth RL,Whitham TG

更新日期：2006-04-01 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：:At high altitude, the reduced availability of thermal energy and oxygen poses major challenges to organisms. Different species or populations have evolved similar solutions to these challenges, such as blood flow regulation in animals (Bouverot, 1985). Previous studies investigating such convergent adaptations have pr...

journal_title：Molecular ecology

authors： Mazel F

更新日期：2019-05-01 00:00:00

abstract：:On one night per year, at a specific point in the lunar cycle, one of the most extraordinary reproductive events on the planet unfolds as hundreds of millions of broadcast spawning corals release their trillions of gametes into the waters of the tropical seas. Each species spawns on a specific night within the lunar c...

journal_title：Molecular ecology

authors： Oldach MJ,Workentine M,Matz MV,Fan TY,Vize PD

更新日期：2017-05-01 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：:Spatially overdispersed mounds of fungus-farming termites (Macrotermitinae) are hotspots of nutrient availability and primary productivity in tropical savannas, creating spatial heterogeneity in communities and ecosystem functions. These termites influence the local availability of nutrients in part by redistributing ...

journal_title：Molecular ecology

authors： Baker CCM,Castillo Vardaro JA,Doak DF,Pansu J,Puissant J,Pringle RM,Tarnita CE

更新日期：2020-11-01 00:00:00

abstract：:The Baltic Sea provides a unique model system for studying genetic effects of postglacial colonization and ecological differentiation, because all marine organisms must have immigrated after the opening of the Danish Straits 8000 years ago and responded to the development of the steep Skagerrak-Baltic salinity gradien...

journal_title：Molecular ecology

authors： Gabrielsen TM,Brochmann C,Rueness J

更新日期：2002-10-01 00:00:00

abstract：:Gene flow within and between social groups is contingent on behaviourally mediated patterns of mating and dispersal. To understand how these patterns affect the genetic structure of primate populations, long-term data are required. In this study, we analyse 10 years of demographic and genetic data from a wild lemur po...

journal_title：Molecular ecology

authors： Lawler RR,Richard AF,Riley MA

更新日期：2003-09-01 00:00:00

abstract：:We investigated how heterozygosity at the major histocompatibility complex (MHC) affects fitness in wild-derived (F2) house mice (Mus musculus musculus). To compare and control for potential confounding effects from close inbreeding and genome-wide heterozygosity, we used mice that were systematically outbred. We asse...

journal_title：Molecular ecology

authors： Thoss M,Ilmonen P,Musolf K,Penn DJ

更新日期：2011-04-01 00:00:00

abstract：:Contemporary North American drainage basins are composites of formerly isolated drainages, suggesting that fragmentation and fusion of palaeodrainage systems may have been an important factor generating current patterns of genetic and species diversity in stream-associated organisms. Here, we combine traditional molec...

journal_title：Molecular ecology

authors： Kozak KH,Blaine RA,Larson A

更新日期：2006-01-01 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：:Implementation of the coalescent model in a Bayesian framework is an emerging strength in genetically based species delimitation studies. By providing an objective measure of species diagnosis, these methods represent a quantitative enhancement to the analysis of multilocus data, and complement more traditional method...

journal_title：Molecular ecology

authors： Hotaling S,Foley ME,Lawrence NM,Bocanegra J,Blanco MB,Rasoloarison R,Kappeler PM,Barrett MA,Yoder AD,Weisrock DW

更新日期：2016-05-01 00:00:00

abstract：:Due to their maternal mode of inheritance, mitochondrial markers can be regarded as almost 'ideal' tools in evolutionary studies of conifer populations. In the present study, polymorphism was analysed at one mitochondrial intron (nad 1, exon B/C) in 23 native European Pinus sylvestris populations. In a preliminary scr...

journal_title：Molecular ecology

authors： Soranzo N,Alia R,Provan J,Powell W

更新日期：2000-09-01 00:00:00

abstract：:Sequencing reduced-representation libraries of restriction site-associated DNA (RADseq) to identify single nucleotide polymorphisms (SNPs) is quickly becoming a standard methodology for molecular ecologists. Because of the scale of RADseq data sets, putative loci cannot be assessed individually, making the process of ...

journal_title：Molecular ecology

authors： O'Leary SJ,Puritz JB,Willis SC,Hollenbeck CM,Portnoy DS

更新日期：2018-07-10 00:00:00

abstract：:On evolutionary timescales, sea level oscillations lead to recurrent spatio-temporal variation in species distribution and population connectivity. In this situation, applying classical concepts of biogeography is challenging yet necessary to understand the mechanisms underlying biodiversity in highly diverse marine e...

journal_title：Molecular ecology

authors： Bertrand JAM,Borsa P,Chen WJ

更新日期：2017-05-01 00:00:00

abstract：:Coral reefs in the Tropical Eastern Pacific (TEP) are among the most isolated in the world. This isolation has resulted in relatively low species diversity but comparatively high endemism. The dominant reef-building corals of the TEP are the Pocillopora corals, a ubiquitous Indo-Pacific genus commonly regarded as infe...

journal_title：Molecular ecology

authors： Combosch DJ,Guzman HM,Schuhmacher H,Vollmer SV

更新日期：2008-03-01 00:00:00

abstract：:We used comparative landscape genetics to examine the relative roles of historical events, intrinsic traits and landscape factors in determining the distribution of genetic diversity of river fishes across the North American Great Plains. Spatial patterns of diversity were overlaid on a patch-based graphical model and...

journal_title：Molecular ecology

authors： Osborne MJ,Perkin JS,Gido KB,Turner TF

更新日期：2014-12-01 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：:Instances of hybridization between endemic and alien species pose a threat to species integrity but also provide us with an opportunity to study the dynamics of gene flow between two species as they first meet. Here, we used variation at 22 highly differentiated microsatellite loci and one mitochondrial DNA (mtDNA) ma...

journal_title：Molecular ecology

authors： Senn HV,Pemberton JM

更新日期：2009-03-01 00:00:00