Distinct sources of gene flow produce contrasting population genetic dynamics at different range boundaries of a Choristoneura budworm.

abstract：:Isolation due to both geological barriers and range contractions during the Pleistocene glacial maxima has been an important cause of diversification of arid-adapted species in the North American deserts. Tree lizards, Urosaurus ornatus, are distributed across much of the southwestern arid regions and can tolerate a w...

journal_title：Molecular ecology

authors： Haenel GJ

更新日期：2007-10-01 00:00:00

abstract：:We investigated the potential for gene flow and genetic assimilation via hybridization between common and rare species of the terrestrial orchid genus Liparis, focusing specifically on sympatric and allopatric populations of the common Liparis kumokiri and the rare Liparis makinoana. We utilized analyses of genetic di...

journal_title：Molecular ecology

authors： Chung MY,Nason JD,Chung MG

更新日期：2005-12-01 00:00:00

abstract：:Euglossine bees (Apidae; Euglossini) exclusively pollinate hundreds of orchid species and comprise up to 25% of bee species richness in neotropical rainforests. As one of the first studies of comparative phylogeography in a neotropical insect group, we performed a mitochondrial DNA (mtDNA)-based analysis of 14 eugloss...

journal_title：Molecular ecology

authors： Dick CW,Roubik DW,Gruber KF,Bermingham E

更新日期：2004-12-01 00:00:00

abstract：:Microbiologists often evaluate microbial community dynamics by formulating functional hypotheses based on ecological processes. Indeed, many of the methods and terms currently used to describe animal microbiomes derive from ecology and evolutionary biology. As our understanding of the composition and functional dynami...

journal_title：Molecular ecology

authors： McKenney EA,Koelle K,Dunn RR,Yoder AD

更新日期：2018-04-01 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：:Ectomycorrhizal (EcM) fungal communities may be shaped by both deterministic and stochastic processes, potentially influencing ecosystem development and function. We evaluated community assembly processes for EcM fungi of Pseudotsuga menziesii among 12 sites up to 400 km apart in southwest British Columbia (Canada) by...

journal_title：Molecular ecology

authors： Kranabetter JM,Hawkins BJ,Jones MD,Robbins S,Dyer T,Li T

更新日期：2015-12-01 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：: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：:During the process of ecological speciation, reproductive isolation results from divergent natural selection and leads to a positive correlation between genetic divergence and adaptive phenotypic divergence, that is, isolation by adaptation (IBA). In natural populations, phenotypic differentiation is often autocorrela...

journal_title：Molecular ecology

authors： Seeholzer GF,Brumfield RT

更新日期：2018-01-01 00:00:00

abstract：:We present a new approach for defining groups of populations that are geographically homogeneous and maximally differentiated from each other. As a by-product, it also leads to the identification of genetic barriers between these groups. The method is based on a simulated annealing procedure that aims to maximize the ...

journal_title：Molecular ecology

authors： Dupanloup I,Schneider S,Excoffier L

更新日期：2002-12-01 00:00:00

abstract：:Most landscape genetic studies assess the impact of landscape elements on species' dispersal and gene flow. Many of these studies perform their analysis on all possible population pairs in a study area and do not explicitly consider the effects of spatial scale and population network topology on their results. Here, w...

journal_title：Molecular ecology

authors： Keller D,Holderegger R,van Strien MJ

更新日期：2013-05-01 00:00:00

abstract：:The cellular stress response has long been the primary model for studying the molecular basis of thermal adaptation, yet the link between gene expression, RNA metabolism and physiological responses to thermal stress remains largely unexplored. We address this by comparing the transcriptional and physiological response...

journal_title：Molecular ecology

authors： Telonis-Scott M,Clemson AS,Johnson TK,Sgrò CM

更新日期：2014-12-01 00:00:00

abstract：:Sex identification is a problem in research and conservation. It can often be solved using a DNA test but this is only an option if a sex-specific marker is available. Such markers can be identified using the amplified fragment length polymorphism (AFLP) technique. This is usually a taxonomic method, as it produces a ...

journal_title：Molecular ecology

authors： Griffiths R,Orr K

更新日期：1999-04-01 00:00:00

abstract：:Big bluestem (Andropogon gerardii) is an ecologically dominant grass with wide distribution across the environmental gradient of U.S. Midwest grasslands. This system offers an ideal natural laboratory to study population divergence and adaptation in spatially varying climates. Objectives were to: (i) characterize neut...

journal_title：Molecular ecology

authors： Gray MM,St Amand P,Bello NM,Galliart MB,Knapp M,Garrett KA,Morgan TJ,Baer SG,Maricle BR,Akhunov ED,Johnson LC

更新日期：2014-12-01 00:00:00

abstract：:Antrodiaetus riversi is a dispersal-limited, habitat-specialized mygalomorph spider species endemic to mesic woodlands of northern and central California. Here, we build upon prior phylogeographic research using a much larger geographic sample and include additional nuclear genes, providing more detailed biogeographic...

journal_title：Molecular ecology

authors： Hedin M,Starrett J,Hayashi C

更新日期：2013-01-01 00:00:00

abstract：:There is growing interest in understanding patterns of seasonal migratory connectivity between breeding and wintering sites, both because differences in migratory behaviour can be associated with population differentiation and because knowledge of migratory connectivity is essential for understanding the ecology, evol...

journal_title：Molecular ecology

authors： Irwin DE,Irwin JH,Smith TB

更新日期：2011-08-01 00:00:00

abstract：:The savannah biome of sub-Saharan Africa harbours the highest diversity of ungulates (hoofed mammals) on Earth. In this review, we compile population genetic data from 19 codistributed ungulate taxa of the savannah biome and find striking concordance in the phylogeographic structuring of species. Data from across taxa...

journal_title：Molecular ecology

authors： Lorenzen ED,Heller R,Siegismund HR

更新日期：2012-08-01 00:00:00

abstract：:Dispersal is a fundamental attribute of species in nature and shapes population dynamics, evolutionary trajectories and genetic variation across spatial and temporal scales. It is increasingly clear that landscape features have large impacts on dispersal patterns. Thus, understanding how individuals and species move t...

journal_title：Molecular ecology

authors： Row JR,Blouin-Demers G,Lougheed SC

更新日期：2010-12-01 00:00:00

abstract：:Understanding how phenotypic variation is generated and maintained, and the evolutionary forces that shape these processes is the main goal of evolutionary biology. Great progress has been made in uncovering the genetic basis of morphological diversity, yet little is known about both the genetics and developmental bas...

journal_title：Molecular ecology

authors： Santos ME

更新日期：2017-05-01 00:00:00

abstract：:The social dynamics surrounding courtship, mating and parental care are complex enough when just a single male and female are involved, but for species that employ multiple strategies for achieving fertilization success, the network of interactions among rivals, allies and suitors can be utterly complicated. Such is t...

journal_title：Molecular ecology

authors： Fisher HS

更新日期：2019-08-01 00:00:00

abstract：:Parallel patterns of adaptive divergence and speciation are cited as powerful evidence for the role of selection driving these processes. However, it is often not clear whether parallel phenotypic divergence is underlain by parallel genetic changes. Here, we asked about the genetic basis of parallel divergence in the ...

journal_title：Molecular ecology

authors： Westram AM,Galindo J,Alm Rosenblad M,Grahame JW,Panova M,Butlin RK

更新日期：2014-09-01 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：:Aside from its selective role in filtering inter-individual variation during evolution by natural selection, the environment also plays an instructive role in producing variation during development. External environmental cues can influence developmental rates and/or trajectories and lead to the production of distinct...

journal_title：Molecular ecology

authors： Beldade P,Mateus AR,Keller RA

更新日期：2011-04-01 00:00:00

abstract：:The harbour porpoise, Phocoena phocoena, experiences high levels of nonnatural mortality owing to interactions with commercial fisheries throughout its range. To accurately evaluate the significance of this bycatch, information on population structure is required. We have examined the population structure of this spec...

journal_title：Molecular ecology

authors： Rosel PE,France SC,Wang JY,Kocher TD

更新日期：1999-12-01 00:00:00

abstract：:We investigated range-wide phylogeographic variation in three European ash species (Fraxinus sp., Oleaceae). Chloroplast DNA (cpDNA) microsatellites were typed in the thermophilous Fraxinus angustifolia and Fraxinus ornus and the observed haplotypes and the geographic distribution of diversity were compared to cpDNA d...

journal_title：Molecular ecology

authors： Heuertz M,Carnevale S,Fineschi S,Sebastiani F,Hausman JF,Paule L,Vendramin GG

更新日期：2006-07-01 00:00:00

abstract：:Interspecific mutualism can evolve when specific lineages of different species tend to be associated with each other from one generation to the next. Different maternally transmitted endosymbionts occurring within the same cytoplasmic lineage fulfil this requirement. Drosophila neotestacea is infected with maternally ...

journal_title：Molecular ecology

authors： Jaenike J,Stahlhut JK,Boelio LM,Unckless RL

更新日期：2010-01-01 00:00:00

abstract：:Parents can have profound effects on offspring fitness. Little, however, is known about the mechanisms through which parental genetic variation influences offspring physiology in natural systems. White-throated sparrows (Zonotrichia albicollis, WTSP) exist in two genetic morphs, tan and white, controlled by a large po...

journal_title：Molecular ecology

authors： Newhouse DJ,Barcelo-Serra M,Tuttle EM,Gonser RA,Balakrishnan CN

更新日期：2019-09-01 00:00:00

abstract：:Polyploidy (whole-genome duplication) has contributed significantly to angiosperm evolution and diversification. To date, it has been found that most polyploids are the result of multiple formation events, which may contribute to genetic diversity and affect interfertility among polyploid lineages of independent origi...

journal_title：Molecular ecology

authors： Modliszewski JL,Willis JH

更新日期：2012-11-01 00:00:00

abstract：:Understanding how immune genetic variation is shaped by selective and neutral processes in wild populations is of prime importance in both evolutionary biology and epidemiology. The European roe deer (Capreolus capreolus) has considerably expanded its distribution range these last decades, notably by colonizing agricu...

journal_title：Molecular ecology

authors： Quéméré E,Galan M,Cosson JF,Klein F,Aulagnier S,Gilot-Fromont E,Merlet J,Bonhomme M,Hewison AJ,Charbonnel N

更新日期：2015-08-01 00:00:00

abstract：:The ability of DNA screening techniques such as Temperature Gradient Gel Electrophoresis (TGGE) and Heteroduplex Analysis to provide resolution approaching that provided by DNA sequencing for a fraction of the time, effort and expense point to them as the logical successor to allozyme electrophoresis for population ge...

journal_title：Molecular ecology

authors： Campbell NJ,Harriss FC,Elphinstone MS,Baverstock PR

更新日期：1995-08-01 00:00:00