Disentangling the effects of breakdown of self-incompatibility and transition to selfing in North American Arabidopsis lyrata.

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：:Invasive species are expected to experience a unique combination of high genetic drift due to demographic factors while also experiencing strong selective pressures. The paradigm that reduced genetic diversity should limit the evolutionary potential of invasive species, and thus, their potential for range expansion ha...

journal_title：Molecular ecology

authors： Wellband KW,Pettitt-Wade H,Fisk AT,Heath DD

更新日期：2018-04-01 00:00:00

abstract：:Molecular phylogeographic studies have revealed the genetic patterns and glacial-interglacial history of many plant and animal species. To infer the Quaternary history of alpine plants in the Japanese archipelago, which is poorly known, we investigated 203 individuals of Potentilla matsumurae and its varieties from 22...

journal_title：Molecular ecology

authors： Ikeda H,Senni K,Fujii N,Setoguchi H

更新日期：2006-10-01 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：: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：:Recent studies have highlighted an important role of structural variation (SV) in ecological and evolutionary processes, but few have studied nonmodel species in the wild. As part of our long-term research programme on the nonmodel teleost fish Australasian snapper (Chrysophrys auratus), we aim to build one of the fir...

journal_title：Molecular ecology

authors： Catanach A,Crowhurst R,Deng C,David C,Bernatchez L,Wellenreuther M

更新日期：2019-03-01 00:00:00

abstract：:Effects of habitat fragmentation on genetic diversity vary among species. This may be attributed to the interacting effects of species traits and landscape structure. While widely distributed and abundant species are often considered less susceptible to fragmentation, this may be different if they are small sized and ...

journal_title：Molecular ecology

authors： Lange R,Durka W,Holzhauer SI,Wolters V,Diekötter T

更新日期：2010-11-01 00:00:00

abstract：:The impact of gene flow and population size fluctuations in shaping genetic variation during adaptive radiation, at both the genome-wide and gene-specific levels, is very poorly understood. To examine how historical population size and gene flow patterns within and between loci have influenced lineage divergence in th...

journal_title：Molecular ecology

authors： Lawton-Rauh A,Robichaux RH,Purugganan MD

更新日期：2007-10-01 00:00:00

abstract：:Extra-pair copulations (EPCs; copulations outside the pair bond) are widespread in birds and may result in extra-pair fertilizations (EPFs). To increase reproductive success, males should not only seek to gain EPFs, but also prevent their own females from gaining EPFs. Although males could reduce the number of EPCs by...

journal_title：Molecular ecology

authors： Komdeur J,Burke T,Richardson DS

更新日期：2007-09-01 00:00:00

abstract：:Anthropogenic habitat fragmentation of species that live in naturally patchy metapopulations such as mountaintops or sky islands experiences two levels of patchiness. Effects of such multilevel patchiness on species have rarely been examined. Metapopulation theory suggests that patchy habitats could have varied impact...

journal_title：Molecular ecology

authors： Robin VV,Gupta P,Thatte P,Ramakrishnan U

更新日期：2015-07-01 00:00:00

abstract：:The molecular mechanisms underlying complex social behaviours such as dominance are largely unknown. Studying the cooperatively breeding African cichlid Neolamprologus pulcher, we show that dominant females were similar to dominant males in dominance behaviour, high testosterone levels and brain arginine vasotocin exp...

journal_title：Molecular ecology

authors： Aubin-Horth N,Desjardins JK,Martei YM,Balshine S,Hofmann HA

更新日期：2007-04-01 00:00:00

abstract：:Variation of DNA methylation is thought to play an important role for rapid adjustments of plant populations to dynamic environmental conditions, thus compensating for the relatively slow response time of genetic adaptations. However, genetic and epigenetic variation of wild plant populations has not yet been directly...

journal_title：Molecular ecology

authors： Schulz B,Eckstein RL,Durka W

更新日期：2014-07-01 00:00:00

abstract：:Conservation programmes aim at maximizing the survival probability of populations, by minimizing the loss of genetic diversity, which allows populations to adapt to changes, and controlling inbreeding increases. The best known strategy to achieve these goals is optimizing the contributions of the parents to minimize g...

journal_title：Molecular ecology

authors： de Cara MÁ,Villanueva B,Toro MÁ,Fernández J

更新日期：2013-12-01 00:00:00

abstract：:Climatic oscillations during the last few million years had well-documented effects on the distributions and genomes of temperate plants and animals, but much less is known of their impacts on tropical and subtropical species. In contrast to Europe and North America, ice-sheets did not cover most of China during glaci...

journal_title：Molecular ecology

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

更新日期：2012-04-01 00:00:00

abstract：:Niche conservatism has been proposed as the mechanism driving speciation in temperate montane clades through range fragmentation during climatic oscillations. Thus, a negative relationship between speciation rates and niche width is expected. Here, we test this prediction using American zopherine beetles. Our phylogen...

journal_title：Molecular ecology

authors： Baselga A,Recuero E,Parra-Olea G,García-París M

更新日期：2011-12-01 00:00:00

abstract：:Currently, there is much debate on the genetic architecture of quantitative traits in wild populations. Is trait variation influenced by many genes of small effect or by a few genes of major effect? Where is additive genetic variation located in the genome? Do the same loci cause similar phenotypic variation in differ...

journal_title：Molecular ecology

authors： Santure AW,Poissant J,De Cauwer I,van Oers K,Robinson MR,Quinn JL,Groenen MA,Visser ME,Sheldon BC,Slate J

更新日期：2015-12-01 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：:The facultative endosymbiont of aphids, Hamiltonella defensa, kills parasitoid wasp larvae, allowing aphid hosts to survive and reproduce. This protection may depend on toxins that are encoded by the genomes of H. defensa and of its bacteriophage (APSE). Strains of H. defensa vary in degree of protection conferred upo...

journal_title：Molecular ecology

authors： Degnan PH,Moran NA

更新日期：2008-02-01 00:00:00

abstract：:A Two endemic groundwater arthropod crustacean species, Crangonyx islandicus and Crymostygius thingvallensis, were recently discovered on the mid-Atlantic volcanic island of Iceland. The extent of morphological differences from closest relatives, endemism, along with the geographic isolation of Iceland and its complet...

journal_title：Molecular ecology

authors： Kornobis E,Pálsson S,Kristjánsson BK,Svavarsson J

更新日期：2010-06-01 00:00:00

abstract：:Spatial and environmental heterogeneity are major factors in structuring species distributions in alpine landscapes. These landscapes have also been affected by glacial advances and retreats, causing alpine taxa to undergo range shifts and demographic changes. These nonequilibrium population dynamics have the potentia...

journal_title：Molecular ecology

authors： Schoville SD,Lam AW,Roderick GK

更新日期：2012-09-01 00:00:00

abstract：:The majority of achlorophyllous mycoheterotrophic plant species associate with arbuscular mycorrhizal fungi (AMF). Previous studies have shown that some species are highly specialized towards narrow lineages of AMF and have suggested that only particular lineages of these fungi are targeted by mycoheterotrophic plants...

journal_title：Molecular ecology

authors： Merckx VS,Janssens SB,Hynson NA,Specht CD,Bruns TD,Smets EF

更新日期：2012-03-01 00:00:00

abstract：:The utility of genetic measures for kinship reconstruction in polysomic species is not well evaluated. We developed a framework to test hypotheses about estimating breeding population size indirectly from collections of outmigrating green sturgeon juveniles. We evaluated a polysomic dataset, in allelic frequency and p...

journal_title：Molecular ecology

authors： Israel JA,May B

更新日期：2010-03-01 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：:Studies using molecular markers have shown that some grey seal males may be gaining success through exhibiting alternative mating tactics. We estimated the probability of fertilization success of grey seal males exhibiting the primary tactic of female defence and one alternative tactic of mating with departing females...

journal_title：Molecular ecology

authors： Lidgard DC,Boness DJ,Bowen WD,McMillan JI,Fleischer RC

更新日期：2004-11-01 00:00:00

abstract：:Factors promoting the establishment and colonization success of introduced populations in new environments constitute an important issue in biological invasions. In this context, the respective role of pre-adaptation and evolutionary changes during the invasion process is a key question that requires particular attent...

journal_title：Molecular ecology

authors： Perdereau E,Bagnères AG,Vargo EL,Baudouin G,Xu Y,Labadie P,Dupont S,Dedeine F

更新日期：2015-05-01 00:00:00

abstract：:Many insect groups have obligate associations with primary endosymbionts: mutualistic bacteria that are maternally transmitted and derived from an ancient infection. Often, the same insects are hosts to 'secondary' bacterial symbionts which are maternally transmitted but relatively labile within host lineages. To expl...

journal_title：Molecular ecology

authors： Sandström JP,Russell JA,White JP,Moran NA

更新日期：2001-01-01 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：:While males gain obvious direct advantages from multiple mating, the reproductive capacity of females is more constrained. The reason why polyandry evolved in females is therefore open to many conjectures. One hypothesis postulates that females gain indirect benefits by increasing the probability of siring young from ...

journal_title：Molecular ecology

authors： Richard M,Lecomte J,de Fraipont M,Clobert J

更新日期：2005-09-01 00:00:00

abstract：:Exceptional ecological niche diversity, clear waters and unique divergent selection pressures have often been invoked to explain high morphological and genetic diversity of taxa within ancient lakes. However, it is possible that in some ancient lake taxa high diversity has arisen because these historically stable envi...

journal_title：Molecular ecology

authors： Genner MJ,Todd JA,Michel E,Erpenbeck D,Jimoh A,Joyce DA,Piechocki A,Pointier JP

更新日期：2007-02-01 00:00:00

abstract：:There is growing interest in the use of single nucleotide polymorphisms for evolutionary and population genetics. We tested the efficacy of one of the available single nucleotide polymorphism techniques, single-base extension, in distinguishing four cryptic species of Microtus. Sequence data were available for these s...

journal_title：Molecular ecology

authors： Belfiore NM,Hoffman FG,Baker RJ,Dewoody JA

更新日期：2003-07-01 00:00:00