Disruptive selection without genome-wide evolution across a migratory divide.

abstract：:The deadly poisonous Amanita phalloides is common along the west coast of North America. Death cap mushrooms are especially abundant in habitats around the San Francisco Bay, California, but the species grows as far south as Los Angeles County and north to Vancouver Island, Canada. At different times, various authors ...

journal_title：Molecular ecology

authors： Pringle A,Adams RI,Cross HB,Bruns TD

更新日期：2009-03-01 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：:There is a long tradition of artificially stocking lakes and rivers with fish in the hope to increase the quality and amount of fish that can be harvested. The animals used for stocking often originate in distant hatcheries or hatcheries that breed fish from remote regions. This stocking practice could have effects on...

journal_title：Molecular ecology

authors： Englbrecht CC,Schliewen U,Tautz D

更新日期：2002-06-01 00:00:00

abstract：:Diet strongly influences the intestinal microbial communities through species sorting. Alternatively, these communicates may differ because of chance variation in local microbial exposures or species losses among allopatric host populations (i.e. ecological drift). We investigated how these forces shape enteric commun...

journal_title：Molecular ecology

authors： Lankau EW,Hong PY,Mackie RI

更新日期：2012-04-01 00:00:00

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：:Phylogenetic analyses of ancient DNA data can provide a timeline for evolutionary change even in the absence of fossils. The power to infer the evolutionary rate is, however, highly dependent on the number and age of samples, the information content of the sequence data and the demographic history of the sampled popul...

journal_title：Molecular ecology

authors： Shapiro B,Ho SY

更新日期：2014-02-01 00:00:00

abstract：:Populations are often exposed to multiple sources of gene flow, but accounts are lacking of the population genetic dynamics that result from these interactions or their effects on local evolution. Using a genomic clines framework applied to 1,195 single nucleotide polymorphisms, we documented genomewide, locus-specifi...

journal_title：Molecular ecology

authors： Blackburn GS,Brunet BMT,Muirhead K,Cusson M,Béliveau C,Levesque RC,Lumley LM,Sperling FAH

更新日期：2017-12-01 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：:The expansion–contraction (EC) model predicts demographic and range contraction of temperate species during Pleistocene glaciations as a consequence of climate-related habitat changes, and provides a paradigm for explaining the high intraspecific diversity found in refugia in terms of long-term demographic stability. ...

journal_title：Molecular ecology

authors： Salvi D,Schembri PJ,Sciberras A,Harris DJ

更新日期：2014-03-01 00:00:00

abstract：:Evaluation of host-parasitoid associations can be tenuous using conventional methods. Molecular techniques are well placed to identify trophic links and resolve host-parasitoid associations. Establishment of the highly invasive brown marmorated stink bug, Halyomorpha halys (Hemiptera: Pentatomidae), outside Asia has p...

journal_title：Molecular ecology

authors： Gariepy TD,Haye T,Zhang J

更新日期：2014-08-01 00:00:00

abstract：:Migration is essential for the reproduction and survival of many animals, yet little is understood about its underlying molecular mechanisms. We used the salmonid Oncorhynchus mykiss to gain mechanistic insight into smoltification, which is a morphological, physiological and behavioural transition undertaken by juveni...

journal_title：Molecular ecology

authors： Baerwald MR,Meek MH,Stephens MR,Nagarajan RP,Goodbla AM,Tomalty KMH,Thorgaard GH,May B,Nichols KM

更新日期：2016-04-01 00:00:00

abstract：:Anthyllis montana is a submediterranean, herbaceous plant of the southern and central European mountains. The internal transcribed spacer (ITS) regions of nuclear ribosomal DNA were sequenced from multiple accessions of the species and several closely related taxa. In addition, amplified fragment length polymorphism (...

journal_title：Molecular ecology

authors： Kropf M,Kadereit JW,Comes HP

更新日期：2002-03-01 00:00:00

abstract：:Genetic diversity and fine-scale population structure in the lichen-forming ascomycete Xanthoria parietina was investigated using sequence variation in part of the intergenic spacer (IGS) and the complete internal transcribed spacer (ITS) regions of the nuclear ribosomal DNA. Sampling included 213 and 225 individuals,...

journal_title：Molecular ecology

authors： Lindblom L,Ekman S

更新日期：2006-05-01 00:00:00

abstract：:We investigated genetic variation in asexual polyploid members of the water flea Daphnia pulex complex from a set of 12 Bolivian high-altitude lakes. We used nuclear microsatellite markers to study genetic relationships among all encountered multilocus genotypes, and combined this with a phylogenetic approach using DN...

journal_title：Molecular ecology

authors： Mergeay J,Aguilera X,Declerck S,Petrusek A,Huyse T,De Meester L

更新日期：2008-04-01 00:00:00

abstract：:In Europe, the last 20 years have seen a spectacular increase in accidental introductions of marine species, but it has recently been suggested that both the actual number of invaders and their impacts have been seriously underestimated because of the prevalence of sibling species in marine habitats. The red alga Poly...

journal_title：Molecular ecology

authors： McIvor L,Maggs CA,Provan J,Stanhope MJ

更新日期：2001-04-01 00:00:00

abstract：:To investigate patterns of polyandry in the sandbar shark (Carcharhinus plumbeus), 20 pregnant females were sampled from the western North Atlantic and Gulf of Mexico. Five species-specific microsatellite markers were used to genotype each shark and its litter. Of 20 litters, 17 (85%) were shown to have multiple sires...

journal_title：Molecular ecology

authors： Portnoy DS,Piercy AN,Musick JA,Burgess GH,Graves JE

更新日期：2007-01-01 00:00:00

abstract：:Isolation by adaptation increases divergence at neutral loci when natural selection against immigrants reduces the rate of gene flow between different habitats. This can occur early in the process of adaptive divergence and is a key feature of ecological speciation. Despite the ability of isolation by distance (IBD) a...

journal_title：Molecular ecology

authors： Andrew RL,Ostevik KL,Ebert DP,Rieseberg LH

更新日期：2012-05-01 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：: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：: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：:During the co-evolutionary arms race between plants and herbivores, insects evolved systematic adaptive plasticity to minimize the chemical defence effects of their host plants. Previous studies mainly focused on the expressional plasticity of enzymes in detoxification and digestion. However, the expressional response...

journal_title：Molecular ecology

authors： Li X,Shi L,Dai X,Chen Y,Xie H,Feng M,Chen Y,Wang H

更新日期：2018-07-01 00:00:00

abstract：:Cichlid fish are well known for their high speciation rates, which are usually accompanied by spectacular and rapid diversification in eco-morphological and secondary sexual traits. This is best illustrated by the famous repeated explosive radiations in the African Great Lakes Tanganyika, Malawi and Victoria, each lak...

journal_title：Molecular ecology

authors： Pinho C,Faria R

更新日期：2016-04-01 00:00:00

abstract：:In plants, pollination syndromes (the correlated presence of many features of relevance to pollination mode, for instance pollination by a particular animal clade) are a striking feature of plant biodiversity, providing great floral phenotypic diversity (Fenster et al. ). Adaptation to a particular animal pollinator p...

journal_title：Molecular ecology

authors： Cronk Q,Yang JY

更新日期：2016-12-01 00:00:00

abstract：:Speciation in brood-parasitic indigobirds (genus Vidua) is a consequence of behavioural imprinting in both males and females. Mimicry of host song by males and host fidelity in female egg laying result in reproductive isolation of indigobirds associated with a given host species. Colonization of new hosts and subseque...

journal_title：Molecular ecology

authors： Sefc KM,Payne RB,Sorenson MD

更新日期：2005-04-01 00:00:00

abstract：:Dispersal plays a prominent role in most conceptual models of community assembly. However, direct measurement of dispersal across a whole community is difficult at ecologically relevant spatial scales. For cryptic organisms, such as fungi and bacteria, the scale and importance of dispersal limitation has become a majo...

journal_title：Molecular ecology

authors： Peay KG,Schubert MG,Nguyen NH,Bruns TD

更新日期：2012-08-01 00:00:00

abstract：:As modern genomic tools are developed for ecologically compelling models, field manipulation experiments will become important for establishing the role of functional genomic variation in physiological acclimation and evolutionary adaptation along environmental clines. High-altitude habitats expose individuals to hypo...

journal_title：Molecular ecology

authors： Cheviron ZA,Whitehead A,Brumfield RT

更新日期：2008-10-01 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：:Few studies have investigated the genetic structure of both host and parasite populations at a level of populations and at a level of individuals. We investigated the genetic structure of the urban cockroach Blattella germanica and its oxyuroid parasite Blatticola blattae. Random amplified polymorphic DNA (RAPD) marke...

journal_title：Molecular ecology

authors： Jobet E,Durand P,Langand J,Müller-Graf CD,Hugot JP,Bougnoux ME,Rivault C,Cloarec A,Morand S

更新日期：2000-04-01 00:00:00

abstract：:Genomic diversity is the evolutionary foundation for adaptation to environmental change and thus is essential to consider in conservation planning. Island species are ideal for investigating the evolutionary drivers of genomic diversity, in part because of the potential for biological replicates. Here, we use genome d...

journal_title：Molecular ecology

authors： Brüniche-Olsen A,Kellner KF,DeWoody JA

更新日期：2019-11-01 00:00:00

abstract：:Niche partitioning through foraging is a mechanism likely involved in facilitating the coexistence of ecologically similar and co-occurring animal species by separating their use of resources. Yet, this mechanism is not well understood in flying insectivorous animals. This is particularly true of bats, where many ecol...

journal_title：Molecular ecology

authors： Arrizabalaga-Escudero A,Clare EL,Salsamendi E,Alberdi A,Garin I,Aihartza J,Goiti U

更新日期：2018-03-01 00:00:00