Fine-scale population structure and riverscape genetics of brook trout (Salvelinus fontinalis) distributed continuously along headwater channel networks.

abstract：:Organisms often respond to environmental changes by producing alternative phenotypes. Epigenetic processes such as DNA methylation may contribute to environmentally induced phenotypic variation by modifying gene expression. Changes in DNA methylation, unlike DNA mutations, can be influenced by the environment; they ar...

journal_title：Molecular ecology

authors： Angers B,Castonguay E,Massicotte R

更新日期：2010-04-01 00:00:00

abstract：:Many ectothermic species are currently expanding their distributions polewards due to anthropogenic global warming. Molecular genetic mechanisms facilitating range expansion under these conditions are largely unknown, but understanding these could help mitigate expanding pests and disease vectors, or help explain why ...

journal_title：Molecular ecology

authors： Lancaster LT,Dudaniec RY,Chauhan P,Wellenreuther M,Svensson EI,Hansson B

更新日期：2016-03-01 00:00:00

abstract：:Modes and mechanisms of speciation are best studied in young species pairs. In older taxa, it is increasingly difficult to distinguish what happened during speciation from what happened after speciation. Lake Victoria cichlids in the genus Pundamilia encompass a complex of young species and polymorphic populations. On...

journal_title：Molecular ecology

authors： Meier JI,Sousa VC,Marques DA,Selz OM,Wagner CE,Excoffier L,Seehausen O

更新日期：2017-01-01 00:00:00

abstract：:The effective population size (Ne ) is a central factor in determining maintenance of genetic variation. The neutral theory predicts that loss of variation depends on Ne , with less genetic drift in larger populations. We monitored genetic drift in 42 Drosophila melanogaster populations of different adult census popul...

journal_title：Molecular ecology

authors： Schou MF,Loeschcke V,Bechsgaard J,Schlötterer C,Kristensen TN

更新日期：2017-12-01 00:00:00

abstract：:American marten (Martes americana) have a close association with mature temperate forests, a habitat that expanded throughout the Pacific Northwest as glaciers receded at the end of the Pleistocene. Similar to several other forest-associated mammals in North America (e.g. black bear), genetic analysis of the marten sh...

journal_title：Molecular ecology

authors： Small MP,Stone KD,Cook JA

更新日期：2003-01-01 00:00:00

abstract：:Elucidating the genetic basis of adaptive population divergence is a goal of central importance in evolutionary biology. In principle, it should be possible to identify chromosomal regions involved in adaptive divergence by screening genome-wide patterns of DNA polymorphism to detect the locus-specific signature of po...

journal_title：Molecular ecology

authors： Storz JF

更新日期：2005-03-01 00:00:00

abstract：:The theory of classical and cryptic Pleistocene refugia is based mainly on historical changes in temperature, and the refugia are usually defined within a latitudinal gradient. However, the gradient of oceanic-continental climate (i.e. longitudinal) was also significantly variable during glacial cycles with important ...

journal_title：Molecular ecology

authors： Říčanová Š,Koshev Y,Říčan O,Ćosić N,Ćirović D,Sedláček F,Bryja J

更新日期：2013-08-01 00:00:00

abstract：:Short-tailed bats Mystacina tuberculata were widespread throughout the forest that dominated prehuman New Zealand, but extensive deforestation has restricted them to scattered populations in forest fragments. In a previous study, the species' intraspecific phylogeny was investigated using multiple mitochondrial gene s...

journal_title：Molecular ecology

authors： Lloyd BD

更新日期：2003-07-01 00:00:00

abstract：:Using the phylogeographic framework, we assessed the DNA sequence variation at the mitochondrial cytochrome b gene across the distribution range of the barbel Barbus barbus, a widely distributed European cyprinid. Reciprocal monophyly of non-Mediterranean European and Balkan/Anatolian populations is taken as evidence ...

journal_title：Molecular ecology

authors： Kotlík P,Berrebi P

更新日期：2001-09-01 00:00:00

abstract：:Host specialization is a key process in ecological divergence and speciation of plant-associated fungi. The underlying determinants of host specialization are generally poorly understood, especially in endophytes, which constitute one of the most abundant components of the plant microbiome. We addressed the genetic ba...

journal_title：Molecular ecology

authors： Schirrmann MK,Zoller S,Croll D,Stukenbrock EH,Leuchtmann A,Fior S

更新日期：2018-08-01 00:00:00

abstract：:When similar selection acts on the same traits in multiple species or populations, parallel evolution can result in similar phenotypic changes, yet the underlying molecular architecture of parallel phenotypic divergence can be variable. Maternal effects can influence evolution at ecological timescales and facilitate l...

journal_title：Molecular ecology

authors： Shu L,Laurila A,Suter MJ,Räsänen K

更新日期：2016-09-01 00:00:00

abstract：:Environmental DNA (eDNA) metabarcoding is becoming a key tool for biodiversity monitoring over large geographical or taxonomic scales and for elusive taxa such as soil organisms. Increasing sample sizes and interest in remote or extreme areas often require the preservation of soil samples and thus deviations from opti...

journal_title：Molecular ecology

authors： Guerrieri A,Bonin A,Münkemüller T,Gielly L,Thuiller W,Francesco Ficetola G

更新日期：2020-10-08 00:00:00

abstract：:The ecological and genetic factors determining the extent of introgression between species in secondary contact zones remain poorly understood. Here, we investigate the relative importance of isolating barriers and the demographic expansion of invasive Mytilus galloprovincialis on the magnitude and the direction of in...

journal_title：Molecular ecology

authors： Saarman NP,Pogson GH

更新日期：2015-09-01 00:00:00

abstract：:Deep-sea coral communities are key components of the Gulf of Mexico ecosystem and were adversely affected by the Deepwater Horizon (DWH) oil spill. Coral colonies exposed to oil and dispersant exhibited mortality, damage and physiological signatures of stress. Understanding how corals respond to oil and dispersant exp...

journal_title：Molecular ecology

authors： DeLeo DM,Herrera S,Lengyel SD,Quattrini AM,Kulathinal RJ,Cordes EE

更新日期：2018-10-01 00:00:00

abstract：:On the island of Schiermonnikoog (The Netherlands), the breeding population of oystercatchers can be divided into two groups: 'residents' and 'leapfrogs', based on their distinct social characteristics and limited probabilities of status change between breeding seasons. In order to investigate whether this social orga...

journal_title：Molecular ecology

authors： Van Treuren R,Bijlsma R,Tinbergen JM,Heg D,Van de Zande L

更新日期：1999-02-01 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：:Weedy rice (Oryza spp.), a weedy relative of cultivated rice (O. sativa), infests and persists in cultivated rice fields worldwide. Many weedy rice populations have evolved similar adaptive traits, considered part of the 'agricultural weed syndrome', making this an ideal model to study the genetic basis of parallel ev...

journal_title：Molecular ecology

authors： Huang Z,Young ND,Reagon M,Hyma KE,Olsen KM,Jia Y,Caicedo AL

更新日期：2017-06-01 00:00:00

abstract：:We studied the phylogenetic relationships among the three stone pine species, Pinus cembra, P. sibirica, and P. pumila, using chloroplast microsatellites and mitochondrial nad1 intron 2 sequences. The three chloroplast microsatellite loci combined into a total of 18 haplotypes. Fourteen haplotypes were detected in 15 ...

journal_title：Molecular ecology

authors： Gugerli F,Senn J,Anzidei M,Madaghiele A,Büchler U,Sperisen C,Vendramin GG

更新日期：2001-06-01 00:00:00

abstract：:Photosynthetic tissues, the major food source of many invertebrates and vertebrates, are well defended. Many defence traits in leaves are controlled via the jasmonate signalling pathway in which jasmonate acts as a hormone by binding to a receptor to activate responses that lead to increased resistance to invertebrate...

journal_title：Molecular ecology

authors： Mafli A,Goudet J,Farmer EE

更新日期：2012-05-01 00:00:00

abstract：:Parallel evolution and the extent to which it involves gene reuse have attracted much interest. Whereas it has theoretically been predicted under which circumstances gene reuse is expected, empirical studies that directly compare systems showing high and low parallelism are rare. Three-spined stickleback (Gasterosteus...

journal_title：Molecular ecology

authors： Liu S,Ferchaud AL,Grønkjaer P,Nygaard R,Hansen MM

更新日期：2018-12-01 00:00:00

abstract：:A considerable fraction of the world's biodiversity is of recent evolutionary origin and has evolved as a by-product of, and is maintained by, divergent adaptation in heterogeneous environments. Conservationists have paid attention to genetic homogenization caused by human-induced translocations (e.g. biological invas...

journal_title：Molecular ecology

authors： Seehausen O,Takimoto G,Roy D,Jokela J

更新日期：2008-01-01 00:00:00

abstract：:Abstract The genetic impact of the cultural practice of spat collection and translocation between genetically distinct stocks of black-lipped pearl oyster, Pinctada margaritifera cumingii, was studied by comparing samples collected in the 1980s and 2000s from seven atolls in French Polynesia. An amova revealed homogen...

journal_title：Molecular ecology

authors： Arnaud-Haond S,Vonau V,Bonhomme F,Boudry P,Blanc F,Prou J,Seaman T,Goyard E

更新日期：2004-07-01 00:00:00

abstract：:The speciation process that underlies recent, rapid radiations of plants is controversial, and suggested mechanisms range from pollinator or ecological niche differentiation to allopatry and nonadaptive divergence. Phylogenetic approaches to locating the most appropriate speciation models have been constrained by the ...

journal_title：Molecular ecology

authors： Linder HP

更新日期：2010-11-01 00:00:00

abstract：:The thermal profiles of 118 bacterial strains, representing six species of the family Enterobacteriaceae, isolated from a variety of native Australian mammals were determined under in vitro conditions. Each of the bacterial species had a unique thermal profile and differed in their minimum or maximum temperature for g...

journal_title：Molecular ecology

authors： Okada S,Gordon DM

更新日期：2001-10-01 00:00:00

abstract：:Inbreeding is common in small and threatened populations and often has a negative effect on individual fitness and genetic diversity. Thus, inbreeding can be an important factor affecting the persistence of small populations. In this study, we investigated the effects of inbreeding on fitness in a small, wild populati...

journal_title：Molecular ecology

authors： Billing AM,Lee AM,Skjelseth S,Borg AA,Hale MC,Slate J,Pärn H,Ringsby TH,Saether BE,Jensen H

更新日期：2012-03-01 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：:Genetic rescue is an increasingly considered conservation measure to address genetic erosion associated with habitat loss and fragmentation. The resulting gene flow from facilitating migration may improve fitness and adaptive potential, but is not without risks (e.g., outbreeding depression). Here, we conducted a test...

journal_title：Molecular ecology

authors： Robinson ZL,Coombs JA,Hudy M,Nislow KH,Letcher BH,Whiteley AR

更新日期：2017-09-01 00:00:00

abstract：:Studying the evolutionary history of trait divergence, in particular those related to dispersal capacity, is of major interest for the process of local adaptation and metapopulation dynamics. Here, we reconstruct the evolution of different alleles at the nuclear-encoded mitochondrial NADP(+)-dependent isocitrate dehyd...

journal_title：Molecular ecology

authors： Van Belleghem SM,Roelofs D,Hendrickx F

更新日期：2015-02-01 00:00:00

abstract：:Molecular techniques have enabled behavioural ecologists to reassess mating systems from a genetic perspective. Studies of paternity frequently reveal that mating behaviour does not always reflect parentage, and may bring to light alternative mating tactics. Here we present a comparison of behavioural and genetic meas...

journal_title：Molecular ecology

authors： Coltman DW,Bancroft DR,Robertson A,Smith JA,Clutton-Brock TH,Pemberton JM

更新日期：1999-07-01 00:00:00

abstract：:The process by which a species becomes a biological invader, at a location where it does not naturally occur, can be divided into a series of sequential stages (transport, introduction, establishment and spread). A species' success at passing through each of these stages depends, in a large part, on the number of indi...

journal_title：Molecular ecology

authors： Blackburn TM,Lockwood JL,Cassey P

更新日期：2015-05-01 00:00:00