Adult plasticity in African cichlids: Rapid changes in opsin expression in response to environmental light differences.

abstract：:We used behavioural observations and mitochondrial DNA (mtDNA) sequence analysis to examine demographic and genetic structure within and among home-range groups of desert bighorn sheep (Ovis canadensis) ewes in the Peninsular Ranges of southern California, USA. We identified substantial genetic variation in the first ...

journal_title：Molecular ecology

authors： Boyce WM,Ramey RR 2nd,Rodwell TC,Rubin ES,Singer RS

更新日期：1999-01-01 00:00:00

abstract：:Effective population size (N(e)) is a key parameter to understand evolutionary processes and the viability of endangered populations as it determines the rate of genetic drift and inbreeding. Low Ne can lead to inbreeding depression and reduced population adaptability. In this study, we estimated contemporary N(e) usi...

journal_title：Molecular ecology

authors： Baalsrud HT,Saether BE,Hagen IJ,Myhre AM,Ringsby TH,Pärn H,Jensen H

更新日期：2014-06-01 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：:The koala, Phascolarctos cinereus, is a geographically widespread species endemic to Australia, with three currently recognized subspecies: P.c. adustus, P.c. cinereus, and P.c. victor. Intraspecific variation in the mitochondrial DNA (mtDNA) control region was examined in over 200 animals from 16 representative popul...

journal_title：Molecular ecology

authors： Houlden BA,Costello BH,Sharkey D,Fowler EV,Melzer A,Ellis W,Carrick F,Baverstock PR,Elphinstone MS

更新日期：1999-06-01 00:00:00

abstract：:Many amphibian species are known to form leks during breeding season, yet it has seldom been tested which evolutionary forces are likely to act on lek formation in this taxon. We tested the kin selection hypothesis for lek formation by using eight variable microsatellite loci to compare the genetic relationship of 203...

journal_title：Molecular ecology

authors： Knopp T,Heimovirta M,Kokko H,Merilä J

更新日期：2008-05-01 00:00:00

abstract：:Rabbit haemorrhagic disease virus (RHDV) is a highly virulent lagovirus endemic in Europe and Australasian populations of the European rabbit, Oryctolagus cuniculus. It has also caused several unexplained disease outbreaks in domestic European rabbits in North America. Non-pathogenic spread of RHDV leading to persiste...

journal_title：Molecular ecology

authors： Peacock D,Mutze G,Sinclair R,Kovaliski J,Cooke B

更新日期：2012-03-01 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：:Understanding genomic signatures of divergent selection underlying long-term adaptation in populations located in heterogeneous environments is a key goal in evolutionary biology. In this study, we investigated neutral, adaptive and deleterious genetic variation using 7,192 SNPs in 31 Lake Trout (Salvelinus namaycush)...

journal_title：Molecular ecology

authors： Perrier C,Ferchaud AL,Sirois P,Thibault I,Bernatchez L

更新日期：2017-11-01 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：:The Haute Island mouflon (Ovis aries) population is isolated on one small (6.5 km2) island of the remote Kerguelen archipelago. Given a promiscuous mating system, a cyclic demography and a strong female-biased sex ratio after population crashes, we expected a low effective population size (Ne). We estimated Ne using d...

journal_title：Molecular ecology

authors： Kaeuffer R,Coltman DW,Chapuis JL,Réale D,Pontier D

更新日期：2007-11-01 00:00:00

abstract：:What makes a species able to colonize novel environments? This question is key to understand the dynamics of adaptive radiations and ecological niche shifts, but the mechanisms that underlie expansion into novel habitats remain poorly understood at a genomic scale. Lizards from the genus Anolis are typically tropical,...

journal_title：Molecular ecology

authors： Bourgeois Y,Boissinot S

更新日期：2019-08-01 00:00:00

abstract：:Philopatry and dispersal result in selection of habitat locations that may differ in resources and social environment and thus should influence fitness components like survival and reproduction. We examined short-distance movements of young and adult females from natal or previous nesting sites within a colony of Colu...

journal_title：Molecular ecology

authors： Arnaud CM,Dobson FS,Murie JO

更新日期：2012-02-01 00:00:00

abstract：:In the last decade, amplified fragment length polymorphisms (AFLPs) have become one of the most widely used molecular markers to study the genetic structure of natural populations. Most of the statistical methods available to study the genetic structure of populations using AFLPs consider these markers as dominant and...

journal_title：Molecular ecology

authors： Foll M,Fischer MC,Heckel G,Excoffier L

更新日期：2010-11-01 00:00:00

abstract：:Agroforestry ecosystems may be an important resource for conservation and sustainable use of tropical trees, but little is known of the genetic diversity they contain. Inga edulis, a widespread indigenous fruit tree in South America, is used as a model to assess the maintenance of genetic diversity in five planted vs....

journal_title：Molecular ecology

authors： Hollingsworth PM,Dawson IK,Goodall-Copestake WP,Richardson JE,Weber JC,Sotelo Montes C,Pennington RT

更新日期：2005-02-01 00:00:00

abstract：:We studied population polymorphism at a major histocompatibility complex (MHC) class II beta gene in the deer mouse (Peromyscus maniculatus). We found that: (i) a single population of P. maniculatus has significantly higher levels of DNA and protein sequence diversity than worldwide samples from homologous genes in ot...

journal_title：Molecular ecology

authors： Richman AD,Herrera LG,Nash D

更新日期：2001-12-01 00:00:00

abstract：:Fire is a complex event that maintains many ecological systems. The Florida Sand Skink (Plestiodon reynoldsi) is precinctive to Florida Scrub, a habitat that is maintained by infrequent fire. We characterize the effect of fire on genetic diversity and genetic differentiation at eight microsatellite loci in the Florida...

journal_title：Molecular ecology

authors： Schrey AW,Fox AM,Mushinsky HR,McCoy ED

更新日期：2011-01-01 00:00:00

abstract：:Male nuptial colour hues are important for the maintenance of reproductive isolation among cichlid fish species, and environmental changes that lead to narrower light spectra can lead to hybridization. However, cichlid species can naturally co-occur in narrow light spectrum habitats, such as turbid shallow lakes and t...

journal_title：Molecular ecology

authors： Genner MJ,Nichols P,Carvalho GR,Robinson RL,Shaw PW,Turner GF

更新日期：2007-02-01 00:00:00

abstract：:The diversity of symbiotic dinoflagellates (Symbiodinium) in pocilloporid corals originating from various reef habitats surrounding Heron Island, southern Great Barrier Reef, was examined by targeting ribosomal, mitochondrial, and chloroplast genes using six methods that analyse for sequence differences. The ability o...

journal_title：Molecular ecology

authors： Sampayo EM,Dove S,Lajeunesse TC

更新日期：2009-02-01 00:00:00

abstract：:In cooperatively breeding species, restricted dispersal of offspring leads to clustering of closely related individuals, increasing the potential both for indirect genetic benefits and inbreeding costs. In apostlebirds (Struthidea cinerea), philopatry by both sexes results in the formation of large (up to 17 birds), p...

journal_title：Molecular ecology

authors： Woxvold IA,Adcock GJ,Mulder RA

更新日期：2006-10-01 00:00:00

abstract：:Due to difficulties in identifying important within-species biodiversity for effective species management and conservation, the use of multiple complementary sources of information is required to identify and assess the designation of conservation units based on the degree of variation among populations within a speci...

journal_title：Molecular ecology

authors： Vandersteen Tymchuk W,O'Reilly P,Bittman J,Macdonald D,Schulte P

更新日期：2010-05-01 00:00:00

abstract：:Asexual lineages are thought to be prone to extinction because of deleterious mutation accumulation (Muller's ratchet). Here, we analyse genomic effects of hybridity, polyploidy and allelic divergence in apomictic plants, and identify loci under divergent selection among sexual/apomictic lineages. RNAseq was used to s...

journal_title：Molecular ecology

authors： Pellino M,Hojsgaard D,Schmutzer T,Scholz U,Hörandl E,Vogel H,Sharbel TF

更新日期：2013-12-01 00:00:00

abstract：:Genetic subdivision in local populations of the European house mice, Mus musculus domesticus and M. m. musculus, was analysed to study patterns of gene flow. The data consisted of frequencies of microsatellite alleles in 16 samples (250 individuals) from a total of 11 sites in Jutland, which included successive sample...

journal_title：Molecular ecology

authors： Dallas JF,Dod B,Boursot P,Prager EM,Bonhomme F

更新日期：1995-06-01 00:00:00

abstract：:The microbiomes of rhizocompartments (nodule endophytes, root endophytes, rhizosphere and root zone) in soya bean and alfalfa were analysed using high-throughput sequencing to investigate the interactions among legume species, microorganisms and soil types. A clear hierarchical filtration of microbiota by plants was o...

journal_title：Molecular ecology

authors： Xiao X,Chen W,Zong L,Yang J,Jiao S,Lin Y,Wang E,Wei G

更新日期：2017-03-01 00:00:00

abstract：:It has been long recognized that population demographic expansions lead to distinctive features in the molecular diversity of populations. However, recent simulation results have suggested that a distinction could be made between a pure demographic expansion in an unsubdivided population, and a range expansion in a su...

journal_title：Molecular ecology

authors： Excoffier L

更新日期：2004-04-01 00:00:00

abstract：:The research objectives were to determine aspects of the population dynamics relevant to effective monitoring of gene flow in the soybean crop complex in Japan. Using 20 microsatellite primers, 616 individuals from 77 wild soybean (Glycine soja) populations were analysed. All samples were of small seed size (< 0.03 g)...

journal_title：Molecular ecology

authors： Kuroda Y,Kaga A,Tomooka N,Vaughan DA

更新日期：2006-04-01 00:00:00

abstract：:Much of the world's terrestrial landscapes are being altered by humans in the form of agriculture, urbanization and pastoral systems, with major implications for biodiversity. Bumble bees are one of the most effective pollinators in both natural and cultivated landscapes, but are often the first to be extirpated in hu...

journal_title：Molecular ecology

authors： Jha S

更新日期：2015-03-01 00:00:00

abstract：:The complete mitochondrial DNA (mtDNA) control region (1043 base pairs) and 162-bp of flanking transfer RNA genes were sequenced in 316 European grayling, Thymallus thymallus, from 44 populations throughout the Western European range of the species. A total of 58 haplotypes were revealed with pairwise divergence rangi...

journal_title：Molecular ecology

authors： Weiss S,Persat H,Eppe R,Schlötterer C,Uiblein F

更新日期：2002-08-01 00:00:00

abstract：:Single nucleotide polymorphisms (SNPs) are about to become one of the most popular genetic markers for genetic model organisms. To test the usefulness of SNPs for estimating genetic diversity, we surveyed three genomic regions in two Drosophila melanogaster populations, one from Africa and one European, collected in A...

journal_title：Molecular ecology

authors： Schlötterer C,Harr B

更新日期：2002-05-01 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：: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