Host and geographical factors influence the thermal niche of enteric bacteria isolated from native Australian mammals.

abstract：:DNA sequence studies frequently reveal evidence of cryptic lineages in morphologically uniform species, many of which turn out to be evolutionarily distinct species. The Common Raven (Corvus corax) includes two deeply divergent mtDNA lineages: one lineage seems restricted to western North America and the other is Hola...

journal_title：Molecular ecology

authors： Webb WC,Marzluff JM,Omland KE

更新日期：2011-06-01 00:00:00

abstract：:Chihuahua spruce (Picea chihuahuana Martínez) is a montane subtropical conifer endemic to the Sierra Madre Occidental in northwestern México. Range-wide variation was investigated using maternally inherited mitochondrial (mtDNA) and paternally inherited chloroplast (cpDNA) DNA markers. Among the 16 mtDNA regions analy...

journal_title：Molecular ecology

authors： Jaramillo-Correa JP,Beaulieu J,Ledig FT,Bousquet J

更新日期：2006-09-01 00:00:00

abstract：:Replicated ecological gradients are prime systems to study processes of molecular evolution underlying ecological divergence. Here, we investigated the repeated adaptation of the neotropical fish Poecilia mexicana to habitats containing toxic hydrogen sulphide (H2 S) and compared two population pairs of sulphide-adapt...

journal_title：Molecular ecology

authors： Pfenninger M,Patel S,Arias-Rodriguez L,Feldmeyer B,Riesch R,Plath M

更新日期：2015-11-01 00:00:00

abstract：:Genetic differentiation may exist among sympatric populations of a species due to long-term associations with alternative hosts (i.e. host-associated differentiation). While host-associated differentiation has been documented in several phytophagus insects, there are far fewer cases known in animal parasites. The bed ...

journal_title：Molecular ecology

authors： Booth W,Balvín O,Vargo EL,Vilímová J,Schal C

更新日期：2015-03-01 00:00:00

abstract：:Ecologists are increasingly interested in quantifying consumer diets based on food DNA in dietary samples and high-throughput sequencing of marker genes. It is tempting to assume that food DNA sequence proportions recovered from diet samples are representative of consumer's diet proportions, despite the fact that capt...

journal_title：Molecular ecology

authors： Thomas AC,Jarman SN,Haman KH,Trites AW,Deagle BE

更新日期：2014-08-01 00:00:00

abstract：:Phylogeographical studies are emerging as a powerful tool for understanding the population structure and evolution of wild relatives of crop species. Because of their value as genetic resources, there is great interest in exploring the distribution of variation in wild relatives of cultivated plants. In this study, we...

journal_title：Molecular ecology

authors： Caicedo AL,Schaal BA

更新日期：2004-07-01 00:00:00

abstract：:Recent studies found fish egg-specific bacterial communities that changed over the course of embryogenesis, suggesting an interaction between the developing host and its microbiota. Indeed, single-strain infections demonstrated that the virulence of opportunistic bacteria is influenced by environmental factors and hos...

journal_title：Molecular ecology

authors： Wilkins LG,Fumagalli L,Wedekind C

更新日期：2016-10-01 00:00:00

abstract：:Convergent phenotypes are testament to the role of natural selection in evolution. However, little is known about whether convergence in phenotype extends to convergence at the molecular level. We use the independent losses of floral anthocyanins in columbines (Aquilegia) to determine the degree of molecular convergen...

journal_title：Molecular ecology

authors： Whittall JB,Voelckel C,Kliebenstein DJ,Hodges SA

更新日期：2006-12-01 00:00:00

abstract：:Determining the structure of bacterial communities and their response to stimuli is key to understanding community function and the interactions that occur between micro-organisms and the environment. However, bacterial communities often comprise complex assemblages of large numbers of different bacterial populations....

journal_title：Molecular ecology

authors： Holben WE,Harris D

更新日期：1995-10-01 00:00:00

abstract：:Altruism in social insects has evolved between closely related full-siblings. It is therefore of considerable interest why some groups have secondarily evolved low within-colony relatedness, which in turn affects the relatedness incentives of within-colony cooperation and conflict. The highest queen mating frequencies...

journal_title：Molecular ecology

authors： Kronauer DJ,O'Donnell S,Boomsma JJ,Pierce NE

更新日期：2011-01-01 00:00:00

abstract：:Adaptation to new environments often occurs in the face of gene flow. Under these conditions, gene flow and recombination can impede adaptation by breaking down linkage disequilibrium between locally adapted alleles. Theory predicts that this decay can be halted or slowed if adaptive alleles are tightly linked in regi...

journal_title：Molecular ecology

authors： Samuk K,Owens GL,Delmore KE,Miller SE,Rennison DJ,Schluter D

更新日期：2017-09-01 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：:Recently evolved species typically share genetic variation across their genomes due to incomplete lineage sorting and/or ongoing gene flow. Given only subtle allele frequency differences at most loci and the expectation that divergent selection may affect only a tiny fraction of the genome, distinguishing closely rela...

journal_title：Molecular ecology

authors： Lavretsky P,DaCosta JM,Sorenson MD,McCracken KG,Peters JL

更新日期：2019-05-01 00:00:00

abstract：:Population studies have revealed that the fungal ectomycorrhizal morphospecies Tricholoma scalpturatum consists of at least two genetically distinct groups that occur sympatrically in several geographical areas. This discovery prompted us to examine species boundaries and relationships between members formerly assigne...

journal_title：Molecular ecology

authors： Jargeat P,Martos F,Carriconde F,Gryta H,Moreau PA,Gardes M

更新日期：2010-12-01 00:00:00

abstract：:The moss Ceratodon purpureus has long been used as a model system in plant development and physiology. However, the molecular population genetics of the species remains virtually unexplored. In this study, we used population genetic analyses of DNA sequence data from three unlinked loci (atpB-rbcL spacer, adk, and phy...

journal_title：Molecular ecology

authors： McDaniel SF,Shaw AJ

更新日期：2005-04-01 00:00:00

abstract：:The life cycles and dispersal of edible fungi are still poorly known, thus limiting our understanding of their evolution and domestication. The prized Tuber melanosporum produces fruitbodies (fleshy organs where meiospores mature) gathered in natural, spontaneously inoculated forests or harvested in plantations of nur...

journal_title：Molecular ecology

authors： Taschen E,Rousset F,Sauve M,Benoit L,Dubois MP,Richard F,Selosse MA

更新日期：2016-11-01 00:00:00

abstract：:The host-associated microbiome is increasingly recognized as a critical player in health and immunity. Recent studies have shown that disruption of commensal microbial communities can contribute to disease pathogenesis and severity. Santa Catalina Island foxes (Urocyon littoralis catalinae) present a compelling system...

journal_title：Molecular ecology

authors： DeCandia AL,Brenner LJ,King JL,vonHoldt BM

更新日期：2020-04-01 00:00:00

abstract：:The spread of transgenes into the genome of wild soybean is a concern when transgenic and wild soybeans are planted sympatrically. The objectives of this study were to investigate the origin and fate of morphological intermediates between wild and cultivated soybeans in their natural habitats in Japan. Twenty nuclear ...

journal_title：Molecular ecology

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

更新日期：2010-06-01 00:00:00

abstract：:Crop-wild hybridization has been documented in many cultivated species, but the ecological and genetic factors that influence the likelihood or rate that cultivar alleles will introgress into wild populations are poorly understood. Seed predation is one factor that could mitigate the spread of otherwise advantageous c...

journal_title：Molecular ecology

authors： Dechaine JM,Burger JC,Burke JM

更新日期：2010-08-01 00:00:00

abstract：:Landscape genomics promises to provide novel insights into how neutral and adaptive processes shape genome-wide variation within and among populations. However, there has been little emphasis on examining whether individual-based phenotype-genotype relationships derived from approaches such as genome-wide association ...

journal_title：Molecular ecology

authors： Wenzel MA,Douglas A,James MC,Redpath SM,Piertney SB

更新日期：2016-01-01 00:00:00

abstract：:Wolbachia are maternally transmitted bacteria that alter their arthropod hosts' reproduction in various ways, including parthenogenesis induction (PI). Wolbachia-induced parthenogenesis can have drastic effects on the genetic structure of its host because it potentially reduces populations to clones without genetic ex...

journal_title：Molecular ecology

authors： Pannebakker BA,Zwaan BJ,Beukeboom LW,Van Alphen JJ

更新日期：2004-05-01 00:00:00

abstract：:The confounding effects of population structure complicate efforts to identify regions of the genome under the influence of selection in natural populations. Here we test for evidence of selection in three genes involved in vertebrate immune function - the major histocompatibility complex (MHC), interferon gamma (IFNG...

journal_title：Molecular ecology

authors： Worley K,Carey J,Veitch A,Coltman DW

更新日期：2006-03-01 00:00:00

abstract：:The declining health of coral reefs worldwide is likely to intensify in response to continued anthropogenic disturbance from coastal development, pollution, and climate change. In response to these stresses, reef-building corals may exhibit bleaching, which marks the breakdown in symbiosis between coral and zooxanthel...

journal_title：Molecular ecology

authors： DeSalvo MK,Voolstra CR,Sunagawa S,Schwarz JA,Stillman JH,Coffroth MA,Szmant AM,Medina M

更新日期：2008-09-01 00:00:00

abstract：:The objective of this study was to assess the spatiotemporal distribution of four landlocked Atlantic salmon (Salmo salar) populations during their sympatric feeding phase in lake St-Jean (Québec, Canada). A total of 1100 fish captured over a period of 25 years was genotyped at six microsatellite loci in order to asse...

journal_title：Molecular ecology

authors： Potvin C,Bernatchez L

更新日期：2001-10-01 00:00:00

abstract：:Studies examining the effects of anthropogenic habitat fragmentation on both neutral and adaptive genetic variability are still scarce. We compared tadpole fitness-related traits (viz. survival probability and body size) among populations of the common frog (Rana temporaria) from fragmented (F) and continuous (C) habi...

journal_title：Molecular ecology

authors： Johansson M,Primmer CR,Merilä J

更新日期：2007-07-01 00:00:00

abstract：:It has been hypothesized that salmonids use olfactory cues to return to their natal rivers and streams. However, the key components of the molecular pathway involved in imprinting and homing are still unknown. If odorants are involved in salmon homing migration, then olfactory receptors should play a critical role in ...

journal_title：Molecular ecology

authors： Johnstone KA,Lubieniecki KP,Koop BF,Davidson WS

更新日期：2011-10-01 00:00:00

abstract：:The extinction of the giant tortoises of the Seychelles Archipelago has long been suspected but is not beyond doubt. A recent morphological study of the giant tortoises of the western Indian Ocean concluded that specimens of two native Seychelles species survive in captivity today alongside giant tortoises of Aldabra,...

journal_title：Molecular ecology

authors： Palkovacs EP,Marschner M,Ciofi C,Gerlach J,Caccone A

更新日期：2003-06-01 00:00:00

abstract：:A number of evolutionary mechanisms have been suggested for generating low but significant genetic structuring among marine fish populations. We used nine microsatellite loci and recently developed methods in landscape genetics and coalescence-based estimation of historical gene flow and effective population sizes to ...

journal_title：Molecular ecology

authors： Hemmer-Hansen J,Nielsen EE,Grønkjaer P,Loeschcke V

更新日期：2007-08-01 00:00:00

abstract：:Coral reefs in the Tropical Eastern Pacific (TEP) are among the most isolated in the world. This isolation has resulted in relatively low species diversity but comparatively high endemism. The dominant reef-building corals of the TEP are the Pocillopora corals, a ubiquitous Indo-Pacific genus commonly regarded as infe...

journal_title：Molecular ecology

authors： Combosch DJ,Guzman HM,Schuhmacher H,Vollmer SV

更新日期：2008-03-01 00:00:00

abstract：:In theory, conservation genetics predicts that forest fragmentation will reduce gene dispersal, but in practice, genetic and ecological processes are also dependent on other population characteristics. We used Bayesian genetic analyses to characterize parentage and propagule dispersal in Heliconia acuminata L. C. Rich...

journal_title：Molecular ecology

authors： Côrtes MC,Uriarte M,Lemes MR,Gribel R,Kress WJ,Smouse PE,Bruna EM

更新日期：2013-11-01 00:00:00