Allopatric speciation despite historical gene flow: Divergence and hybridization in Carex furva and C. lucennoiberica (Cyperaceae) inferred from plastid and nuclear RAD-seq data.

abstract：:A comparative study between microsatellite and allozyme markers was conducted on natural populations of resident brown trout (Salmo trutta) sampled over a reduced geographical scale and on hatchery strains. The higher level of polymorphism observed at microsatellite loci resulted in higher power of statistical tests f...

journal_title：Molecular ecology

authors： Estoup A,Rousset F,Michalakis Y,Cornuet JM,Adriamanga M,Guyomard R

更新日期：1998-03-01 00:00:00

abstract：:Correlates between genetic diversity at intra- and interpopulation levels and the species diversity in plant communities are rarely investigated. Such correlates may give insights into the effect of local selective forces across different communities on the genetic diversity of local plant populations. This study has ...

journal_title：Molecular ecology

authors： Odat N,Jetschke G,Hellwig FH

更新日期：2004-05-01 00:00:00

abstract：:Crater lakes provide a natural laboratory to study speciation of cichlid fishes by ecological divergence. Up to now, there has been a dearth of transcriptomic and genomic information that would aid in understanding the molecular basis of the phenotypic differentiation between young species. We used next-generation seq...

journal_title：Molecular ecology

authors： Elmer KR,Fan S,Gunter HM,Jones JC,Boekhoff S,Kuraku S,Meyer A

更新日期：2010-03-01 00:00:00

abstract：:Animals generally benefit from their gastrointestinal microbiome, but the factors that influence the composition and dynamics of their microbiota remain poorly understood. Studies of nonmodel host species can illuminate how microbiota and their hosts interact in natural environments. We investigated the role of migrat...

journal_title：Molecular ecology

authors： Turjeman S,Corl A,Wolfenden A,Tsalyuk M,Lublin A,Choi O,Kamath PL,Getz WM,Bowie RCK,Nathan R

更新日期：2020-12-01 00:00:00

abstract：:Episodes of trans-Arctic faunal exchange and isolation between the north Pacific and Atlantic ocean basins have been implicated as important historic geological events contributing to extant patterns of genetic diversity and structure in Holarctic faunas. We made a further test of the significance of such biogeographi...

journal_title：Molecular ecology

authors： Taylor EB,Dodson JJ

更新日期：1994-06-01 00:00:00

abstract：:Between plagues, the solitarious desert locust (Schistocerca gregaria) is generally thought to exist as small populations, which are particularly prone to extinction events in arid regions of Africa and Asia. Given the high genetic structuring observed in one geographical area (the Eritrean coast) by former authors, a...

journal_title：Molecular ecology

authors： Chapuis MP,Plantamp C,Blondin L,Pagès C,Vassal JM,Lecoq M

更新日期：2014-04-01 00:00:00

abstract：:Hybridization among conspecifics in native and introduced habitats has important implications for biological invasions in new ecosystems. Bighead (Hypophthalmichthys nobilis) and silver carp (H. molitrix) are genetically isolated and occur in sympatry within their native range. Following their introduction to North Am...

journal_title：Molecular ecology

authors： Lamer JT,Ruebush BC,Arbieva ZH,McClelland MA,Epifanio JM,Sass GG

更新日期：2015-08-01 00:00:00

abstract：:The number of exotic plant species that have been introduced into the United States far exceeds that of other groups of organisms, and many of these have become invasive. As in many regions of the globe, invasive members of the thistle tribe, Cardueae, are highly problematic in the California Floristic Province, an es...

journal_title：Molecular ecology

authors： Park DS,Potter D

更新日期：2015-06-01 00:00:00

abstract：:Root-associated fungi, particularly ectomycorrhizal fungi (EMF), are critical symbionts of all boreal tree species. Although climatically driven increases in wildfire frequency and extent have been hypothesized to increase vegetation transitions from tundra to boreal forest, fire reduces mycorrhizal inoculum. Therefor...

journal_title：Molecular ecology

authors： Hewitt RE,Chapin FS 3rd,Hollingsworth TN,Taylor DL

更新日期：2017-07-01 00:00:00

abstract：:Elucidating the complex evolutionary armory that mosquitoes deploy against insecticides is crucial to maintain the effectiveness of insecticide-based interventions. Here, we deciphered the role of a 6.5-kb structural variation (SV) in driving cytochrome P450-mediated pyrethroid resistance in the malaria vector, Anophe...

journal_title：Molecular ecology

authors： Mugenzi LMJ,Menze BD,Tchouakui M,Wondji MJ,Irving H,Tchoupo M,Hearn J,Weedall GD,Riveron JM,Cho-Ngwa F,Wondji CS

更新日期：2020-11-01 00:00:00

abstract：:Molecular gut-content analysis enables detection of arthropod predation with minimal disruption of ecosystem processes. Most assays produce only qualitative results, with each predator testing either positive or negative for target prey remains. Nevertheless, they have yielded important insights into community process...

journal_title：Molecular ecology

authors： Greenstone MH,Payton ME,Weber DC,Simmons AM

更新日期：2014-08-01 00:00:00

abstract：:Crossing over is well known to have profound effects on patterns of genetic diversity and genome evolution. Far less direct attention has been paid to another distinct outcome of meiotic recombination: noncrossover gene conversion (NCGC). Crossing over and NCGC both shuffle combinations of alleles, and this degradatio...

journal_title：Molecular ecology

authors： Korunes KL,Noor MA

更新日期：2017-01-01 00:00:00

abstract：:Infections with maternally inherited Wolbachia bacteria may have dramatic influences on reproductive traits and speciation patterns of their hosts. We here show that in the beetle genus Altica, infection has influenced phylogenetic patterns of the host's mtDNA and different strains led to repeated selective sweeps. By...

journal_title：Molecular ecology

authors： Jäckel R,Mora D,Dobler S

更新日期：2013-08-01 00:00:00

abstract：:Genetic divergence of populations in the presence of gene flow is a central theme in speciation research. Theory predicts that divergence can happen with full range overlap - in sympatry - driven by ecological factors, but there are few empirical examples of how ecologically divergent selection can overcome gene flow ...

journal_title：Molecular ecology

authors： Kaiser TS,von Haeseler A,Tessmar-Raible K,Heckel DG

更新日期：2021-01-07 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：:There is growing interest in understanding patterns of seasonal migratory connectivity between breeding and wintering sites, both because differences in migratory behaviour can be associated with population differentiation and because knowledge of migratory connectivity is essential for understanding the ecology, evol...

journal_title：Molecular ecology

authors： Irwin DE,Irwin JH,Smith TB

更新日期：2011-08-01 00:00:00

abstract：:The success of non-native species may depend on the genetic resources maintained through the invasion process. The Coqui (Eleutherodactylus coqui), a frog endemic to Puerto Rico, was introduced to Hawaii in the late 1980s via the horticulture trade, and has become an aggressive invader. To explore whether genetic dive...

journal_title：Molecular ecology

authors： Peacock MM,Beard KH,O'Neill EM,Kirchoff VS,Peters MB

更新日期：2009-09-01 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

abstract：:We report the population genetic structure of the endangered tropical tree species Caryocar brasiliense, based on variability at 10 microsatellite loci. Additionally, we compare heterozygosity and inbreeding estimates for continuous and fragmented populations and discuss the consequences for conservation. For a total ...

journal_title：Molecular ecology

authors： Collevatti RG,Grattapaglia D,Hay JD

更新日期：2001-02-01 00:00:00

abstract：:The Devils Hole pupfish (Cyprinodon diabolis; DHP) is an icon of conservation biology. Isolated in a 50 m(2) pool (Devils Hole), DHP is one of the rarest vertebrate species known and an evolutionary anomaly, having survived in complete isolation for thousands of years. However, recent findings suggest DHP might be you...

journal_title：Molecular ecology

authors： Sağlam İK,Baumsteiger J,Smith MJ,Linares-Casenave J,Nichols AL,O'Rourke SM,Miller MR

更新日期：2016-08-01 00:00:00

abstract：:Inferences regarding hybridization rely on genetic markers to differentiate parental taxa from one another. Intersimple sequence repeat (ISSR) markers are based on single-primer PCR reactions where the primer sequence is derived from di- and trinucleotide repeats. These markers have successfully been used to assay gen...

journal_title：Molecular ecology

authors： Wolfe AD,Xiang QY,Kephart SR

更新日期：1998-09-01 00:00:00

abstract：:A breakdown of self-incompatibility (SI) followed by a shift to selfing is commonly observed in the evolution of flowering plants. Both are expected to reduce the levels of heterozygosity and genetic diversity. However, breakdown of SI should most strongly affect the region of the SI locus (S-locus) because of the rel...

journal_title：Molecular ecology

authors： Haudry A,Zha HG,Stift M,Mable BK

更新日期：2012-03-01 00:00:00

abstract：:Most plant species are recent or ancient polyploids (displaying at least one round of genome duplication in their history). Cultivated species (e.g. wheat, cotton, canola, sugarcane, coffee) and invasive species are often relatively recent polyploids, and frequently of hybrid origin (i.e. allopolyploids). Despite the ...

journal_title：Molecular ecology

authors： Salmon A,Ainouche ML

更新日期：2010-01-01 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：:Population differentiation (PD) and ecological association (EA) tests have recently emerged as prominent statistical methods to investigate signatures of local adaptation using population genomic data. Based on statistical models, these genomewide testing procedures have attracted considerable attention as tools to id...

journal_title：Molecular ecology

authors： François O,Martins H,Caye K,Schoville SD

更新日期：2016-01-01 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：:Arbuscular mycorrhizal fungi (AMF) form a mutualistic symbiosis with plant roots and are found in most ecosystems. In this study the community structure of AMF in a clade of the genus Glomus was examined in undisturbed costal grassland using LSU rDNA sequences amplified from roots of Hieracium pilosella. Roots were sa...

journal_title：Molecular ecology

authors： Rosendahl S,Stukenbrock EH

更新日期：2004-10-01 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：:The opportunity for a mutation to invade a population can dramatically vary depending on the context in which this mutation occurs. Such context dependence is difficult to document as it requires the ability to measure how a mutation affects phenotypes and fitness and to manipulate the context in which the mutation oc...

journal_title：Molecular ecology

authors： Le Gac M,Doebeli M

更新日期：2010-06-01 00:00:00

abstract：:Comparisons among patterns exhibited by functionally distinct genetic markers have been widely used to infer the impacts of demography and selection in structuring genetic variation in natural populations. However, such multilocus comparisons remain an indirect evaluation of selection at particular candidate loci; ide...

journal_title：Molecular ecology

authors： Schmidt PS,Phifer-Rixey M,Taylor GM,Christner J

更新日期：2007-06-01 00:00:00