解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::This study presents genetic evidence that whale sharks, Rhincodon typus, are comprised of at least two populations that rarely mix and is the first to document a population expansion. Relatively high genetic structure is found when comparing sharks from the Gulf of Mexico with sharks from the Indo-Pacific. If mixing o...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12754
更新日期:2014-05-01 00:00:00
abstract::Large-scale anthropogenic changes in the environment are reshaping global biodiversity and the evolutionary trajectory of many species. Evolutionary mechanisms that allow organisms to thrive in this rapidly changing environment are just beginning to be investigated (Hoffmann & Sgrò 2011; Colautti & Barrett 2013). Weed...
journal_title:Molecular ecology
pub_type: 评论,杂志文章
doi:10.1111/mec.12717
更新日期:2014-05-01 00:00:00
abstract::Human activities have increasingly introduced plant species far outside their native ranges under environmental conditions that can strongly differ from those originally met. Therefore, before spreading, and potentially causing ecological and economical damage, non-native species may rapidly evolve. Evidence of geneti...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12683
更新日期:2014-05-01 00:00:00
abstract::Homologous recombination between bacterial strains is theoretically capable of preventing the separation of daughter clusters, and producing cohesive clouds of genotypes in sequence space. However, numerous barriers to recombination are known. Barriers may be essential such as adaptive incompatibility, or ecological, ...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12742
更新日期:2014-05-01 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
pub_type: 杂志文章
doi:10.1111/mec.12687
更新日期:2014-04-01 00:00:00
abstract::Divergent life history strategies occur in steelhead or rainbow trout Oncorhynchus mykiss, and many populations produce both migrant (anadromous fish that move to the ocean after rearing) and resident (do not migrate and remain in fresh water) individuals. Mechanisms leading to each type are only partially understood;...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12713
更新日期:2014-04-01 00:00:00
abstract::High-throughput sequencing approaches have enabled characterizations of the community composition of numerous gut microbial communities, which in turn has enhanced interest in their diversity and functional relationships in different groups of vertebrates. Although fishes represent the greatest taxonomic and ecologica...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12699
更新日期:2014-04-01 00:00:00
abstract::Carrion beetles (Coleoptera, Silphidae) are well known for their behaviour of exploiting vertebrate carcasses for nutrition. While species in the subfamily Silphinae feed on large carcasses and on larvae of competing scavengers, the Nicrophorinae are unique in monopolizing, burying and defending small carrion, and pro...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12469
更新日期:2014-03-01 00:00:00
abstract::Many insects possess endosymbiotic bacteria inside their body, wherein intimate interactions occur between the partners. While recent technological advancements have deepened our understanding of metabolic and evolutionary features of the symbiont genomes, molecular mechanisms underpinning the intimate interactions re...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12479
更新日期:2014-03-01 00:00:00
abstract::Insect guts are often colonized by multispecies microbial communities that play integral roles in nutrition, digestion and defence. Community composition can differ across host species with increasing dietary and genetic divergence, yet gut microbiota can also vary between conspecific hosts and across an individual's ...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12607
更新日期:2014-03-01 00:00:00
abstract::The formation of stable genetic boundaries between emerging species is often diagnosed by reduced hybrid fitness relative to parental taxa. This reduced fitness can arise from endogenous and/or exogenous barriers to gene flow. Although detecting exogenous barriers in nature is difficult, we can estimate the role of ec...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12671
更新日期:2014-03-01 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
pub_type: 杂志文章
doi:10.1111/mec.12668
更新日期:2014-03-01 00:00:00
abstract::Experimental studies of the interaction between host and symbiont in a maturing symbiotic organ have presented a challenge for most animal-bacterial associations. Advances in the rearing of the host squid Euprymna scolopes have enabled us to explore the relationship between a defect in symbiont light production and la...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12474
更新日期:2014-03-01 00:00:00
abstract::Genetic variation is of key importance for a species' evolutionary potential, and its estimation is a major component of conservation studies. New DNA sequencing technologies have enabled the analysis of large portions of the genome in nonmodel species, promising highly accurate estimates of such population genetic pa...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12636
更新日期:2014-02-01 00:00:00
abstract::In High Arctic ecosystems, plant growth and reproduction are limited by low soil moisture and nutrient availability, low soil and air temperatures, and a short growing season. Mycorrhizal associations facilitate plant nutrient acquisition and water uptake and may therefore be particularly ecologically important in nut...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12646
更新日期:2014-02-01 00:00:00
abstract::Unlike other migratory hummingbirds in North America, the broad-tailed hummingbird (Selasphorus platycercus) exhibits both long-distance migratory behaviour in the USA and sedentary behaviour in Mexico and Guatemala. We examined the evolution of migration linked to its northward expansion using a multiperspective appr...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12614
更新日期:2014-02-01 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
pub_type: 评论,杂志文章
doi:10.1111/mec.12621
更新日期:2014-02-01 00:00:00
abstract::We investigate population genetic structuring in Margaritifera falcata, a freshwater mussel native to western North America, across the majority of its geographical range. We find shallow rangewide genetic structure, strong population-level structuring and very low population diversity in this species, using both mito...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12557
更新日期:2013-12-01 00:00:00
abstract::Contemporary adaptation of plant feeding insects to introduced hosts provides clear cases of ecologically based population divergence. In most cases the mechanisms permitting rapid differentiation are not well known. Here we study morphological and genetic variation associated with recent shifts by the Australian soap...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12553
更新日期:2013-12-01 00:00:00
abstract::Understanding connectivity of coral populations among and within reefs over ecologically significant timescales is essential for developing evidence-based management strategies, including the design of marineprotected areas. Here, we present the first assessment of contemporary connectivity among populations of two Mo...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12539
更新日期:2013-12-01 00:00:00
abstract::Conservation programmes aim at maximizing the survival probability of populations, by minimizing the loss of genetic diversity, which allows populations to adapt to changes, and controlling inbreeding increases. The best known strategy to achieve these goals is optimizing the contributions of the parents to minimize g...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12560
更新日期:2013-12-01 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
pub_type: 杂志文章
doi:10.1111/mec.12533
更新日期:2013-12-01 00:00:00
abstract::Dispersal is a key factor in invasion and in the persistence and evolution of species. Despite the importance of estimates of dispersal distance, dispersal measurement remains a real methodological challenge. In this study, we characterized dispersal by exploiting a specific case of biological invasion, in which multi...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12489
更新日期:2013-11-01 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
pub_type: 杂志文章
doi:10.1111/mec.12495
更新日期:2013-11-01 00:00:00
abstract::The primary goal of captive breeding programmes for endangered species is to prevent extinction, a component of which includes the preservation of genetic diversity and avoidance of inbreeding. This is typically accomplished by minimizing mean kinship in the population, thereby maintaining equal representation of the ...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12482
更新日期:2013-11-01 00:00:00
abstract::The process of discovering species is a fundamental responsibility of systematics. Recently, there has been a growing interest in coalescent-based methods of species delimitation aimed at objectively identifying species early in the divergence process. However, few empirical studies have compared these new methods wit...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12446
更新日期:2013-10-01 00:00:00
abstract::The increasing rate of biological invasions resulting from human transport or human-mediated changes to the environment has had devastating ecological and public health consequences. The kissing bug, Triatoma infestans, has dispersed through the Peruvian city of Arequipa. The biological invasion of this insect has res...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12471
更新日期:2013-10-01 00:00:00
abstract::Oceanic islands have been a test ground for evolutionary theory, but here, we focus on the possibilities for evolutionary study created by offshore islands. These can be colonized through various means and by a wide range of species, including those with low dispersal capabilities. We use morphology, modern and ancien...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12462
更新日期:2013-10-01 00:00:00
abstract::Interacting species of pollinator-host systems, especially the obligate ones, are sensitive to habitat fragmentation, due to the nature of mutual dependence. Comparative studies of genetic structure can provide insights into how habitat fragmentation contributes to patterns of genetic divergence among populations of t...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12406
更新日期:2013-09-01 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
pub_type: 杂志文章
doi:10.1111/mec.12382
更新日期:2013-08-01 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
pub_type: 杂志文章
doi:10.1111/mec.12389
更新日期:2013-08-01 00:00:00
abstract::Anthropogenic global climate change is expected to cause severe range contractions among alpine plants. Alpine areas in the Mediterranean region are of special concern because of the high abundance of endemic species with narrow ranges. This study combined species distribution models, population structure analyses and...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12383
更新日期:2013-08-01 00:00:00
abstract::We combine kinship estimates with traditional F-statistics to explain contemporary drivers of population genetic differentiation despite high gene flow. We investigate range-wide population genetic structure of the California spiny (or red rock) lobster (Panulirus interruptus) and find slight, but significant global p...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12341
更新日期:2013-07-01 00:00:00
abstract::Colonization of vacant habitat is a fundamental ecological process that affects the ability of species to persist and undergo range modifications in continually shifting landscapes. Thus, understanding factors that affect and limit colonization has important ecological and conservation implications. Epiphytic orchids ...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12338
更新日期:2013-07-01 00:00:00
abstract::Landscape genetics offers a powerful approach to understanding species' dispersal patterns. However, a central obstacle is to account for ecological processes operating at multiple spatial scales, while keeping research outcomes applicable to conservation management. We address this challenge by applying a novel multi...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12359
更新日期:2013-07-01 00:00:00
abstract::In nitrogen (N) fixing symbioses, host-symbiont specificity, genetic variation in bacterial symbionts and environmental variation represent fundamental constraints on the ecology, evolution and practical uses of these interactions, but detailed information is lacking for many naturally occurring N-fixers. This study e...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12339
更新日期:2013-07-01 00:00:00
abstract::It is challenging to unravel the history of organisms with highly scattered populations. Such species may have fragmented distributions because extant populations are remnants of a previously more continuous range, or because the species has narrow habitat requirements in combination with good dispersal capacity (natu...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12313
更新日期:2013-06-01 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
pub_type: 杂志文章
doi:10.1111/mec.12296
更新日期:2013-06-01 00:00:00
abstract::We investigated the relationship between genomic and phenotypic evolution among replicate populations of Escherichia coli evolved for 1000 generations in four different environments. By resequencing evolved genomes, we identified parallel changes in genes encoding transcription regulators within and between environmen...
journal_title:Molecular ecology
pub_type: 杂志文章
doi:10.1111/mec.12312
更新日期:2013-06-01 00:00:00
abstract::How does one species become two? What is the relative importance of selection vs. drift? How many genes are involved, what are their effect sizes and where are they located in the genome? The answers to these questions will inevitably vary from one species to another, but by addressing these questions in a diverse arr...
journal_title:Molecular ecology
pub_type: 评论,杂志文章
doi:10.1111/mec.12314
更新日期:2013-06-01 00:00:00