On the probability of dinosaur fleas.

abstract：BACKGROUND:Effects of polyploidisation on gene flow between natural populations are little known. Central European diploid and tetraploid populations of Arabidopsis arenosa and A. lyrata are here used to study interspecific and interploidal gene flow, using a combination of nuclear and plastid markers. RESULTS:Ploidal...

journal_title：BMC evolutionary biology

authors： Jørgensen MH,Ehrich D,Schmickl R,Koch MA,Brysting AK

更新日期：2011-11-29 00:00:00

abstract：BACKGROUND:Remipedia, a group of homonomously segmented, cave-dwelling, eyeless arthropods have been regarded as basal crustaceans in most early morphological and taxonomic studies. However, molecular sequence information together with the discovery of a highly differentiated brain led to a reconsideration of their phy...

journal_title：BMC evolutionary biology

authors： Stemme T,Iliffe TM,Bicker G,Harzsch S,Koenemann S

更新日期：2012-09-05 00:00:00

abstract：BACKGROUND:Phylogeography is an important tool that can be used to reveal cryptic biodiversity and to better understand the processes that promote lineage diversification. We studied the phylogeographic history of the Arboreal Salamander (Aneides lugubris), a wide-ranging species endemic to the California floristic pro...

journal_title：BMC evolutionary biology

authors： Reilly SB,Corl A,Wake DB

更新日期：2015-11-04 00:00:00

abstract：BACKGROUND:Publication of the first diatom genome, that of Thalassiosira pseudonana, established it as a model species for experimental and genomic studies of diatoms. Virtually every ensuing study has treated T. pseudonana as a marine diatom, with genomic and experimental data valued for their insights into the ecolog...

journal_title：BMC evolutionary biology

authors： Alverson AJ,Beszteri B,Julius ML,Theriot EC

更新日期：2011-05-14 00:00:00

abstract：BACKGROUND:Small insertions and deletions occur in humans at a lower rate compared to nucleotide changes, but evolve under more constraint than nucleotide changes. While the evolution of insertions and deletions have been investigated using ape outgroups, the now available genome of a Neandertal can shed light on the e...

journal_title：BMC evolutionary biology

authors： Chintalapati M,Dannemann M,Prüfer K

更新日期：2017-08-04 00:00:00

abstract：BACKGROUND:Selective pressure from pathogens is thought to shape the allelic diversity of major histocompatibility complex (MHC) genes in vertebrates. In particular, both local adaptation to pathogens and gene flow are thought to explain a large part of the intraspecific variation observed in MHC allelic diversity. To ...

journal_title：BMC evolutionary biology

authors： Gillingham MA,Béchet A,Courtiol A,Rendón-Martos M,Amat JA,Samraoui B,Onmuş O,Sommer S,Cézilly F

更新日期：2017-02-20 00:00:00

abstract：BACKGROUND:Oceans are high gene flow environments that are traditionally believed to hamper the build-up of genetic divergence. Despite this, divergence appears to occur occasionally at surprisingly small scales. The Galápagos archipelago provides an ideal opportunity to examine the evolutionary processes of local dive...

journal_title：BMC evolutionary biology

authors： Wolf JB,Harrod C,Brunner S,Salazar S,Trillmich F,Tautz D

更新日期：2008-05-16 00:00:00

abstract：BACKGROUND:Anthropogenic factors can have a major impact on the contemporary distribution of intraspecific genetic diversity. Many freshwater fishes have finely structured and locally adapted populations, but their natural genetic structure can be affected by river engineering schemes across river basins, fish transfer...

journal_title：BMC evolutionary biology

authors： Bartáková V,Bryja J,Reichard M

更新日期：2018-07-04 00:00:00

abstract：BACKGROUND:A complex of incipient species with different degrees of morphological or ecological differentiation provides an ideal model for studying species divergence. We examined the phylogeography and the evolutionary history of the Rhododendron pseudochrysanthum s. l. RESULTS:Systematic inconsistency was detected ...

journal_title：BMC evolutionary biology

authors： Huang CC,Hung KH,Hwang CC,Huang JC,Lin HD,Wang WK,Wu PY,Hsu TW,Chiang TY

更新日期：2011-04-19 00:00:00

abstract：BACKGROUND:The PE and PPE multigene families of Mycobacterium tuberculosis comprise about 10% of the coding potential of the genome. The function of the proteins encoded by these large gene families remains unknown, although they have been proposed to be involved in antigenic variation and disease pathogenesis. Interes...

journal_title：BMC evolutionary biology

authors： Gey van Pittius NC,Sampson SL,Lee H,Kim Y,van Helden PD,Warren RM

更新日期：2006-11-15 00:00:00

abstract：BACKGROUND:Populations of herbivorous insects may become genetically differentiated because of local adaptation to different hosts and climates as well as historical processes, and further genetic divergence may occur following the development of reproductive isolation among populations. Here we investigate the populat...

journal_title：BMC evolutionary biology

authors： Wang YZ,Li BY,Hoffmann AA,Cao LJ,Gong YJ,Song W,Zhu JY,Wei SJ

更新日期：2017-12-20 00:00:00

abstract：BACKGROUND:Population genetics theory predicts an important role of differences in the effective population size (N e ) among species on shaping the accumulation of functional mutations by regulating the selection efficiency. However, this correlation has never been tested in domesticated animals. RESULTS:Here, we syn...

journal_title：BMC evolutionary biology

authors： Chen J,Ni P,Li X,Han J,Jakovlić I,Zhang C,Zhao S

更新日期：2018-01-19 00:00:00

abstract：BACKGROUND:Protein sequence evolution is constrained by the biophysics of folding and function, causing interdependence between interacting sites in the sequence. However, current site-independent models of sequence evolutions do not take this into account. Recent attempts to integrate the influence of structure and bi...

journal_title：BMC evolutionary biology

authors： Grahnen JA,Nandakumar P,Kubelka J,Liberles DA

更新日期：2011-12-16 00:00:00

abstract：BACKGROUND:Gene duplication has been identified as a key process driving functional change in many genomes. Several biological models exist for the evolution of a pair of duplicates after a duplication event, and it is believed that gene duplicates can evolve in different ways, according to one process, or a mix of pro...

journal_title：BMC evolutionary biology

authors： Stark TL,Liberles DA,Holland BR,O'Reilly MM

更新日期：2017-01-31 00:00:00

abstract：BACKGROUND:Sperm storage plays a key role in the reproductive success of many sexually-reproducing organisms, and the capacity of long-term sperm storage varies across species. While there are theoretical explanations for why such variation exists, to date there are no controlled empirical tests of the reproductive con...

journal_title：BMC evolutionary biology

authors： Dhillon A,Chowdhury T,Morbey YE,Moehring AJ

更新日期：2020-11-30 00:00:00

abstract：BACKGROUND:Ependymins were originally defined as fish-specific secreted glycoproteins involved in central nervous system plasticity and memory formation. Subsequent research revealed that these proteins represent a fish-specific lineage of a larger ependymin-related protein family (EPDRs). EPDRs have now been identifie...

journal_title：BMC evolutionary biology

authors： McDougall C,Hammond MJ,Dailey SC,Somorjai IML,Cummins SF,Degnan BM

更新日期：2018-12-04 00:00:00

abstract：BACKGROUND:The existence of "ancient asexuals", taxa that have persisted for long periods of evolutionary history without sexual recombination, is both controversial and important for our understanding of the evolution and maintenance of sexual reproduction. A lack of sex has consequences not only for the ecology of th...

journal_title：BMC evolutionary biology

authors： Lunt DH

更新日期：2008-07-07 00:00:00

abstract：BACKGROUND:Numerous biological functions of long intergenic non-coding RNAs (lincRNAs) have been identified. However, the contribution of lincRNAs to the domestication process has remained elusive. Following domestication from their wild ancestors, animals display substantial changes in many phenotypic traits. Therefor...

journal_title：BMC evolutionary biology

authors： Wang YM,Xu HB,Wang MS,Otecko NO,Ye LQ,Wu DD,Zhang YP

更新日期：2017-08-15 00:00:00

abstract：BACKGROUND:The evolution and origin of cave organisms is a recurring issue in evolutionary studies, but analyses are often hindered by the inaccessibility of caves, morphological convergence, and complex colonization processes. Here we investigated the evolutionary history of Nesticella cave spiders, which are mainly d...

journal_title：BMC evolutionary biology

authors： Zhang Y,Li S

更新日期：2013-09-04 00:00:00

abstract：BACKGROUND:Molecular and genetic analyses conducted in model organisms such as Drosophila and vertebrates, have provided a wealth of information about how networks of transcription factors control the proper development of these species. Much less is known, however, about the evolutionary origin of these elaborated net...

journal_title：BMC evolutionary biology

authors： Simionato E,Ledent V,Richards G,Thomas-Chollier M,Kerner P,Coornaert D,Degnan BM,Vervoort M

更新日期：2007-03-02 00:00:00

abstract：BACKGROUND:: Duplicated genes are common in vertebrate genomes. Their persistence is assumed to be either a consequence of gain of novel function (neofunctionalisation) or partitioning of the function of the ancestral molecule (sub-functionalisation). Surprisingly few studies have evaluated the extent of such modificat...

journal_title：BMC evolutionary biology

authors： Cardoso JC,de Vet EC,Louro B,Elgar G,Clark MS,Power DM

更新日期：2007-11-12 00:00:00

abstract：BACKGROUND:Alternative splicing (AS) generates various transcripts from a single gene and thus plays a significant role in transcriptomic diversity and proteomic complexity. Alu elements are primate-specific transposable elements (TEs) and can provide a donor or acceptor site for AS. In a study on TE-mediated AS, we re...

journal_title：BMC evolutionary biology

authors： Choe SH,Park SJ,Cho HM,Park HR,Lee JR,Kim YH,Huh JW

更新日期：2020-06-05 00:00:00

abstract：BACKGROUND:The multiplicity or loss of the vitellogenin (vtg) gene family in vertebrates has been argued to have broad implications for the mode of reproduction (placental or non-placental), cleavage pattern (meroblastic or holoblastic) and character of the egg (pelagic or benthic). Earlier proposals for the existence ...

journal_title：BMC evolutionary biology

authors： Finn RN,Kolarevic J,Kongshaug H,Nilsen F

更新日期：2009-01-05 00:00:00

abstract：BACKGROUND:Amongst the most commonly used molecular markers for plant phylogenetic studies are the nuclear ribosomal internal transcribed spacers (ITS). Intra-individual variability of these multicopy regions is a very common phenomenon in plants, the causes of which are debated in literature. Phylogenetic reconstructi...

journal_title：BMC evolutionary biology

authors： Göker M,Grimm GW

更新日期：2008-03-18 00:00:00

abstract：BACKGROUND:The Carpathians and the Alps are the largest mountain ranges of the European Alpine System and important centres of endemism. Among the distinctive endemic species of this area is Saxifraga wahlenbergii, a Western Carpathians member of the speciose genus Saxifraga. It was frequently considered a taxonomicall...

journal_title：BMC evolutionary biology

authors： Tkach N,Röser M,Suchan T,Cieślak E,Schönswetter P,Ronikier M

更新日期：2019-01-11 00:00:00

abstract：BACKGROUND:A protein-protein interaction network (PIN) was suggested to be a disassortative network, in which interactions between high- and low-degree nodes are favored while hub-hub interactions are suppressed. It was postulated that a disassortative structure minimizes unfavorable cross-talks between different hub-c...

journal_title：BMC evolutionary biology

authors： Hase T,Niimura Y,Tanaka H

更新日期：2010-11-18 00:00:00

abstract：BACKGROUND:Maternally inherited endosymbionts like Wolbachia pipientis are in linkage disequilibrium with the mtDNA of their hosts. Therefore, they can induce selective sweeps, decreasing genetic diversity over many generations. This sex ratio distorter, that is involved in the origin of parthenogenesis and other repro...

journal_title：BMC evolutionary biology

authors： Rodriguero MS,Lanteri AA,Confalonieri VA

更新日期：2010-11-04 00:00:00

abstract：BACKGROUND:Recent approaches for context-dependent evolutionary modelling assume that the evolution of a given site depends upon its ancestor and that ancestor's immediate flanking sites. Because such dependency pattern cannot be imposed on the root sequence, we consider the use of different orders of Markov chains to ...

journal_title：BMC evolutionary biology

authors： Baele G,Van de Peer Y,Vansteelandt S

更新日期：2010-08-10 00:00:00

abstract：BACKGROUND:Molecular biological techniques are dramatically changing our view of microbial diversity in almost any environment that has so far been investigated. This study presents a systematic survey of the microbial diversity associated with a population of Acromyrmex leafcutter ants. In contrast to previous studies...

journal_title：BMC evolutionary biology

authors： Van Borm S,Billen J,Boomsma JJ

更新日期：2002-05-03 00:00:00

abstract：BACKGROUND:The APOBEC3 (A3) genes play a key role in innate antiviral defense in mammals by introducing directed mutations in the DNA. The human genome encodes for seven A3 genes, with multiple splice alternatives. Different A3 proteins display different substrate specificity, but the very basic question on how discern...

journal_title：BMC evolutionary biology

authors： Münk C,Willemsen A,Bravo IG

更新日期：2012-05-28 00:00:00