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  1. The geographic distribution of evolutionary lineages and the patterns of gene flow upon secondary contact provide insight into the process of divergence and speciation. We explore the evolutionary history of t...

    Authors: Borja Milá, Yann Surget-Groba, Benoît Heulin, Alberto Gosá and Patrick S Fitze
    Citation: BMC Evolutionary Biology 2013 13:192
    Content type: Research article Published on:

  2. The tropical Andes and Amazon are among the richest regions of endemism for mammals, and each has given rise to extensive in situ radiations. Various animal lineages have radiated ex situ after colonizing one of ...

    Authors: Nathan S Upham, Reed Ojala-Barbour, Jorge Brito M, Paúl M Velazco and Bruce D Patterson
    Citation: BMC Evolutionary Biology 2013 13:191
    Content type: Research article Published on:

  3. Trypanosomatids of the genera Angomonas and Strigomonas live in a mutualistic association characterized by extensive metabolic cooperation with obligate endosymbiotic Betaproteobacteria. However, the role played ...

    Authors: João MP Alves, Cecilia C Klein, Flávia Maia da Silva, André G Costa-Martins, Myrna G Serrano, Gregory A Buck, Ana Tereza R Vasconcelos, Marie-France Sagot, Marta MG Teixeira, Maria Cristina M Motta and Erney P Camargo
    Citation: BMC Evolutionary Biology 2013 13:190
    Content type: Research article Published on:

  4. Osmoregulation was a primary challenge for cetaceans during the evolutionary transition from a terrestrial to a mainly hyperosmotic environment. Several physiological mechanisms have been suggested to maintain...

    Authors: Shixia Xu, Yunxia Yang, Xuming Zhou, Junxiao Xu, Kaiya Zhou and Guang Yang
    Citation: BMC Evolutionary Biology 2013 13:189
    Content type: Research article Published on:

  5. Repeated colonisation of novel host-plants is believed to be an essential component of the evolutionary success of phytophagous insects. The relative timing between the origin of an insect lineage and the plan...

    Authors: Michael J McLeish, Joseph T Miller and Laurence A Mound
    Citation: BMC Evolutionary Biology 2013 13:188
    Content type: Research article Published on:

  6. We recently reported (Curr Biol 22:683–688, 2012) that the eyes of giant and colossal squid can grow to three times the diameter of the eyes of any other animal, including large fishes and whales. As an explan...

    Authors: Dan-E Nilsson, Eric J Warrant, Sönke Johnsen, Roger T Hanlon and Nadav Shashar
    Citation: BMC Evolutionary Biology 2013 13:187
    Content type: Correspondence Published on:

  7. Opsins have been found in the majority of animals and their most apparent functions are related to vision and light-guided behaviour. As an increasing number of sequences have become available it has become cl...

    Authors: Bo Joakim Eriksson, David Fredman, Gerhard Steiner and Axel Schmid
    Citation: BMC Evolutionary Biology 2013 13:186
    Content type: Research article Published on:

  8. Maintenance and deployment cost of immunity is high, therefore, it is expected to trade-off with other high cost traits like sexual activity. Previous studies with Drosophila melanogaster show that male’s ability...

    Authors: Vanika Gupta, Zeeshan S Ali and Nagaraj G Prasad
    Citation: BMC Evolutionary Biology 2013 13:185
    Content type: Research article Published on:

  9. Pathogenicity islands (PAIs) or genomic islands (GEIs) are considered to be the result of a recent horizontal transfer. Detecting PAIs/GEIs as well as their putative source can provide insight into the organis...

    Authors: Catherine Putonti, Bogdan Nowicki, Michael Shaffer, Yuriy Fofanov and Stella Nowicki
    Citation: BMC Evolutionary Biology 2013 13:184
    Content type: Research article Published on:

  11. Despite its short-term costs, behaviour that appears altruistic can increase an individual’s inclusive fitness by earning direct (selfish) and/or indirect (kin-selected) benefits. An evolved preference for oth...

    Authors: David Moore, Stuart Wigby, Sinead English, Sonny Wong, Tamás Székely and Freya Harrison
    Citation: BMC Evolutionary Biology 2013 13:182
    Content type: Research article Published on:

  12. The maternally inherited bacterium Wolbachia often acts as a subtle parasite that manipulates insect reproduction, resulting potentially in reproductive isolation between host populations. Whilst distinct Wolbach...

    Authors: Emilie Dumas, Célestine M Atyame, Pascal Milesi, Dina M Fonseca, Elena V Shaikevich, Sandra Unal, Patrick Makoundou, Mylène Weill and Olivier Duron
    Citation: BMC Evolutionary Biology 2013 13:181
    Content type: Research article Published on:

  13. Isoprenoids constitute a vast family of natural compounds performing diverse and essential functions in all domains of life. In most eubacteria, isoprenoids are synthesized through the methylerythritol 4-phosp...

    Authors: Lorenzo Carretero-Paulet, Agnieszka Lipska, Jordi Pérez-Gil, Félix J Sangari, Victor A Albert and Manuel Rodríguez-Concepción
    Citation: BMC Evolutionary Biology 2013 13:180
    Content type: Research article Published on:

  14. Modularity is an important feature in the evolvability of organisms, since it allows the occurrence of complex adaptations at every single level of biological systems. While at the cellular level the modular o...

    Authors: Nuria Medarde, Francesc Muñoz-Muñoz, María José López-Fuster and Jacint Ventura
    Citation: BMC Evolutionary Biology 2013 13:179
    Content type: Research article Published on:

  15. The glacial and interglacial cycles that characterized the Quaternary greatly affected the distribution and genetic diversity of plants. In the Neotropics, few phylogeographic studies have focused on coastal s...

    Authors: Geraldo Mäder, Jéferson N Fregonezi, Aline P Lorenz-Lemke, Sandro L Bonatto and Loreta B Freitas
    Citation: BMC Evolutionary Biology 2013 13:178
    Content type: Research article Published on:

  16. Fossil evidence of ginkgophyte ontogeny is exceedingly rare. Early development in the extant Ginkgo biloba is characterized by a series of distinct ontogenetic stages. Fossils providing insights into the early on...

    Authors: Kathleen Bauer, Lea Grauvogel-Stamm, Evelyn Kustatscher and Michael Krings
    Citation: BMC Evolutionary Biology 2013 13:177
    Content type: Research article Published on:

  17. Brown trout Salmo trutta have been described in terms of five major mtDNA lineages, four of which correspond to major ocean basins, and one, according to some authors, to a distinct taxon, marbled trout Salmo mar...

    Authors: Estelle Lerceteau-Köhler, Ulrich Schliewen, Theodora Kopun and Steven Weiss
    Citation: BMC Evolutionary Biology 2013 13:176
    Content type: Research article Published on:

  18. The Galapagos Islands constitute a highly diverse ecosystem and a unique source of variation in the form of endemic species. There are two endemic tomato species, Solanum galapagense and S. cheesmaniae and two in...

    Authors: Alejandro F Lucatti, Adriaan W van Heusden, Ric CH de Vos, Richard GF Visser and Ben Vosman
    Citation: BMC Evolutionary Biology 2013 13:175
    Content type: Research article Published on:

  19. Sex in higher diploids carries a two-fold cost of males that should reduce its fitness relative to cloning, and result in its extinction. Instead, sex is widespread and clonal species face early obsolescence. ...

    Authors: David Green and Chris Mason
    Citation: BMC Evolutionary Biology 2013 13:174
    Content type: Research article Published on:

  20. Few mitochondrial gene rearrangements are found in vertebrates and large-scale changes in these genomes occur even less frequently. It is difficult, therefore, to propose a mechanism to account for observed ch...

    Authors: Wei Shi, Xiao-Li Dong, Zhong-Ming Wang, Xian-Guang Miao, Shu-Ying Wang and Xiao-Yu Kong
    Citation: BMC Evolutionary Biology 2013 13:173
    Content type: Research article Published on:

  22. A dual olfactory system, represented by two anatomically distinct but spatially proximate chemosensory epithelia that project to separate areas of the forebrain, is known in several classes of tetrapods. Lungf...

    Authors: Steven Chang, Yu-Wen Chung-Davidson, Scot V Libants, Kaben G Nanlohy, Matti Kiupel, C Titus Brown and Weiming Li
    Citation: BMC Evolutionary Biology 2013 13:172
    Content type: Research article Published on:

  25. Patterns of genetic diversity between and within natural plant populations and their driving forces are of great interest in evolutionary biology. However, few studies have been performed on the genetic struct...

    Authors: Jing Ren, Liang Chen, Daokun Sun, Frank M You, Jirui Wang, Yunliang Peng, Eviatar Nevo, Avigdor Beiles, Dongfa Sun, Ming-Cheng Luo and Junhua Peng
    Citation: BMC Evolutionary Biology 2013 13:169
    Content type: Research article Published on:

  26. On August 9th 2012, we published an original research article in Scientific Reports, concluding that artificial radionuclides released from the Fukushima Dai-ichi Nuclear Power Plant exerted genetically and physi...

    Authors: Atsuki Hiyama, Chiyo Nohara, Wataru Taira, Seira Kinjo, Masaki Iwata and Joji M Otaki
    Citation: BMC Evolutionary Biology 2013 13:168
    Content type: Correspondence Published on:

  27. The accumulation of repetitive DNA during sex chromosome differentiation is a common feature of many eukaryotes and becomes more evident after recombination has been restricted or abolished. The accumulated re...

    Authors: Octavio M Palacios-Gimenez, Elio R Castillo, Dardo A Martí and Diogo C Cabral-de-Mello
    Citation: BMC Evolutionary Biology 2013 13:167
    Content type: Research article Published on:

  28. Molecular phylogenetics has provided unprecedented resolution in the ruminant evolutionary tree. However, molecular age estimates using only one or a few (often misapplied) fossil calibration points have produ...

    Authors: Faysal Bibi
    Citation: BMC Evolutionary Biology 2013 13:166
    Content type: Research article Published on:

  29. In recent years, as the development of next-generation sequencing technology, a growing number of genes have been reported as being horizontally transferred from prokaryotes to eukaryotes, most of them involvi...

    Authors: Jian-Bo Yuan, Xiao-Jun Zhang, Cheng-Zhang Liu, Jian-Kai Wei, Fu-Hua Li and Jian-Hai Xiang
    Citation: BMC Evolutionary Biology 2013 13:165
    Content type: Research article Published on:

  30. Synonymous or silent mutations are usually thought to evolve neutrally. However, accumulating recent evidence has demonstrated that silent mutations may destabilize RNA structures or disrupt cis regulatory motifs...

    Authors: Itay Mayrose, Adi Stern, Ela O Burdelova, Yosef Sabo, Nihay Laham-Karam, Rachel Zamostiano, Eran Bacharach and Tal Pupko
    Citation: BMC Evolutionary Biology 2013 13:164
    Content type: Research article Published on:

  32. Despite rapid progress in understanding the mechanisms that shape the evolution of proteins, the relative importance of various factors remain to be elucidated. In this study, we have assessed the effects of 1...

    Authors: Wen Wei, Tao Zhang, Dan Lin, Zu-Jun Yang and Feng-Biao Guo
    Citation: BMC Evolutionary Biology 2013 13:162
    Content type: Research article Published on:

  33. The intention of this editorial is to steer researchers through methodological choices in molecular evolution, drawing on the combined expertise of the authors. Our aim is not to review the most advanced metho...

    Authors: Maria Anisimova, David A Liberles, Hervé Philippe, Jim Provan, Tal Pupko and Arndt von Haeseler
    Citation: BMC Evolutionary Biology 2013 13:161
    Content type: Editorial Published on:

  34. The extent of phenotypic differentiation in response to local environmental conditions is a key component of species adaptation and persistence. Understanding the structuring of phenotypic diversity in respons...

    Authors: Diego F Alvarado-Serrano, Lucia Luna and L Lacey Knowles
    Citation: BMC Evolutionary Biology 2013 13:160
    Content type: Research article Published on:

  35. Light, the driving force of photosynthesis, can be harmful when present in excess; therefore, any light harvesting system requires photoprotection. Members of the extended light-harvesting complex (LHC) protei...

    Authors: Sabine Sturm, Johannes Engelken, Ansgar Gruber, Sascha Vugrinec, Peter G Kroth, Iwona Adamska and Johann Lavaud
    Citation: BMC Evolutionary Biology 2013 13:159
    Content type: Research article Published on:

  39. Birnaviruses form a distinct family of double-stranded RNA viruses infecting animals as different as vertebrates, mollusks, insects and rotifers. With such a wide host range, they constitute a good model for s...

    Authors: Jean-François Gibrat, Mahendra Mariadassou, Pierre Boudinot and Bernard Delmas
    Citation: BMC Evolutionary Biology 2013 13:154
    Content type: Research article Published on:

  40. Gen(om)e duplication events are hypothesized as key mechanisms underlying the origin of phenotypic diversity and evolutionary innovation. The diverse and species-rich lineage of teleost fishes is a renowned ex...

    Authors: Eveline T Diepeveen, Fabienne D Kim and Walter Salzburger
    Citation: BMC Evolutionary Biology 2013 13:153
    Content type: Research article Published on:

  41. Transposable elements (TEs) have the potential to produce broad changes in the genomes of their hosts, acting as a type of evolutionary toolbox and generating a collection of new regulatory and coding sequence...

    Authors: Carlos Henrique Schneider, Maria Claudia Gross, Maria Leandra Terencio, Edson Junior do Carmo, Cesar Martins and Eliana Feldberg
    Citation: BMC Evolutionary Biology 2013 13:152
    Content type: Research article Published on:

  42. Individuals commonly prefer certain trait values over others when choosing their mates. If such preferences diverge between populations, they can generate behavioral reproductive isolation and thereby contribu...

    Authors: Tanja Schwander, Devin Arbuthnott, Regine Gries, Gerhard Gries, Patrik Nosil and Bernard J Crespi
    Citation: BMC Evolutionary Biology 2013 13:151
    Content type: Research article Published on:

  43. Fiddler crabs, genus Uca, are classic examples of how intense sexual selection can produce exaggerated male traits. Throughout the genus the enlarged “major” cheliped (claw) of the male fiddler crab is used both ...

    Authors: Brook O Swanson, Matthew N George, Stuart P Anderson and John H Christy
    Citation: BMC Evolutionary Biology 2013 13:137
    Content type: Research article Published on:

  44. Currently, there is very limited knowledge about the genes involved in normal pigmentation variation in East Asian populations. We carried out a genome-wide scan of signatures of positive selection using the 1...

    Authors: Jessica L Hider, Rachel M Gittelman, Tapan Shah, Melissa Edwards, Arnold Rosenbloom, Joshua M Akey and Esteban J Parra
    Citation: BMC Evolutionary Biology 2013 13:150
    Content type: Research article Published on:

  45. Genes of the major histocompatibility complex (MHC) exhibit high levels of variability, which is believed to have arisen through pathogen-mediated selection. We investigated the relationship between parasite l...

    Authors: Min Zhang and Hongxuan He
    Citation: BMC Evolutionary Biology 2013 13:149
    Content type: Research article Published on:

  47. Pleistocene climatic oscillations have played a major role in structuring present-day biodiversity. The southern Mediterranean peninsulas have long been recognized as major glacial refugia, from where Northern...

    Authors: Daniele Salvi, D James Harris, Antigoni Kaliontzopoulou, Miguel A Carretero and Catarina Pinho
    Citation: BMC Evolutionary Biology 2013 13:147
    Content type: Research article Published on:

  48. Increasingly, similarity networks are being used for evolutionary analyses of molecular datasets. These networks are very useful, in particular for the analysis of gene sharing, lateral gene transfer and for t...

    Authors: Sébastien Halary, James O McInerney, Philippe Lopez and Eric Bapteste
    Citation: BMC Evolutionary Biology 2013 13:146
    Content type: Software Published on:

  49. Histone modification is an epigenetic mechanism that influences gene regulation in eukaryotes. In particular, histone modifications in CpG islands (CGIs) are associated with different chromatin states and with...

    Authors: Most Mauluda Akhtar, Giovanni Scala, Sergio Cocozza, Gennaro Miele and Antonella Monticelli
    Citation: BMC Evolutionary Biology 2013 13:145
    Content type: Research article Published on:

  50. Vitamin D is essential for a wide range of physiological processes including immune function and calcium homeostasis. Recent investigations have identified candidate genes which are strongly linked to concentr...

    Authors: Valerie Kuan, Adrian R Martineau, Chris J Griffiths, Elina Hyppönen and Robert Walton
    Citation: BMC Evolutionary Biology 2013 13:144
    Content type: Research article Published on:

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