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  1. Interspecies animal hybrids can employ clonal or hemiclonal reproduction modes where one or all parental genomes are transmitted to the progeny without recombination. Nevertheless, some interspecies hybrids re...

    Authors: Dmitry Dedukh, Spartak Litvinchuk, Juriy Rosanov, Dmitry Shabanov and Alla Krasikova
    Citation: BMC Evolutionary Biology 2017 17:220
    Content type: Research article Published on:

  3. Recently, important discoveries regarding the archaeon that functioned as the “host” in the merger with a bacterium that led to the eukaryotes, its “complex” nature, and its phylogenetic relationship to eukary...

    Authors: P.T.S. van der Gulik, W.D. Hoff and D. Speijer
    Citation: BMC Evolutionary Biology 2017 17:218
    Content type: Review Published on:

  4. The Spiralia are a large, morphologically diverse group of protostomes (e.g. molluscs, annelids, nemerteans) that share a homologous mode of early development called spiral cleavage. One of the most highly-con...

    Authors: Deirdre C. Lyons, Kimberly J. Perry and Jonathan Q. Henry
    Citation: BMC Evolutionary Biology 2017 17:217
    Content type: Research article Published on:

  5. Species with broad distributions frequently divide into multiple genetic forms and may therefore be viewed as “cryptic species”. Here, we used the mitochondrial cytochrome b (Cytb) and 12 nuclear DNA loci to inve...

    Authors: Weitao Chen, Zaixuan Zhong, Wei Dai, Qi Fan and Shunping He
    Citation: BMC Evolutionary Biology 2017 17:216
    Content type: Research article Published on:

  6. Small non-coding RNAs, including miRNAs, and gene silencing mediated by RNA interference have been described in free-living and parasitic lineages of flatworms, but only few key factors of the small RNA pathwa...

    Authors: Santiago Fontenla, Gabriel Rinaldi, Pablo Smircich and Jose F. Tort
    Citation: BMC Evolutionary Biology 2017 17:215
    Content type: Research article Published on:

  8. Homoplasy affects demographic inference estimates. This effect has been recognized and corrective methods have been developed. However, no studies so far have defined what homoplasy metrics best describe the e...

    Authors: Diego Ortega-Del Vecchyo, Daniel Piñero, Lev Jardón-Barbolla and Joost van Heerwaarden
    Citation: BMC Evolutionary Biology 2017 17:213
    Content type: Research article Published on:

  9. This study aims to assess the role that Pleistocene refugia, rivers and local habitat conditions may have played in the evolutionary diversification of three central African duiker species (Cephalophus dorsalis, ...

    Authors: Stephan Ntie, Anne R. Davis, Katrin Hils, Patrick Mickala, Henri A. Thomassen, Katy Morgan, Hadrien Vanthomme, Mary K. Gonder and Nicola M. Anthony
    Citation: BMC Evolutionary Biology 2017 17:212
    Content type: Research article Published on:

  11. Pleistocene climatic fluctuations are known to be an engine of biotic diversification at higher latitudes, but their impact on highly diverse tropical areas such as the Andes remains less well-documented. Spec...

    Authors: Balaji Chattopadhyay, Kritika M. Garg, Chyi Yin Gwee, Scott V. Edwards and Frank E. Rheindt
    Citation: BMC Evolutionary Biology 2017 17:210
    Content type: Research article Published on:

  12. Filamentous cyanobacteria that differentiate multiple cell types are considered the peak of prokaryotic complexity and their evolution has been studied in the context of multicellularity origins. Species that ...

    Authors: Robin Koch, Anne Kupczok, Karina Stucken, Judith Ilhan, Katrin Hammerschmidt and Tal Dagan
    Citation: BMC Evolutionary Biology 2017 17:209
    Content type: Research article Published on:

  13. Segmental composition and homologies of the head of stem-group Euarthropoda have been the foci of recent studies on arthropod origins. An emerging hypothesis suggests that upper-stem group euarthropods possess...

    Authors: Peiyun Cong, Allison C. Daley, Gregory D. Edgecombe and Xianguang Hou
    Citation: BMC Evolutionary Biology 2017 17:208
    Content type: Research article Published on:

  14. Interspecific interactions have long been assumed to play an important role in diversification. Mutualistic interactions, such as nursery pollination mutualisms, have been proposed as good candidates for diver...

    Authors: Lillian Jennifer Rodriguez, Anthony Bain, Lien-Siang Chou, Lucie Conchou, Astrid Cruaud, Regielene Gonzales, Martine Hossaert-McKey, Jean-Yves Rasplus, Hsy-Yu Tzeng and Finn Kjellberg
    Citation: BMC Evolutionary Biology 2017 17:207
    Content type: Research article Published on:

  15. Cetacean brain size expansion is an enigmatic event in mammalian evolution, yet its genetic basis remains poorly explored. Here, all exons of the seven primary microcephaly (MCPH) genes that play key roles in siz...

    Authors: Shixia Xu, Xiaohui Sun, Xu Niu, Zepeng Zhang, Ran Tian, Wenhua Ren, Kaiya Zhou and Guang Yang
    Citation: BMC Evolutionary Biology 2017 17:206
    Content type: Research article Published on:

  16. The systematic positions of the extinct insect orders Hypoperlida, Miomoptera and Permopsocida were enigmatic and unstable for nearly a century. The recent studies based on new material, especially from the Ce...

    Authors: Jakub Prokop, Martina Pecharová, Romain Garrouste, Robert Beattie, Ioana C. Chintauan-Marquier and André Nel
    Citation: BMC Evolutionary Biology 2017 17:205
    Content type: Research article Published on:

  18. Estimating the variability in isolation times across co-distributed taxon pairs that may have experienced the same allopatric isolating mechanism is a core goal of comparative phylogeography. The use of hierar...

    Authors: Isaac Overcast, Justin C. Bagley and Michael J. Hickerson
    Citation: BMC Evolutionary Biology 2017 17:203
    Content type: Methodology article Published on:

  19. The molecular basis of evolutionary change is assumed to be genetic variation. However, growing evidence suggests that epigenetic mechanisms, such as DNA methylation, may also be involved in rapid adaptation t...

    Authors: Sabrina M. McNew, Daniel Beck, Ingrid Sadler-Riggleman, Sarah A. Knutie, Jennifer A. H. Koop, Dale H. Clayton and Michael K. Skinner
    Citation: BMC Evolutionary Biology 2017 17:183
    Content type: Research article Published on:

  20. The adaptive evolution of species response to environment are the key issues in molecular ecology and evolutionary biology. The direction of adaptive differentiation of species in regions lacking strong select...

    Authors: Cai-Yun Miao, Yong Li, Jie Yang and Run-Li Mao
    Citation: BMC Evolutionary Biology 2017 17:202
    Content type: Research article Published on:

  21. The impacts of hybridization on the process of speciation are manifold, leading to distinct patterns across the genome. Genetic differentiation accumulates in certain genomic regions, while divergence is hampe...

    Authors: Jente Ottenburghs, Hendrik-Jan Megens, Robert H. S. Kraus, Pim van Hooft, Sipke E. van Wieren, Richard P. M. A. Crooijmans, Ronald C. Ydenberg, Martien A. M. Groenen and Herbert H. T. Prins
    Citation: BMC Evolutionary Biology 2017 17:201
    Content type: Research article Published on:

  22. For Lake Victoria cichlid species inhabiting rocky substrates with differing light regimes, it has been proposed that adaptation of the long-wavelength-sensitive (LWS) opsin gene triggered speciation by sensory d...

    Authors: Yohey Terai, Ryutaro Miyagi, Mitsuto Aibara, Shinji Mizoiri, Hiroo Imai, Takashi Okitsu, Akimori Wada, Shiho Takahashi-Kariyazono, Akie Sato, Herbert Tichy, Hillary D. J. Mrosso, Semvua I. Mzighani and Norihiro Okada
    Citation: BMC Evolutionary Biology 2017 17:200
    Content type: Research article Published on:

  23. Non-coding small RNAs (sRNAs) regulate a variety of important biological processes across all life domains, including bacteria. However, little is known about the functional evolution of sRNAs in bacteria, whi...

    Authors: I-Chen Kimberly Chen, Gregory J. Velicer and Yuen-Tsu Nicco Yu
    Citation: BMC Evolutionary Biology 2017 17:199
    Content type: Research article Published on:

  24. Especially on islands closer to the mainland, such as the Canary Islands, different lineages that originated by multiple colonization events could have merged by hybridization, which then could have promoted r...

    Authors: M. Curto, P. Puppo, S. Kratschmer and H. Meimberg
    Citation: BMC Evolutionary Biology 2017 17:198
    Content type: Research article Published on:

  25. Animals use information from their environment to make decisions, ultimately to maximize their fitness. The nematode C. elegans has a pheromone signalling system, which hitherto has principally been thought to be...

    Authors: Barney Wharam, Laura Weldon and Mark Viney
    Citation: BMC Evolutionary Biology 2017 17:197
    Content type: Research article Published on:

  27. There is increasing recognition of the concordance between marine biogeographic and phylogeographic boundaries. However, it is still unclear how population-level divergence translates into species-level diverg...

    Authors: Ahmad Farhadi, Andrew G. Jeffs, Hamid Farahmand, Thankappan Sarasam Rejiniemon, Greg Smith and Shane D. Lavery
    Citation: BMC Evolutionary Biology 2017 17:195
    Content type: Research article Published on:

  28. Diet composition (yeast:carbohydrate ratio) is an important determinant of growth, development, and reproduction. Recent studies have shown that decreased yeast intake elicits numerous transcriptomic changes a...

    Authors: Er-Hu Chen, Qiu-Li Hou, Dan-Dan Wei, Hong-Bo Jiang and Jin-Jun Wang
    Citation: BMC Evolutionary Biology 2017 17:194
    Content type: Research article Published on:

  29. Satellite DNAs (stDNAs) are highly repeated sequences that constitute large portions of any genome. The evolutionary dynamics of stDNA (e.g. copy number, nucleotide sequence, location) can, therefore, provide ...

    Authors: Ornjira Prakhongcheep, Watcharaporn Thapana, Aorarat Suntronpong, Worapong Singchat, Khampee Pattanatanang, Rattanin Phatcharakullawarawat, Narongrit Muangmai, Surin Peyachoknagul, Kazumi Matsubara, Tariq Ezaz and Kornsorn Srikulnath
    Citation: BMC Evolutionary Biology 2017 17:193
    Content type: Research article Published on:

  30. 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 domesticatio...

    Authors: Yun-Mei Wang, Hai-Bo Xu, Ming-Shan Wang, Newton Otieno Otecko, Ling-Qun Ye, Dong-Dong Wu and Ya-Ping Zhang
    Citation: BMC Evolutionary Biology 2017 17:192
    Content type: Research article Published on:

  33. Past events like fluctuations in population size and post-glacial colonization processes may influence the relative importance of genetic drift, migration and selection when determining the present day pattern...

    Authors: Maria Cortázar-Chinarro, Ella Z. Lattenkamp, Yvonne Meyer-Lucht, Emilien Luquet, Anssi Laurila and Jacob Höglund
    Citation: BMC Evolutionary Biology 2017 17:189
    Content type: Research article Published on:

  34. The Asimina-Disepalum clade (Annonaceae subfam. Annonoideae tribe Annoneae) includes a major Neotropical-Asian biogeographical disjunction. We evaluate whether this disjunction can be explained by the Eocene bore...

    Authors: Pui-Sze Li, Daniel C. Thomas and Richard M. K. Saunders
    Citation: BMC Evolutionary Biology 2017 17:188
    Content type: Research article Published on:

  35. B4galnt2 is a blood group-related glycosyltransferase that displays cis-regulatory variation for its tissue-specific expression patterns in house mice. The wild type allele, found e.g....

    Authors: Marie Vallier, Maria Abou Chakra, Laura Hindersin, Miriam Linnenbrink, Arne Traulsen and John F. Baines
    Citation: BMC Evolutionary Biology 2017 17:187
    Content type: Research article Published on:

  36. Hundreds of herbarium collections have accumulated a valuable heritage and knowledge of plants over several centuries. Recent initiatives started ambitious preservation plans to digitize this information and m...

    Authors: Jose Carranza-Rojas, Herve Goeau, Pierre Bonnet, Erick Mata-Montero and Alexis Joly
    Citation: BMC Evolutionary Biology 2017 17:181
    Content type: Research Article Published on:

  37. Pollen tube growth and fertilization are key processes in angiosperm sexual reproduction. The transmitting tract (TT) of Nicotiana tabacum controls pollen tube growth in part by secreting pistil extensin-like pro...

    Authors: Andrzej K. Noyszewski, Yi-Cheng Liu, Koichiro Tamura and Alan G. Smith
    Citation: BMC Evolutionary Biology 2017 17:186
    Content type: Research article Published on:

  38. The distribution of mitochondrial DNA (mtDNA) lineages in Brazil is heterogeneous due to different regional colonization dynamics. Northeastern Brazil, although being an important region in terms of human imig...

    Authors: Ana Paula Schaan, Lorenna Costa, Diego Santos, Antonio Modesto, Marcos Amador, Camile Lopes, Sílvia Helena Rabenhorst, Raquel Montenegro, Bruno D. A. Souza, Thayson Lopes, France Keiko Yoshioka, Giovanny Pinto, Vivian Silbiger and Ândrea Ribeiro-dos-Santos
    Citation: BMC Evolutionary Biology 2017 17:185
    Content type: Research article Published on:

  39. Molecular taxonomy studies and barcoding projects can provide rapid means of detecting cryptic diversity. Nevertheless, the use of molecular data for species delimitation should be undertaken with caution. Esp...

    Authors: Anja Palandačić, Alexander Naseka, David Ramler and Harald Ahnelt
    Citation: BMC Evolutionary Biology 2017 17:184
    Content type: Research article Published on:

  41. Hybridization is observed in many eukaryotic lineages and can lead to the formation of polyploid species. The study of hybridization and polyploidization faces challenges both in data generation and in account...

    Authors: Olga K. Kamneva, John Syring, Aaron Liston and Noah A. Rosenberg
    Citation: BMC Evolutionary Biology 2017 17:180
    Content type: Research article Published on:

  42. 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 bee...

    Authors: Manjusha Chintalapati, Michael Dannemann and Kay Prüfer
    Citation: BMC Evolutionary Biology 2017 17:179
    Content type: Research article Published on:

  44. The p53 signalling pathway, which controls cell fate, has been extensively studied due to its prominent role in tumor development. The pathway includes the tumor supressor protein p53, its vertebrate paralogs ...

    Authors: Emma Åberg, Fulvio Saccoccia, Manfred Grabherr, Wai Ying Josefin Ore, Per Jemth and Greta Hultqvist
    Citation: BMC Evolutionary Biology 2017 17:177
    Content type: Research article Published on:

  46. Developmental associations often explain phenotypic integration. The intersected hormonal regulation of ontogenetic processes fosters predictions of steroid-mediated phenotypic integration among sexually dimor...

    Authors: Leandro Lofeu, Renata Brandt and Tiana Kohlsdorf
    Citation: BMC Evolutionary Biology 2017 17:175
    Content type: Research article Published on:

  47. Skippers (Family: Hesperiidae) are a large group of butterflies with ca. 4000 species under 567 genera. The lack of a time-calibrated higher-level phylogeny of the group has precluded understanding of its evol...

    Authors: Ranjit Kumar Sahoo, Andrew D. Warren, Steve C. Collins and Ullasa Kodandaramaiah
    Citation: BMC Evolutionary Biology 2017 17:174
    Content type: Research article Published on:

  48. The performance and fitness of social societies mainly depends on the efficiency of interactions between reproductive individuals and helpers. Helpers need to react to the group’s requirements and to adjust th...

    Authors: Julia Giehr, Jürgen Heinze and Alexandra Schrempf
    Citation: BMC Evolutionary Biology 2017 17:173
    Content type: Research article Published on:

  49. The nervous system in brachiopods has seldom been studied with modern methods. An understanding of lophophore innervation in adult brachiopods is useful for comparing the innervation of the same lophophore typ...

    Authors: Elena N. Temereva and Tatyana V. Kuzmina
    Citation: BMC Evolutionary Biology 2017 17:172
    Content type: Research article Published on:

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