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Speciation and evolutionary genetics

This section considers studies into speciation and the role of inheritance and variation in individuals and among populations in evolution.

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  1. Tubifex tubifex is a widespread annelid characterized by considerable variability in its taxonomic characteristics and by a mixed reproductive strategy, with both parthenogenesis and biparental reproduction. In a...

    Authors: Roberto Marotta, Angelica Crottini, Elena Raimondi, Cristina Fondello and Marco Ferraguti

    Citation: BMC Evolutionary Biology 2014 14:73

    Content type: Research article

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  2. The red brocket deer, Mazama americana, has at least six distinct karyotypes in different regions of South America that suggest the existence of various species that are today all referred to as M. americana. Fro...

    Authors: Marina Suzuki Cursino, Maurício Barbosa Salviano, Vanessa Veltrini Abril, Eveline dos Santos Zanetti and José Maurício Barbanti Duarte

    Citation: BMC Evolutionary Biology 2014 14:40

    Content type: Research article

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  3. Traditional morphological and biological species concepts are difficult to apply to closely related, asexual taxa because of the lack of an active sexual phase and paucity of morphological characters. Phylogen...

    Authors: Jane E Stewart, Lavern W Timmer, Christopher B Lawrence, Barry M Pryor and Tobin L Peever

    Citation: BMC Evolutionary Biology 2014 14:38

    Content type: Research article

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  4. The glaciation cycles that occurred throughout the Pleistocene in western North America caused frequent shifts in species’ ranges with important implications for models of species divergence. For example, long...

    Authors: Emily M Rubidge, James L Patton and Craig Moritz

    Citation: BMC Evolutionary Biology 2014 14:34

    Content type: Research article

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  5. Geographic barriers to gene flow and divergence among populations in sexual traits are two important causes of genetic isolation which may lead to speciation. Genetic isolation may be facilitated if these two ...

    Authors: Magdalena Herdegen, Heather J Alexander, Wiesław Babik, Jesús Mavárez, Felix Breden and Jacek Radwan

    Citation: BMC Evolutionary Biology 2014 14:28

    Content type: Research article

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  6. Hybridization and polyploidy are central processes in evolution and speciation. These mechanisms often lead to complex patterns of genetic variation and the creation of novel genotypes, which may establish if ...

    Authors: Isabel Marques, David Draper, Lorena Riofrío and Carlos Naranjo

    Citation: BMC Evolutionary Biology 2014 14:20

    Content type: Research article

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  7. Temporal variation in the genetic structure of populations can be caused by multiple factors, including natural selection, stochastic environmental variation, migration, or genetic drift. In benthic marine spe...

    Authors: Jenni E Kesäniemi, Marina Mustonen, Christoffer Boström, Benni W Hansen and K Emily Knott

    Citation: BMC Evolutionary Biology 2014 14:12

    Content type: Research article

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  8. The most toxic aromatic hydrocarbon pollutants are categorized as dioxin-like compounds (DLCs) to which extreme tolerance has evolved independently and contemporaneously in (at least) four populations of Atlan...

    Authors: Dina A Proestou, Patrick Flight, Denise Champlin and Diane Nacci

    Citation: BMC Evolutionary Biology 2014 14:7

    Content type: Research article

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  9. The non-migratory killifish Fundulus heteroclitus inhabits clean and polluted environments interspersed throughout its range along the Atlantic coast of North America. Several populations of this species have suc...

    Authors: Adam M Reitzel, Sibel I Karchner, Diana G Franks, Brad R Evans, Diane Nacci, Denise Champlin, Verónica M Vieira and Mark E Hahn

    Citation: BMC Evolutionary Biology 2014 14:6

    Content type: Research article

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  10. Maize is the most produced crop in Sub-Saharan Africa, but yields are low and climate change is projected to further constrain smallholder production. The current efforts to breed and disseminate new high yiel...

    Authors: Ola T Westengen, Kristoffer H Ring, Paul R Berg and Anne K Brysting

    Citation: BMC Evolutionary Biology 2014 14:1

    Content type: Research article

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  11. The evolution of ecological divergence in closely related species is a key component of adaptive radiation. However, in most examples of adaptive radiation the mechanistic basis of ecological divergence remain...

    Authors: Matthew D McGee, Dolph Schluter and Peter C Wainwright

    Citation: BMC Evolutionary Biology 2013 13:277

    Content type: Research article

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  12. Radiation in some plant groups has occurred on islands and due to the characteristic rapid pace of phenotypic evolution, standard molecular markers often provide insufficient variation for phylogenetic reconst...

    Authors: Barbara Turner, Ovidiu Paun, Jérôme Munzinger, Sutee Duangjai, Mark W Chase and Rosabelle Samuel

    Citation: BMC Evolutionary Biology 2013 13:269

    Content type: Research article

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  13. Positive multi-locus heterozygosity-fitness correlations have been observed in a number of natural populations. They have been explained by the correlation between heterozygosity and inbreeding, and the negati...

    Authors: Gemma GR Murray, Mark EJ Woolhouse, Miika Tapio, Mary N Mbole-Kariuki, Tad S Sonstegard, Samuel M Thumbi, Amy E Jennings, Ilana Conradie van Wyk, Margo Chase-Topping, Henry Kiara, Phil Toye, Koos Coetzer, Barend M deC Bronsvoort and Olivier Hanotte

    Citation: BMC Evolutionary Biology 2013 13:246

    Content type: Research article

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  14. To survive in a hostile environment, insects have evolved an innate immune system to defend against infection. Studies have shown that natural selection may drive the evolution of immune system-related protein...

    Authors: Ming Han, Sheng Qin, Xiaojun Song, Yafang Li, Ping Jin, Liming Chen and Fei Ma

    Citation: BMC Evolutionary Biology 2013 13:245

    Content type: Research article

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  15. Species are the fundamental units in evolutionary biology. However, defining them as evolutionary independent lineages requires integration of several independent sources of information in order to develop rob...

    Authors: Matthias Markolf, Hanitriniaina Rakotonirina, Claudia Fichtel, Phillip von Grumbkow, Markus Brameier and Peter M Kappeler

    Citation: BMC Evolutionary Biology 2013 13:233

    Content type: Research article

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  16. Evaluating patterns of genetic variation is important to identify conservation units (i.e., evolutionarily significant units [ESUs], management units [MUs], and adaptive units [AUs]) in endangered species. Whi...

    Authors: Ying Zhu, Qiu-Hong Wan, Bin Yu, Yun-Fa Ge and Sheng-Guo Fang

    Citation: BMC Evolutionary Biology 2013 13:227

    Content type: Research article

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  17. Hybridization and reproductive isolation are central to the origin and maintenance of species, and especially for sympatric species, gene flow is often inhibited through barriers that depend upon mating compat...

    Authors: Britta Büker, Elsa Petit, Dominik Begerow and Michael E Hood

    Citation: BMC Evolutionary Biology 2013 13:224

    Content type: Research article

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  18. Sperm and testes-expressed Adam genes have been shown to undergo bouts of positive selection in mammals. Despite the pervasiveness of positive selection signals, it is unclear what has driven such selective bouts...

    Authors: Phil Grayson and Alberto Civetta

    Citation: BMC Evolutionary Biology 2013 13:217

    Content type: Research article

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  19. Anopheles (Kerteszia) cruzii (Diptera: Culicidae) is a primary vector of human and simian malaria parasites in southern and southeastern Brazil. Earlier studies using chromosome inversions, isoenzymes and a numbe...

    Authors: Luísa DP Rona, Carlos J Carvalho-Pinto and Alexandre A Peixoto

    Citation: BMC Evolutionary Biology 2013 13:207

    Content type: Research article

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  20. The evolutionary events that have shaped biodiversity patterns in the African rainforests are still poorly documented. Past forest fragmentation and ecological gradients have been advocated as important driver...

    Authors: Jerome Duminil, Richard P Brown, Eben-Ezer BK Ewédjè, Patrick Mardulyn, Jean-Louis Doucet and Olivier J Hardy

    Citation: BMC Evolutionary Biology 2013 13:195

    Content type: Research article

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  21. 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

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  22. 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

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  23. 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

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  24. 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

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  25. 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

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  26. 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

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  27. 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

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  28. 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

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  29. Many groups of insects have obligate bacterial symbionts that are vertically transmitted. Such associations are typically characterized by the presence of a monophyletic group of bacteria living in a well-defi...

    Authors: Wendy A Smith, Kelly F Oakeson, Kevin P Johnson, David L Reed, Tamar Carter, Kari L Smith, Ryuichi Koga, Takema Fukatsu, Dale H Clayton and Colin Dale

    Citation: BMC Evolutionary Biology 2013 13:109

    Content type: Research article

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  30. Speciation reversal: the erosion of species differentiation via an increase in introgressive hybridization due to the weakening of previously divergent selection regimes, is thought to be an important, yet poo...

    Authors: Alan G Hudson, Pascal Vonlanthen, Etienne Bezault and Ole Seehausen

    Citation: BMC Evolutionary Biology 2013 13:108

    Content type: Research article

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  31. Rapid and reliable identification of quarantine pests is essential for plant inspection services to prevent introduction of invasive species. For insects, this may be a serious problem when dealing with morpho...

    Authors: Juerg E Frey, Larissa Guillén, Beatrice Frey, Joerg Samietz, Juan Rull and Martín Aluja

    Citation: BMC Evolutionary Biology 2013 13:106

    Content type: Research article

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  32. Chromosomal inversions are increasingly being recognized as important in adaptive shifts and are expected to influence patterns of genetic variation, but few studies have examined genetic patterns in inversion...

    Authors: W Jason Kennington and Ary A Hoffmann

    Citation: BMC Evolutionary Biology 2013 13:100

    Content type: Research article

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  33. In evolutionary and conservation biology, parasitism is often highlighted as a major selective pressure. To fight against parasites and pathogens, genetic diversity of the immune genes of the major histocompat...

    Authors: Victor A Stiebens, Sonia E Merino, Frédéric J J Chain and Christophe Eizaguirre

    Citation: BMC Evolutionary Biology 2013 13:95

    Content type: Methodology article

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  34. Gammarus minus, a freshwater amphipod living in the cave and surface streams in the eastern USA, is a premier candidate for studying the evolution of troglomorphic traits such as pigmentation loss, elongated appe...

    Authors: David B Carlini, Suma Satish and Daniel W Fong

    Citation: BMC Evolutionary Biology 2013 13:89

    Content type: Research article

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  35. Adaptation to different ecological environments is thought to drive ecological speciation. This phenomenon culminates in the radiations of cichlid fishes in the African Great Lakes. Multiple characteristic tra...

    Authors: Joost AM Raeymaekers, Pascal I Hablützel, Arnout F Grégoir, Jolien Bamps, Anna K Roose, Maarten PM Vanhove, Maarten Van Steenberge, Antoine Pariselle, Tine Huyse, Jos Snoeks and Filip AM Volckaert

    Citation: BMC Evolutionary Biology 2013 13:41

    Content type: Research article

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  36. DNA barcoding of land plants has relied traditionally on a small number of markers from the plastid genome. In contrast, low-copy nuclear genes have received little attention as DNA barcodes because of the abs...

    Authors: Yohan Pillon, Jennifer Johansen, Tomoko Sakishima, Srikar Chamala, W Brad Barbazuk, Eric H Roalson, Donald K Price and Elizabeth A Stacy

    Citation: BMC Evolutionary Biology 2013 13:35

    Content type: Research article

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  37. Wolbachia pipientis, a diverse group of α-proteobacteria, can alter arthropod host reproduction and confer a reproductive advantage to Wolbachia-infected females (cytoplasmic incompatibility (CI)). This advantage...

    Authors: Rebecca E Symula, Uzma Alam, Corey Brelsfoard, Yineng Wu, Richard Echodu, Loyce M Okedi, Serap Aksoy and Adalgisa Caccone

    Citation: BMC Evolutionary Biology 2013 13:31

    Content type: Research article

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  38. Molecular techniques are increasingly employed to recognize the presence of cryptic species, even among commonly observed taxa. Previous studies have demonstrated that bats using high-duty cycle echolocation m...

    Authors: Elizabeth L Clare, Amanda M Adams, Aline Z Maya-Simões, Judith L Eger, Paul DN Hebert and M Brock Fenton

    Citation: BMC Evolutionary Biology 2013 13:26

    Content type: Research article

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  39. Invasive pest species offers a unique opportunity to study the effects of genetic architecture, demography and selection on patterns of genetic variability. Invasive Colorado potato beetle (Leptinotarsa decemline...

    Authors: Saija Piiroinen, Leena Lindström, Anne Lyytinen, Johanna Mappes, Yolanda H Chen, Victor Izzo and Alessandro Grapputo

    Citation: BMC Evolutionary Biology 2013 13:13

    Content type: Research article

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  40. The enzyme phosphoenolpyruvate carboxykinase, PEPCK, occurs in its guanosine-nucleotide-using form in animals and a few prokaryotes. We study its natural genetic variation in Colias (Lepidoptera, Pieridae). PEPCK...

    Authors: Ward B Watt, Richard R Hudson, Baiqing Wang and Eddie Wang

    Citation: BMC Evolutionary Biology 2013 13:9

    Content type: Research article

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  41. Understanding demographic histories, such as divergence time, patterns of gene flow, and population size changes, in ecologically diverging lineages provide implications for the process and maintenance of popu...

    Authors: Yuki Mitsui and Hiroaki Setoguchi

    Citation: BMC Evolutionary Biology 2012 12:254

    Content type: Research article

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  42. Phenotypic evolution may occur through mutations that affect either the structure or expression of protein-coding genes. Although the evolution of color vision has historically been attributed to structural mutat...

    Authors: Kelly E O’Quin, Jane E Schulte, Zil Patel, Nadia Kahn, Zan Naseer, Helena Wang, Matthew A Conte and Karen L Carleton

    Citation: BMC Evolutionary Biology 2012 12:251

    Content type: Research article

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  43. Allorecognition, the ability of an organism to distinguish self from non-self, occurs throughout the entire tree of life. Despite the prevalence and importance of allorecognition systems, the genetic basis of ...

    Authors: Marie L Nydam and Anthony W De Tomaso

    Citation: BMC Evolutionary Biology 2012 12:249

    Content type: Research article

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  44. The symbiosis between reef-building corals and photosynthetic dinoflagellates (Symbiodinium) is an integral part of the coral reef ecosystem, as corals are dependent on Symbiodinium for the majority of their ener...

    Authors: Jason T Ladner, Daniel J Barshis and Stephen R Palumbi

    Citation: BMC Evolutionary Biology 2012 12:217

    Content type: Research article

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  45. Chrysanthemyl diphosphate synthase (CDS) is a key enzyme in biosynthetic pathways producing pyrethrins and irregular monoterpenes. These compounds are confined to plants of the tribe Anthemideae of the Asterac...

    Authors: Ping-Li Liu, Jun-Nan Wan, Yan-Ping Guo, Song Ge and Guang-Yuan Rao

    Citation: BMC Evolutionary Biology 2012 12:214

    Content type: Research article

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