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  1. Content type: Research article

    Hybridization has been widely practiced in plant and animal breeding as a means to enhance the quality and fitness of the organisms. In domestic equids, this hybrid vigor takes the form of improved physical an...

    Authors: Pauline Hanot, Anthony Herrel, Claude Guintard and Raphaël Cornette

    Citation: BMC Evolutionary Biology 2019 19:188

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  2. Content type: Research article

    Heliopora coerulea, the blue coral, is the octocoral characterized by its blue skeleton. Recently, two Heliopora species were delimited by DNA markers: HC-A and HC-B. To clarify the genomic divergence of these He...

    Authors: Akira Iguchi, Yuki Yoshioka, Zac H. Forsman, Ingrid S.S. Knapp, Robert J. Toonen, Yuki Hongo, Satoshi Nagai and Nina Yasuda

    Citation: BMC Evolutionary Biology 2019 19:187

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  3. Content type: Software

    Studying site-specific amino acid frequencies by eye can reveal biologically significant variability and lineage-specific adaptation. This so-called ‘sequence gazing’ often informs bioinformatics and experimen...

    Authors: Christopher Monit, Richard A. Goldstein and Greg J. Towers

    Citation: BMC Evolutionary Biology 2019 19:186

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  4. Content type: Research article

    Studying reproductive trait allometries can help to understand optimal male investment strategies under sexual selection. In promiscuous mating systems, studies across several taxa suggest that testes allometr...

    Authors: Lennart Winkler, Leon M. Kirch, Klaus Reinhold and Steven A. Ramm

    Citation: BMC Evolutionary Biology 2019 19:185

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  5. Content type: Research article

    The Neacomys genus is predominantly found in the Amazon region, and belongs to the most diverse tribe of the Sigmodontinae subfamily (Rodentia, Cricetidae, Oryzomyini). The systematics of this genus and questions...

    Authors: Willam Oliveira da Silva, Julio Cesar Pieczarka, Marlyson Jeremias Rodrigues da Costa, Malcolm Andrew Ferguson-Smith, Patricia Caroline Mary O’Brien, Ana Cristina Mendes-Oliveira, Rogério Vieira Rossi and Cleusa Yoshiko Nagamachi

    Citation: BMC Evolutionary Biology 2019 19:184

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  6. Content type: Research article

    Blumeria graminis f. sp. tritici (Bgt), the causal agent of wheat powdery mildew severely affects yield security wheat production in China. Understanding the virulence structure and genetic variations of this pat...

    Authors: Xian Xin Wu, Xiao Feng Xu, De Xin Ma, Rong Zhen Chen, Tian Ya Li and Yuan Yin Cao

    Citation: BMC Evolutionary Biology 2019 19:183

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  7. Content type: Research article

    Silkmoths and their relatives constitute the ecologically and taxonomically diverse superfamily Bombycoidea, which includes some of the most charismatic species of Lepidoptera. Despite displaying spectacular f...

    Authors: C. A. Hamilton, R. A. St Laurent, K. Dexter, I. J. Kitching, J. W. Breinholt, A. Zwick, M. J. T. N. Timmermans, J. R. Barber and A. Y. Kawahara

    Citation: BMC Evolutionary Biology 2019 19:182

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  8. Content type: Research article

    Satellites or tandem repeats are very abundant in many eukaryotic genomes. Occasionally they have been reported to be present in some prokaryotes, but to our knowledge there is no general comparative study on ...

    Authors: Juan A. Subirana and Xavier Messeguer

    Citation: BMC Evolutionary Biology 2019 19:181

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  9. Content type: Research article

    Marine invertebrates are abundant and diverse on the continental shelf in Antarctica, but little is known about their parasitic counterparts. Endoparasites are especially understudied because they often posses...

    Authors: Kara K. S. Layton, Greg W. Rouse and Nerida G. Wilson

    Citation: BMC Evolutionary Biology 2019 19:180

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  10. Content type: Research article

    Understanding the mechanisms promoting or constraining morphological diversification within clades is a central topic in evolutionary biology. Ecological transitions are of particular interest because of their...

    Authors: Gabriele Sansalone, Paolo Colangelo, Anna Loy, Pasquale Raia, Stephen Wroe and Paolo Piras

    Citation: BMC Evolutionary Biology 2019 19:179

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  11. Content type: Research article

    Triplophysa stoliczkae is the most widespread species in the genus Triplophysa and may have originated from morphological convergence. To understand the evolutionary history of T. stoliczkae, we employed a multil...

    Authors: Chenguang Feng, Yongtao Tang, Sijia Liu, Fei Tian, Cunfang Zhang and Kai Zhao

    Citation: BMC Evolutionary Biology 2019 19:177

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  12. Content type: Research article

    Vomeronasal type 1 receptor genes (V1Rs) are expected to detect intraspecific pheromones. It is believed that rodents rely heavily on pheromonal communication mediated by V1Rs, but pheromonal signals are thought ...

    Authors: Hengwu Jiao, Wei Hong, Eviatar Nevo, Kexin Li and Huabin Zhao

    Citation: BMC Evolutionary Biology 2019 19:176

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  13. Content type: Research article

    Organisms are expected to respond to changing environmental conditions through local adaptation, range shift or local extinction. The process of local adaptation can occur by genetic changes or phenotypic plas...

    Authors: Daniel Romero-Mujalli, Florian Jeltsch and Ralph Tiedemann

    Citation: BMC Evolutionary Biology 2019 19:175

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  14. Content type: Research article

    A number of non-visual responses to light in vertebrates, such as circadian rhythm control and pupillary light reflex, are mediated by melanopsins, G-protein coupled membrane receptors, conjugated to a retinal...

    Authors: Einat Hauzman, Venkatasushma Kalava, Daniela Maria Oliveira Bonci and Dora Fix Ventura

    Citation: BMC Evolutionary Biology 2019 19:174

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  15. Content type: Research article

    The annelid anterior central nervous system is often described to consist of a dorsal prostomial brain, consisting of several commissures and connected to the ventral ganglionic nerve cord via circumesophageal...

    Authors: Patrick Beckers, Conrad Helm and Thomas Bartolomaeus

    Citation: BMC Evolutionary Biology 2019 19:173

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  16. Content type: Research article

    The evolution of multi-cellular animals has produced a conspicuous trend toward increased body size. This trend has introduced at least two novel problems: an expected elevated risk of somatic disorders, such ...

    Authors: Andrii Rozhok and James DeGregori

    Citation: BMC Evolutionary Biology 2019 19:172

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  17. Content type: Research article

    Diversity at the Major Histocompatibility Complex (MHC) is critical to health and fitness, such that MHC genotype may predict an individual’s quality or compatibility as a competitor, ally, or mate. Moreover, ...

    Authors: Kathleen E. Grogan, Rachel L. Harris, Marylène Boulet and Christine M. Drea

    Citation: BMC Evolutionary Biology 2019 19:171

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  18. Content type: Research article

    The Old World insectivorous bat genus Rhinolophus is highly speciose. Over the last 15 years, the number of its recognized species has grown from 77 to 106, but knowledge of their interrelationships has not kept ...

    Authors: Terrence C. Demos, Paul W. Webala, Steven M. Goodman, Julian C. Kerbis Peterhans, Michael Bartonjo and Bruce D. Patterson

    Citation: BMC Evolutionary Biology 2019 19:166

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  19. Content type: Research article

    In the absence of sex and recombination, genomes are expected to accumulate deleterious mutations via an irreversible process known as Muller’s ratchet, especially in the case of polyploidy. In contrast, no ge...

    Authors: Ladislav Hodač, Simone Klatt, Diego Hojsgaard, Timothy F. Sharbel and Elvira Hörandl

    Citation: BMC Evolutionary Biology 2019 19:170

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  20. Content type: Research article

    Female promiscuity is highly variable among birds, and particularly among songbirds. Comparative work has identified several patterns of covariation with social, sexual, ecological and life history traits. How...

    Authors: Jan T. Lifjeld, Jostein Gohli, Tomáš Albrecht, Eduardo Garcia-del-Rey, Lars Erik Johannessen, Oddmund Kleven, Petter Z. Marki, Taiwo C. Omotoriogun, Melissah Rowe and Arild Johnsen

    Citation: BMC Evolutionary Biology 2019 19:169

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  21. Content type: Research article

    Little is known about the long-term patterns of body size evolution in Crocodylomorpha, the > 200-million-year-old group that includes living crocodylians and their extinct relatives. Extant crocodylians are m...

    Authors: Pedro L. Godoy, Roger B. J. Benson, Mario Bronzati and Richard J. Butler

    Citation: BMC Evolutionary Biology 2019 19:167

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  22. Content type: Research article

    Artiopodan euarthropods represent common and abundant faunal components in sites with exceptional preservation during the Cambrian. The Chengjiang biota in South China contains numerous taxa that are exclusive...

    Authors: Xiaohan Chen, Javier Ortega-Hernández, Joanna M. Wolfe, Dayou Zhai, Xianguang Hou, Ailin Chen, Huijuan Mai and Yu Liu

    Citation: BMC Evolutionary Biology 2019 19:165

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  23. Content type: Research article

    Hybridogenesis can represent the first stage towards hybrid speciation where the hybrid taxon eventually weans off its parental species. In hybridogenetic water frogs, the hybrid Pelophylax kl. esculentus (genome...

    Authors: Sylvain Dubey, Tiziano Maddalena, Laura Bonny, Daniel L. Jeffries and Christophe Dufresnes

    Citation: BMC Evolutionary Biology 2019 19:164

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  24. Content type: Software

    Ancestral character states computed from the combination of phylogenetic trees with extrinsic traits are used to decipher evolutionary scenarios in various research fields such as phylogeography, epidemiology,...

    Authors: François Chevenet, Guillaume Castel, Emmanuelle Jousselin and Olivier Gascuel

    Citation: BMC Evolutionary Biology 2019 19:163

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  25. Content type: Research article

    Two spliceosomal intron types co-exist in eukaryotic precursor mRNAs and are excised by distinct U2-dependent and U12-dependent spliceosomes. In the diplomonad Giardia lamblia, small nuclear (sn) RNAs show hybrid...

    Authors: Andrew J. Hudson, David C. McWatters, Bradley A. Bowser, Ashley N. Moore, Graham E. Larue, Scott W. Roy and Anthony G. Russell

    Citation: BMC Evolutionary Biology 2019 19:162

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  26. Content type: Research article

    Geological events and climatic changes played important roles in shaping population differentiation and distribution within species. In China, populations in many species have contracted and expanded respondin...

    Authors: Jiande Li, Gang Song, Naifa Liu, Yongbin Chang and Xinkang Bao

    Citation: BMC Evolutionary Biology 2019 19:161

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  27. Content type: Research article

    Understanding the genetic basis of local adaptation has long been the concern of biologists. Identifying these adaptive genetic variabilities is crucial not only to improve our knowledge of the genetic mechani...

    Authors: Xue-Xia Zhang, Bao-Guo Liu, Yong Li, Ying Liu, Yan-Xia He, Zhi-Hao Qian and Jia-Xin Li

    Citation: BMC Evolutionary Biology 2019 19:160

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  28. Content type: Research article

    Flathead fishes of the genus Platycephalus are economically important demersal fishes that widely inhabit the continental shelves of tropical and temperate sea waters. This genus has a long history of taxonomic r...

    Authors: Jie Cheng, Zhiyang Wang, Na Song, Takashi Yanagimoto and Tianxiang Gao

    Citation: BMC Evolutionary Biology 2019 19:159

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  29. Content type: Research article

    Cetaceans exhibit an exceptionally wide range of body size, yet in this regard, their genetic basis remains poorly explored. In this study, 20 body-size-related genes for which duplication, mutation, or defici...

    Authors: Yingying Sun, Yanzhi Liu, Xiaohui Sun, Yurui Lin, Daiqing Yin, Shixia Xu and Guang Yang

    Citation: BMC Evolutionary Biology 2019 19:157

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  30. Content type: Research article

    The evolution of complex organs is thought to occur via a stepwise process, each subsequent step increasing the organ’s complexity by a tiny amount. This evolutionary process can be studied by comparing closel...

    Authors: Henri van Kruistum, Joost van den Heuvel, Joseph Travis, Ken Kraaijeveld, Bas J. Zwaan, Martien A. M. Groenen, Hendrik-Jan Megens and Bart J. A. Pollux

    Citation: BMC Evolutionary Biology 2019 19:156

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  31. Content type: Research article

    Most fatty acids (FAs) making up the adipose tissue in mammals have a dietary origin and suffer little modification when they are stored. However, we propose that some of those FAs, specifically those that can...

    Authors: Alicia I. Guerrero and Tracey L. Rogers

    Citation: BMC Evolutionary Biology 2019 19:155

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  32. Content type: Research article

    Evolutionary patterns of scleractinian (stony) corals are difficult to infer given the existence of few diagnostic characters and pervasive phenotypic plasticity. A previous study of Hawaiian Montipora (Scleracti...

    Authors: Regina L. Cunha, Zac H. Forsman, Roy Belderok, Ingrid S. S. Knapp, Rita Castilho and Robert J. Toonen

    Citation: BMC Evolutionary Biology 2019 19:153

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  33. Content type: Methodology article

    With an ever-growing number of published genomes, many low levels of the Tree of Life now contain several species with enough molecular data to perform shallow-scale phylogenomic studies. Moving away from usin...

    Authors: Kevin Debray, Jordan Marie-Magdelaine, Tom Ruttink, Jérémy Clotault, Fabrice Foucher and Valéry Malécot

    Citation: BMC Evolutionary Biology 2019 19:152

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  34. Content type: Research article

    Allopatric speciation has played a particularly important role in archipelagic settings where populations evolve in isolation after colonizing different islands. The Indo-Australasian island realm is an unpara...

    Authors: Per G. P. Ericson, Yanhua Qu, Pamela C. Rasmussen, Mozes P. K. Blom, Frank E. Rheindt and Martin Irestedt

    Citation: BMC Evolutionary Biology 2019 19:151

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  35. Content type: Research article

    Understanding how variation in gene expression contributes to morphological diversity is a major goal in evolutionary biology. Cichlid fishes from the East African Great lakes exhibit striking diversity in tro...

    Authors: Ehsan Pashay Ahi, Pooja Singh, Anna Duenser, Wolfgang Gessl and Christian Sturmbauer

    Citation: BMC Evolutionary Biology 2019 19:150

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  36. Content type: Research article

    Adenosine deaminase enzymes of the ADAR family are conserved in metazoans. They convert adenine into inosine in dsRNAs and thus alter both structural properties and the coding potential of their substrates. Ac...

    Authors: Umberto Rosani, Chang-Ming Bai, Lorenzo Maso, Maxwell Shapiro, Miriam Abbadi, Stefania Domeneghetti, Chong-Ming Wang, Laura Cendron, Thomas MacCarthy and Paola Venier

    Citation: BMC Evolutionary Biology 2019 19:149

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  37. Content type: Research article

    In the wake of climate change many environments will be exposed to increased and more variable temperatures. Knowledge about how species and populations respond to altered temperature regimes is therefore impo...

    Authors: Johanna Sunde, Per Larsson and Anders Forsman

    Citation: BMC Evolutionary Biology 2019 19:148

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  38. Content type: Research article

    For the understanding of human nature, the evolutionary roots of human moral behaviour are a key precondition. Our question is as follows: Can the altruistic moral rule “Risk your life to save your family memb...

    Authors: József Garay, Barnabás M. Garay, Zoltán Varga, Villő Csiszár and Tamás F. Móri

    Citation: BMC Evolutionary Biology 2019 19:147

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  39. Content type: Research article

    Antioxidative enzymes contribute to a parasite’s ability to counteract the host’s intracellular killing mechanisms. The facultative intracellular oyster parasite, Perkinsus marinus, a sister taxon to dinoflagella...

    Authors: Eric J. Schott, Santiago Di Lella, Tsvetan R. Bachvaroff, L. Mario Amzel and Gerardo R. Vasta

    Citation: BMC Evolutionary Biology 2019 19:146

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  40. Content type: Research article

    China is an important biogeographical zone in which the genetic legacies of the Tertiary and Quaternary periods are abundant, and the contemporary geography environment plays an important role in species distr...

    Authors: Liufu Wang, Hang Zhuang, Yingying Zhang and Wenzhi Wei

    Citation: BMC Evolutionary Biology 2019 19:145

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  41. Content type: Research article

    Rapid accumulation of vertebrate genome sequences render comparative genomics a powerful approach to study macro-evolutionary events. The assessment of phylogenic relationships between species routinely depend...

    Authors: R. Huttener, L. Thorrez, T. in’t Veld, M. Granvik, L. Snoeck, L. Van Lommel and F. Schuit

    Citation: BMC Evolutionary Biology 2019 19:144

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  42. Content type: Research article

    Our laboratory identified ADGRL4/ELTD1, an orphan GPCR belonging to the adhesion GPCR (aGPCR) family, as a novel regulator of angiogenesis and a potential anti-cancer therapeutic target. Little is known about ...

    Authors: David M. Favara, Alison H. Banham and Adrian L. Harris

    Citation: BMC Evolutionary Biology 2019 19:143

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  43. Content type: Research article

    Understanding the mechanisms by which diversity is maintained in pathogen populations is critical for epidemiological predictions. Life-history trade-offs have been proposed as a hypothesis for explaining long...

    Authors: Elina Numminen, Elise Vaumourin, Steven R. Parratt, Lucie Poulin and Anna-Liisa Laine

    Citation: BMC Evolutionary Biology 2019 19:142

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