Section edited by David Ferrier
This section considers studies in the evolution of development and developmental processes, and into morphological evolution.
Section edited by David Ferrier
This section considers studies in the evolution of development and developmental processes, and into morphological evolution.
Page 3 of 5
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...
Citation: BMC Evolutionary Biology 2017 17:199
The RAS signaling pathway is a pivotal developmental pathway that controls many fundamental biological processes including cell proliferation, differentiation, movement and apoptosis. Drosophila Seven-IN-Absentia...
Citation: BMC Evolutionary Biology 2017 17:182
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...
Citation: BMC Evolutionary Biology 2017 17:172
Gene duplications provide genetic material for the evolution of new morphological and physiological features. One copy can preserve the original gene functions while the second copy may evolve new functions (n...
Citation: BMC Evolutionary Biology 2017 17:168
Runt-related transcription factor 2 (RUNX2) is a transcription factor essential for skeletal development. Variation within the RUNX2 polyglutamine / polyalanine (QA) repeat is correlated with facial length within...
Citation: BMC Evolutionary Biology 2017 17:110
Pax genes are transcription factors with significant roles in cell fate specification and tissue differentiation during animal ontogeny. Most information on their tempo-spatial mode of expression is available ...
Citation: BMC Evolutionary Biology 2017 17:81
Isopods (woodlice, slaters and their relatives) are common crustaceans and abundant in numerous habitats. They employ a variety of lifestyles including free-living scavengers and predators but also obligate pa...
Citation: BMC Evolutionary Biology 2017 17:76
Rotifers are microscopic aquatic invertebrates that reproduce both sexually and asexually. Though rotifers are phylogenetically distant from humans, and have specialized reproductive physiology, this work iden...
Citation: BMC Evolutionary Biology 2017 17:65
Extreme environments prompt the evolution of characteristic adaptations. Yet questions remain about whether radiations in extreme environments originate from a single lineage that masters a key adaptive pathwa...
Citation: BMC Evolutionary Biology 2017 17:62
During embryogenesis, tight regulation of retinoic acid (RA) availability is fundamental for normal development. In parallel to RA synthesis, a negative feedback loop controlled by RA catabolizing enzymes of t...
Citation: BMC Evolutionary Biology 2017 17:24
Bone-eating worms of the genus Osedax (Annelida, Siboglinidae) have adapted to whale fall environments by acquiring a novel characteristic called the root, which branches and penetrates into sunken bones. The wor...
Citation: BMC Evolutionary Biology 2017 17:17
Unicellular green algae of the genus Micrasterias (Desmidiales) have complex cells with multiple lobes and indentations, and therefore, they are considered model organisms for research on plant cell morphogenesis...
Citation: BMC Evolutionary Biology 2017 17:1
The formation of reproductive barriers in diverging lineages is a prerequisite to complete speciation according to the biological species concept. In parasites with complex life cycles, speciation may be drive...
Citation: BMC Evolutionary Biology 2016 16:245
Volvocine algae, which range from the unicellular Chlamydomonas to the multicellular Volvox with a germ–soma division of labor, are a model for the evolution of multicellularity. Within this group, the spheroidal...
Citation: BMC Evolutionary Biology 2016 16:243
The primordial germ cells (PGCs) giving rise to gametes are determined by two different mechanisms in vertebrates. While the germ cell fate in mammals and salamanders is induced by zygotic signals, maternally ...
Citation: BMC Evolutionary Biology 2016 16:232
Avian plumage is ideal for investigating phenotypic convergence because of repeated evolution of the same within-feather patterns. In birds, there are three major types of regular patterns within feathers: sca...
Citation: BMC Evolutionary Biology 2016 16:172
Despite the great importance of lepidopteran wing patterns in various biological disciplines, homologies between wing pattern elements in different moth and butterfly lineages are still not understood. Among o...
Citation: BMC Evolutionary Biology 2016 16:116
The evolution of novel genes is thought to be a critical component of morphological innovation but few studies have explicitly examined the contribution of novel genes to the evolution of novel tissues. Nemato...
Citation: BMC Evolutionary Biology 2016 16:114
Developmental processes that underpin morphological variation have become a focus of interest when attempting to interpret macroevolutionary patterns. Recently, the Dental Inhibitory Cascade (dic) model has been ...
Citation: BMC Evolutionary Biology 2016 16:110
Bone-devouring Osedax worms were described over a decade ago from deep-sea whale falls. The gutless females (and in one species also the males) have a unique root system that penetrates the bone and nourishes the...
Citation: BMC Evolutionary Biology 2016 16:83
The ParaHox genes play an integral role in the anterior-posterior (A-P) patterning of the nervous system and gut of most animals. The ParaHox cluster is an ideal system in which to study the evolution and regu...
Citation: BMC Evolutionary Biology 2016 16:57
Research into various aspects of coral biology has greatly increased in recent years due to anthropogenic threats to coral health including pollution, ocean warming and acidification. However, knowledge of cor...
Citation: BMC Evolutionary Biology 2016 16:48
Secondary winglessness is a common phenomenon found among neopteran insects. With an estimated age of at least 140 million years, the cave crickets (Rhaphidophoridae) form the oldest exclusively wingless linea...
Citation: BMC Evolutionary Biology 2016 16:39
During development, humans and other jawed vertebrates (Gnathostomata) express distinct hemoglobin genes, resulting in different hemoglobin tetramers. Embryonic and fetal hemoglobin have higher oxygen affiniti...
Citation: BMC Evolutionary Biology 2016 16:30
Recent comparative studies of several taxa have found that within-species variation in sperm size decreases with increasing levels of sperm competition, suggesting that male-male gamete competition selects for...
Citation: BMC Evolutionary Biology 2016 16:29
The regulation of cellular membrane trafficking in all eukaryotes is a very complex mechanism, mostly regulated by the Rab family proteins. Among all membrane-enclosed organelles, melanosomes are the cellular ...
Citation: BMC Evolutionary Biology 2016 16:26
The origin of the body plan of modern velvet worms (Onychophora) lies in the extinct lobopodians of the Palaeozoic. Helenodora inopinata, from the Mazon Creek Lagerstätte of Illinois (Francis Creek Shale, Carbond...
Citation: BMC Evolutionary Biology 2016 16:19
The Mesopsychidae is an extinct family of Mecoptera, comprising eleven described genera from Upper Permian to Lower Cretaceous deposits. In 2009, several well-preserved mesopsychids with long proboscides were ...
Citation: BMC Evolutionary Biology 2016 16:1
The gene regulatory network involved in tooth morphogenesis has been extremely well described in mammals and its modeling has allowed predictions of variations in regulatory pathway that may have led to evolut...
Citation: BMC Evolutionary Biology 2015 15:292
Our understanding of the early evolution of the arthropod body plan has recently improved significantly through advances in phylogeny and developmental biology and through new interpretations of the fossil rec...
Citation: BMC Evolutionary Biology 2015 15:285
Gene duplication is believed to be the classical way to form novel genes, but overprinting may be an important alternative. Overprinting allows entirely novel proteins to evolve de novo, i.e., formerly non-coding...
Citation: BMC Evolutionary Biology 2015 15:283
Rollinschaeta myoplena gen. et sp. nov is described from the Late Cretaceous (Cenomanian) Konservat-Lagerstätten of Hakel and Hjoula, Lebanon. The myoanatomy of the fossils is preserve...
Citation: BMC Evolutionary Biology 2015 15:256
Morphological and molecular phylogenetic studies suggest that the pantropical genus Bauhinia L. s.l. (Bauhiniinae, Cercideae, Leguminosae) is paraphyletic and may as well be subdivided into nine genera, including...
Citation: BMC Evolutionary Biology 2015 15:252
Serotonin represents an evolutionary ancient neurotransmitter that is ubiquitously found among animals including the lophotrochozoan phylum Bryozoa, a group of colonial filter-feeders. Comparatively little is ...
Citation: BMC Evolutionary Biology 2015 15:223
Holometabolous insects are the most diverse, speciose and ubiquitous group of multicellular organisms in terrestrial and freshwater ecosystems. The enormous evolutionary and ecological success of Holometabola ...
Citation: BMC Evolutionary Biology 2015 15:208
A fundamental and enduring problem in evolutionary biology is to understand how populations differentiate in the wild, yet little is known about what role organismal development plays in this process. Organism...
Citation: BMC Evolutionary Biology 2015 15:183
Ameloblastin (AMBN) is a phosphorylated, proline/glutamine-rich protein secreted during enamel formation. Previous studies have revealed that this enamel matrix protein was present early in vertebrate evolutio...
Citation: BMC Evolutionary Biology 2015 15:148
The arthropod ventral nerve cord features a comparably low number of serotonin-immunoreactive neurons, occurring in segmentally repeated arrays. In different crustaceans and hexapods, these neurons have been i...
Citation: BMC Evolutionary Biology 2015 15:136
Mammals show a predictable scaling relationship between limb bone size and body mass. This relationship has a genetic basis which likely evolved via natural selection, but it is unclear how much the genetic co...
Citation: BMC Evolutionary Biology 2014 14:258
Phenotypic diversity among populations may result from divergent natural selection acting directly on traits or via correlated responses to changes in other traits. One of the most frequent patterns of correla...
Citation: BMC Evolutionary Biology 2014 14:251
Insect compound eyes are composed of ommatidia, which contain photoreceptor cells that are sensitive to different wavelengths of light defined by the specific rhodopsin proteins that they express. The fruit fly D...
Citation: BMC Evolutionary Biology 2014 14:240
Osteohistological examinations of fossil vertebrates have utilized a number of proxies, such as counts and spacing of lines of arrested growth (LAGs) and osteocyte lacunar densities (OLD), in order to make inf...
Citation: BMC Evolutionary Biology 2014 14:231
Calcium carbonate biominerals form often complex and beautiful skeletal elements, including coral exoskeletons and mollusc shells. Although the ability to generate these carbonate structures was apparently gai...
Citation: BMC Evolutionary Biology 2014 14:230
Special resemblance of animals to natural objects such as leaves provides a representative example of evolutionary adaptation. The existence of such sophisticated features challenges our understanding of how c...
Citation: BMC Evolutionary Biology 2014 14:229
Duplication and subsequent neofunctionalization of the teleostean hatching enzyme gene occurred in the common ancestor of Euteleostei and Otocephala, producing two genes belonging to different phylogenetic cla...
Citation: BMC Evolutionary Biology 2014 14:221
Thylacocephala is a group of enigmatic extinct arthropods. Here we provide a full description of the oldest unequivocal thylacocephalan, a new genus and species Thylacares brandonensis, which is present in the Si...
Citation: BMC Evolutionary Biology 2014 14:159
The colorful wing patterns of butterflies, a prime example of biodiversity, can change dramatically within closely related species. Wing pattern diversity is specifically present among papilionid butterflies. ...
Citation: BMC Evolutionary Biology 2014 14:160
Nygmata are prominent glandular structures on the wings of insects. They have been documented in some extant insects, including several families of Neuroptera and Mecoptera, the majority of Trichoptera, and a ...
Citation: BMC Evolutionary Biology 2014 14:131
The shape of the appendicular bones in mammals usually reflects adaptations towards different locomotor abilities. However, other aspects such as body size and phylogeny also play an important role in shaping ...
Citation: BMC Evolutionary Biology 2014 14:129
The degree of postcopulatory sexual selection, comprising variable degrees of sperm competition and cryptic female choice, is an important evolutionary force to influence sperm form and function. Here we inves...
Citation: BMC Evolutionary Biology 2014 14:104
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