Ontogenetic evidence for the Paleozoic ancestry of salamanders.

abstract：:Heterochrony is an important mechanism in the evolution of amphibians. Although studies have centered on the relationship between size and shape and the rates of development, ossification sequence heterochrony also may have been important. Rigorous, phylogenetic methods for assessing sequence heterochrony are relative...

journal_title：Evolution & development

authors： Harrington SM,Harrison LB,Sheil CA

更新日期：2013-09-01 00:00:00

abstract：:Whey acidic protein (WAP) belongs to a family of four disulfide core (4-DSC) proteins rich in cysteine residues and is the principal whey protein found in milk of a number of mammalian species. Eutherian WAPs have two 4-DSC domains, whereas marsupial WAPs are characterized by the presence of an additional domain at th...

journal_title：Evolution & development

authors： Topcic D,Auguste A,De Leo AA,Lefevre C,Digby MR,Nicholas KR

更新日期：2009-07-01 00:00:00

abstract：:The development of the coeloms is described in an echinoid with an abbreviated larval development and shows the early morphogenesis of the coeloms of the adult stage. The development is described from images obtained by laser scanning confocal microscopy. The development in Heliocidaris erythrogramma is asymmetric wit...

journal_title：Evolution & development

authors： Morris VB

更新日期：2011-07-01 00:00:00

abstract：:Phenotypes of organisms are not determined completely genetically, but vary according to environmental factors (phenotypic plasticity). Some organisms express several discrete adaptive phenotypes (polyphenism). Social insects possess a few types of individuals (castes) in their colonies, to which specific tasks are al...

journal_title：Evolution & development

authors： Miura T

更新日期：2005-03-01 00:00:00

abstract：:Understanding the genetic and molecular mechanisms of morphological evolution is one of the greatest challenges in evolutionary biology. Sexually dimorphic traits, which often evolve at a high rate due to their involvement in mate choice and sexual selection, present unique opportunities for investigating changes in d...

journal_title：Evolution & development

authors： Kopp A,True JR

更新日期：2002-07-01 00:00:00

abstract：:Repeated tooth initiation occurs often in nonmammalian vertebrates (polyphyodontism), recurrently linked with tooth shedding and in a definite order of succession. Regulation of this process has not been genetically defined and it is unclear if the mechanisms for constant generation of replacement teeth (secondary den...

journal_title：Evolution & development

authors： Fraser GJ,Berkovitz BK,Graham A,Smith MM

更新日期：2006-09-01 00:00:00

abstract：:To identify the mechanisms by which molecular variation is introduced into developmental systems, microevolutionary approaches to evolutionary developmental biology have to be taken. Here, we describe the molecular and developmental characterization of laboratory strains of the nematode genus Pristionchus, which lays ...

journal_title：Evolution & development

authors： Srinivasan J,Pires-daSilva A,Gutierrez A,Zheng M,Jungblut B,Witte H,Schlak I,Sommer RJ

更新日期：2001-07-01 00:00:00

abstract：:Homeobox gene database (HomeoDB), a manually curated database of homeobox genes and their classification, has been well received since its release in 2008. Here, we report HomeoDB2, an expansion and improvement of the original database that provides greater functionality for the user. HomeoDB2 includes all homeobox lo...

journal_title：Evolution & development

authors： Zhong YF,Holland PW

更新日期：2011-11-01 00:00:00

abstract：:Here we document the early gamogenetic development of Cyclestherida, including a characterization of the nervous system. Resting eggs in Cyclestheria are protected by an ephippium, built by the major part of the carapace. The first stages of development are enclosed in an outer chorion and an inner vitelline membrane....

journal_title：Evolution & development

authors： Fritsch M,Richter S

更新日期：2015-11-01 00:00:00

abstract：:Evolutionary transitions in larval nutritional mode have occurred on numerous occasions independently in many marine invertebrate phyla. Although the evolutionary transition from feeding to nonfeeding development has received considerable attention through both experimental and theoretical studies, mechanisms underlyi...

journal_title：Evolution & development

authors： Heyland A,Reitzel AM,Hodin J

更新日期：2004-11-01 00:00:00

abstract：:The N-terminal region of human HOXA13 has seven discrete polyalanine tracts. Our previous analysis of these tracts in multiple major vertebrate clades suggested that three are mammal-specific. We now report the N-terminal HOXA13 repetitive tract structures in the monotreme Tachyglossus aculeatus (echidna). Contrary to...

journal_title：Evolution & development

authors： Lehoczky JA,Innis JW

更新日期：2008-07-01 00:00:00

abstract：:Variation in axial formulae (i.e., number and identity of vertebrae) is an important feature in the evolution of vertebrates. Vertebrae at different axial positions exhibit a region-specific morphology. Key determinants for the establishment of particular vertebral shapes are the highly conserved Hox genes. Here, we a...

journal_title：Evolution & development

authors： Böhmer C,Rauhut OW,Wörheide G

更新日期：2015-09-01 00:00:00

abstract：:The astounding variety of angiosperm flower morphologies has evolved in response to many selective forces. Flower development is highly coordinated and involves developmental associations between size and shape, ontogenetic allometry, which in turn affect the morphology of mature flowers. Although ontogenetic allometr...

journal_title：Evolution & development

authors： Strelin MM,Benitez-Vieyra S,Fornoni J,Klingenberg CP,Cocucci A

更新日期：2018-01-01 00:00:00

abstract：:Reproductive division of labor is one of the crucial features in social insects, however, the developmental mechanisms leading to modifications in the reproductive apparatus of workers are still not very clear. Ants show a remarkable diversity in the morphological specialization of the worker's reproductive apparatus,...

journal_title：Evolution & development

authors： Gotoh A,Billen J,Hashim R,Ito F

更新日期：2016-03-01 00:00:00

abstract：:Eye and head morphology vary considerably among insects and even between closely related species of Drosophila. Species of the D. melanogaster subgroup, and other Drosophila species, exhibit a negative correlation between eye size and face width (FW); for example, D. mauritiana generally has bigger eyes composed of la...

journal_title：Evolution & development

authors： Arif S,Hilbrant M,Hopfen C,Almudi I,Nunes MD,Posnien N,Kuncheria L,Tanaka K,Mitteroecker P,Schlötterer C,McGregor AP

更新日期：2013-07-01 00:00:00

abstract：:A crucial role for the cranial neural crest in head development has been established for both actinopterygian fishes and tetrapods. It has been claimed, however, that the neural crest is unimportant for head development in the Australian lungfish (Neoceratodus forsteri), a member of the group (Dipnoi) which is commonl...

journal_title：Evolution & development

authors： Falck P,Joss J,Olsson L

更新日期：2000-07-01 00:00:00

abstract：:Molecular and morphological data sets have yielded conflicting phylogenies for the Metazoa. So far, no general explanation for the existence of this conflict has been suggested. However, I believe that a neglected aspect of metazoan cladistics has introduced a systematic and substantial bias into morphological phyloge...

journal_title：Evolution & development

authors： Jenner RA

更新日期：2004-09-01 00:00:00

abstract：:The mocker swallowtail, Papilio dardanus, has a female-limited polymorphic mimicry. This polymorphism is controlled by allelic variation at a single locus with at least 11 alleles. Many of the alternative morphs are accurate mimics of different species of distasteful butterflies. Geneticists have long been interested ...

journal_title：Evolution & development

authors： Nijhout HF

更新日期：2003-11-01 00:00:00

abstract：:"Hormone manipulation" is being used increasingly in evo-devo studies as the sole or primary technique to investigate the regulation of insect polymorphism by hormones, most notably juvenile hormone (JH). This manuscript critically evaluates the limitations and strengths of this indirect method for inferring aspects o...

journal_title：Evolution & development

authors： Zera AJ

更新日期：2007-09-01 00:00:00

abstract：:Evolution of segmented limbs is one of the key innovations of Arthropoda, allowing development of functionally specific specialized head and trunk appendages, a major factor behind their unmatched evolutionary success. Proximodistal limb patterning is controlled by two regulatory networks in the vinegar fly Drosophila...

journal_title：Evolution & development

authors： Janssen R

更新日期：2017-05-01 00:00:00

abstract：:Ontogeny often provides the most compelling evidence for primary homology in evolutionary developmental studies and is critical to interpreting complex structures in a phylogenetic context. As an example of this, we document the ontogenetic development of the caudal skeleton of Caranx crysos by examining a series of c...

journal_title：Evolution & development

authors： Hilton EJ,Johnson GD

更新日期：2007-03-01 00:00:00

abstract：:The ossification sequence of Myiopsitta monachus was determined. Myiopsitta has a similar sequence to other altricial birds, with delayed skeletons compared to precocial species. The hindlimbs ossify before the forelimbs, a condition that could be linked to altriciality. To determine the stability of the sequences of ...

journal_title：Evolution & development

authors： Carril J,Tambussi CP

更新日期：2017-01-01 00:00:00

abstract：:Termites (Blattodea, Termitoidea, or Isoptera) constitute one of the major lineages of eusocial insects. In termite societies, multiple types of functional individuals, that is, castes, perform divisions of labors to coordinate social behaviors. Among other castes, the soldier caste is distinctive since it is sterile ...

journal_title：Evolution & development

authors： Miura T,Maekawa K

更新日期：2020-11-01 00:00:00

abstract：:Mammalian heterodont dentition is differentiated into incisors, canines, premolars, and molars in the mesial-distal direction, in both the upper and lower jaws. Although all the lower teeth are rooted in the mandible, the upper incisors are rooted in the premaxilla and the upper canine and the teeth behind it are in t...

journal_title：Evolution & development

authors： Yamanaka A,Iwai H,Uemura M,Goto T

更新日期：2015-03-01 00:00:00

abstract：:The highly specialized cephalopod cardiovascular system has long been considered a valuable model for understanding the evolution of circulatory systems. Despite the number of studies devoted to this topic, the developmental regulatory mechanisms remain largely unexplored. Here, we focus on the vascular endothelial gr...

journal_title：Evolution & development

authors： Yoshida MA,Shigeno S,Tsuneki K,Furuya H

更新日期：2010-01-01 00:00:00

abstract：:Genetic heterogeneity and homogeneity are associated with distinct sets of adaptive advantages and bottlenecks, both in developmental biology and population genetics. Whereas populations of individuals are usually genetically heterogeneous, most multicellular metazoans are genetically homogeneous. Observing that resou...

journal_title：Evolution & development

authors： Hamant O,Bhat R,Nanjundiah V,Newman SA

更新日期：2019-05-01 00:00:00

abstract：:This essay recapitulates major paths followed by the Russian tradition of what we refer to today as evolutionary developmental biology ("evo-devo"). The article addresses several questions regarding the conceptual history of evolutionary embryological thought in its particularly Russian perspective: (1) the assertion ...

journal_title：Evolution & development

authors： Mikhailov AT

更新日期：2012-01-01 00:00:00

abstract：:orthodenticle (otd) genes are found throughout the animal kingdom and encode well-studied homeodomain transcription factors that share conserved functions in cephalization, head segmentation, brain patterning, and the differentiation of photoreceptors. Otd proteins have been proposed as ancestral key players in anteri...

journal_title：Evolution & development

authors： Schetelig MF,Schmid BG,Zimowska G,Wimmer EA

更新日期：2008-11-01 00:00:00

abstract：:The expression of GpANTL1, a homolog of AINTEGUMENTA (ANT) found in the gymnosperm Gnetum parvifolium, was analyzed by RT-PCR and in situ hybridization. GpANTL1 was expressed in the leaf primordia, root tips, and young ovules. In the ovulate axis, expression was detected as four distinct rings around the outer, middle...

journal_title：Evolution & development

authors： Yamada T,Hirayama Y,Imaichi R,Kato M

更新日期：2008-05-01 00:00:00

abstract：:Amphioxus probably has only a single gene (AmphiPax3/7) in the Pax3/7 subfamily. Like its vertebrate homologs (Pax3 and Pax7), amphioxus AmphiPax3/7 is probably involved in specifying the axial musculature and muscularized notochord. During nervous system development, AmphiPax3/7 is first expressed in bilateral antero...

journal_title：Evolution & development

authors： Holland LZ,Schubert M,Kozmik Z,Holland ND

更新日期：1999-11-01 00:00:00