Results 51 to 60 of about 1,558 (165)

Data-Driven Analysis of the Trichoplax Adhaerens [PDF]

open access: yes, 2023
Biological systems, particularly animals, are a hotspot of highly sophisticated and non-trivial dynamics. They consist of a myriad of motile self-driven and simultaneously interacting entities.
Tannous, Layal
core  

Genome-wide analysis of transposable elements and tandem repeats in the compact placozoan genome

open access: yesBiology Direct, 2010
The placozoan Trichoplax adhaerens has a compact genome with many primitive eumetazoan characteristics. In order to gain a better understanding of its genome architecture, we conducted a detailed analysis of repeat content in this genome.
Meyer Eli   +3 more
doaj   +1 more source

Evolution of the perlecan/HSPG2 gene and its activation in regenerating Nematostella vectensis. [PDF]

open access: yesPLoS ONE, 2015
The heparan sulfate proteoglycan 2 (HSPG2)/perlecan gene is ancient and conserved in all triploblastic species. Its presence maintains critical cell boundaries in tissue and its large (up to ~900 kDa) modular structure has prompted speculation about the ...
Curtis R Warren   +5 more
doaj   +1 more source

Deep RNA sequencing reveals the smallest known mitochondrial micro exon in animals: The placozoan cox1 single base pair exon. [PDF]

open access: yesPLoS ONE, 2017
The phylum Placozoa holds a key position for our understanding of the evolution of mitochondrial genomes in Metazoa. Placozoans possess large mitochondrial genomes which harbor several remarkable characteristics such as a fragmented cox1 gene and trans ...
Hans-Jürgen Osigus   +2 more
doaj   +1 more source

Review: The evolution of peptidergic signaling in Cnidaria and Placozoa, including a comparison with Bilateria

open access: yesFrontiers in Endocrinology, 2022
Bilateria have bilateral symmetry and are subdivided into Deuterostomia (animals like vertebrates) and Protostomia (animals like insects and mollusks).
Frank Hauser   +3 more
doaj   +1 more source

Comparative genomics of large mitochondria in placozoans.

open access: yesPLoS Genetics, 2007
The first sequenced mitochondrial genome of a placozoan, Trichoplax adhaerens, challenged the conventional wisdom that a compact mitochondrial genome is a common feature among all animals.
Ana Y Signorovitch   +2 more
doaj   +1 more source

Comparative genomics of neuroglobin reveals its early origins. [PDF]

open access: yesPLoS ONE, 2012
Neuroglobin (Ngb) is a hexacoordinated globin expressed mainly in the central and peripheral nervous system of vertebrates. Although several hypotheses have been put forward regarding the role of neuroglobin, its definite function remains uncertain.
Jasmin Dröge   +3 more
doaj   +1 more source

Concatenated analysis sheds light on early metazoan evolution and fuels a modern "urmetazoon" hypothesis. [PDF]

open access: yesPLoS Biology, 2009
For more than a century, the origin of metazoan animals has been debated. One aspect of this debate has been centered on what the hypothetical "urmetazoon" bauplan might have been.
Bernd Schierwater   +7 more
doaj   +1 more source

Growth produces coordination trade-offs in Trichoplax adhaerens, an animal lacking a central nervous system

open access: yes, 2023
How collectives remain coordinated as they grow in size is a fundamental challenge affecting systems ranging from biofilms to governments. This challenge is particularly apparent in multicellular organisms, where coordination among a vast number of cells
Romanczuk, Pawel   +3 more
core   +1 more source

Molecular origin of mesoderm : conservation of T-box genes in non-bilaterian animals [PDF]

open access: yes, 2003
Several members of the T-box gene family were characterized from cnidarians, ctenophores, sponges and placozoans, which are considered as the four metazoan phyla at the basis of animal evolution leading to bilaterians.
Martinelli, Cosimo
core   +1 more source

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