Results 11 to 20 of about 1,839 (188)

Trichoplax adhaerens reveals a network of nuclear receptors sensitive to 9-cis-retinoic acid at the base of metazoan evolution [PDF]

open access: goldPeerJ, 2017
Trichoplax adhaerens, the only known species of Placozoa is likely to be closely related to an early metazoan that preceded branching of Cnidaria and Bilateria.
Jan Philipp Novotný   +9 more
doaj   +3 more sources

Multi-domain O-GlcNAcase structures reveal allosteric regulatory mechanisms [PDF]

open access: yesNature Communications
Nucleocytoplasmic protein O-GlcNAcylation is a dynamic modification catalysed by O-GlcNAc transferase (OGT) and reversed by O-GlcNAc hydrolase (OGA), whose activities are regulated through largely unknown O-GlcNAc-dependent feedback mechanisms.
Sara Basse Hansen   +10 more
doaj   +3 more sources

Placozoan secretory cell types implicated in feeding, innate immunity and regulation of behavior. [PDF]

open access: yesPLoS ONE
Placozoa are millimeter-sized, flat, irregularly shaped ciliated animals that crawl on surfaces in warm oceans feeding on biofilms, which they digest externally. They stand out from other animals due to their simple body plans.
Tatiana D Mayorova   +5 more
doaj   +2 more sources

The ancestral architecture of the immune system in simplest animals [PDF]

open access: yesFrontiers in Immunology
Daria Y. Romanova   +2 more
doaj   +2 more sources

Evolution of iGluR ligand specificity, polyamine regulation, and ion selectivity inferred from a placozoan epsilon receptor [PDF]

open access: yesCommunications Biology
Epsilon ionotropic glutamate receptors (iGluRs) are a recently defined clade of neurotransmitter receptors that are found in all major metazoan lineages that are distinct from α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA), kainate, delta ...
Anhadvir Singh   +9 more
doaj   +2 more sources

Trichoplax neuropeptide controls movement without nerves [PDF]

open access: bronzeJournal of Experimental Biology, 2017
![Figure][1] Two paused Trichoplax adhaerens feeding on a bed of microalgae (dark particles). Photo credit: Carolyn Smith. Gliding on microscopic beating hairs as it grazes upon microalgae coating surfaces in warm oceans, tiny Trichoplax adhaerens is one of the most ancient and ...
Kathryn Knight
openalex   +2 more sources

Field biology of placozoans (Trichoplax): distribution, diversity, biotic interactions [PDF]

open access: bronzeIntegrative and Comparative Biology, 2007
The goal of this review is to highlight what little is known, and point to the bulk of what is yet to be learned, about the natural history of placozoans in the field-in order to stimulate a broader search for placozoans and a fuller exploration of their distribution, diversity, and all other aspects of their enigmatic lives.
Vicki B. Pearse, Oliver Voigt
openalex   +4 more sources

Studying Placozoa WBR in the Simplest Metazoan Animal, Trichoplax adhaerens [PDF]

open access: hybrid, 2022
AbstractPlacozoans are a promising model system to study fundamental regeneration processes in a morphologically and genetically very simple animal. We here provide a brief introduction to the enigmatic Placozoa and summarize the state of the art of animal handling and experimental manipulation possibilities.
Hans‐Jürgen Osigus   +7 more
openalex   +3 more sources

Das radialpolare Differenzierungsmuster bei Trichoplax adhaerens F. E. Schulze (Placozoa) / The Radial Polar Pattern of Differentiation in Trichoplax adhaerens F. E. Schulze (Placozoa) [PDF]

open access: hybridZeitschrift für Naturforschung C, 1984
Abstract In contrast with the outmost uniform aspect of Trichoplax there is a clear cut differentiation between marginal and central cell territories. Dissection and transplantation as well as vital staining show that the marginal material is restricted to a seam approximately 20 μm in width, surrounding the much larger mass of central ...
Viktor Schwartz
openalex   +2 more sources

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