Results 31 to 40 of about 2,354 (161)

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

Studying Placozoa WBR in the Simplest Metazoan Animal, Trichoplax adhaerens.

open access: yesMethods Mol Biol, 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.
Osigus HJ   +7 more
europepmc   +3 more sources

Identificación y revisión bibliográfica del antecesor de Eumetazoa: "Trichoplax adhaerens" [PDF]

open access: yes, 2020
The phylum placozoa is a group of primitive animals with great evolutionary and pharmacological interest. It is represented by a few genus, when Trichoplax and its representative species T. adhaerens are most studied. In this work, the knowledge of this species has been bibliographically reviewed, both from an evolutionary point of view and relative to
Camacho Espino, Daniel Matías
openaire   +2 more sources

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

open access: yesProc Natl Acad Sci U S A, 2023
International audienceHow collectives remain coordinated as they grow in size is a fundamental challenge affecting systems ranging from biofilms to governments.
Davidescu MR   +3 more
europepmc   +2 more sources

The early ANTP gene repertoire: insights from the placozoan genome. [PDF]

open access: yesPLoS ONE, 2008
The evolution of ANTP genes in the Metazoa has been the subject of conflicting hypotheses derived from full or partial gene sequences and genomic organization in higher animals.
Bernd Schierwater   +5 more
doaj   +1 more source

Function and phylogeny support the independent evolution of an ASIC-like Deg/ENaC channel in the Placozoa

open access: yesCommunications Biology, 2023
ASIC channels are bilaterian proton-gated sodium channels belonging to the large and functionally-diverse Deg/ENaC family that also includes peptide- and mechanically-gated channels.
Wassim Elkhatib   +7 more
doaj   +1 more source

Amino acids integrate behaviors in nerveless placozoans

open access: yesFrontiers in Neuroscience, 2023
Placozoans are the simplest known free-living animals without recognized neurons and muscles but a complex behavioral repertoire. However, mechanisms and cellular bases of behavioral coordination are unknown.
Mikhail A. Nikitin   +4 more
doaj   +1 more source

Comparative genomics and the nature of placozoan species. [PDF]

open access: yesPLoS Biology, 2018
Placozoans are a phylum of nonbilaterian marine animals currently represented by a single described species, Trichoplax adhaerens, Schulze 1883. Placozoans arguably show the simplest animal morphology, which is identical among isolates collected ...
Michael Eitel   +10 more
doaj   +1 more source

Structural basis for binding of the renal carcinoma target hypoxia‐inducible factor 2α to prolyl hydroxylase domain 2

open access: yesProteins: Structure, Function, and Bioinformatics, Volume 91, Issue 11, Page 1510-1524, November 2023., 2023
Abstract The hypoxia‐inducible factor (HIF) prolyl‐hydroxylases (human PHD1‐3) catalyze prolyl hydroxylation in oxygen‐dependent degradation (ODD) domains of HIFα isoforms, modifications that signal for HIFα proteasomal degradation in an oxygen‐dependent manner. PHD inhibitors are used for treatment of anemia in kidney disease. Increased erythropoietin
William D. Figg Jr.   +6 more
wiley   +1 more source

Why Homoscleromorph Sponges Have Ciliated Epithelia: Evidence for an Ancestral Role in Mucociliary Driven Particle Flux. [PDF]

open access: yesJ Exp Zool B Mol Dev Evol
Epithelia are typically ciliated, except in sponges. Of all Porifera only Homoscleromorphs have motile cilia on their epithelia. Our data highlight the presence of cilia and mucociliary particle transport as a common feature of metazoa and a secondary loss in other sponge lineages.
Price VL   +9 more
europepmc   +2 more sources

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