Demospongea

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Demospongea

a class of sponges which contain silica or spongin spicules -commercial sponges.
References in periodicals archive ?
This result is similar to GPCR transcription patterns that have been reported for the demosponge Amphimedon queenslandica, in which many GPCRs were well expressed in pelagic larvae and then downregulated in benthic juveniles (Conaco et al.
The demosponge order Verongida includes sponges that are distributed across the globe.
A total of 77 demosponge species (class Demospongiae), 3 homoscleromorph species (class Homoscleromorpha) and 1 calcareous species (class Calcarea) were found to inhabit rocky shores and reefs, above 20 m in depth.
Effects of the duration of larval life on postlarval stages of the demosponge, Sigmadocia caerulea.
Schroder H-C, Perovic-Ottstadt S, Rothenberger M, Wiens M, Schwertner H, Batel R, Korzhev M, Muller IM, Muller WEG (2004) Silica transport in the demosponge Suberites domuncula: fluorescence emission analysis using the PDMPO probe and cloning of a potential transporter.
The interaction of dermal cells with foreign particles suggests a direct role for these same cells in the movement, internalization, and orientation of sand grains, as described in the keratose demosponge Dysidea etheriade Laubenfels, 1936 (Teragawa, 1986a, b).
It is also likely that shell protrusions (on the posterior side), either by attachment of demosponge or by other epibionts, could disturb the valve opening and impede burrowing, so limiting food capture by the mollusc.
Demosponge and sea anemone fibrillar collagen diversity reveals the early emergence of A/C clades and the maintenance of the modular structure of Type V/XI collagens from sponge to human.
Using the model of the demosponge species Suberites domuncula Olivi, 1792, which expresses aquaporin, cDNA was cloned and the protein was heterologously expressed.