Results 21 to 30 of about 27,880 (304)

Viral ecogenomics across the Porifera

open access: yesMicrobiome, 2020
Viruses directly affect the most important biological processes in the ocean via their regulation of prokaryotic and eukaryotic populations. Marine sponges form stable symbiotic partnerships with a wide diversity of microorganisms and this high symbiont ...
Cecília Pascelli   +7 more
semanticscholar   +1 more source

On the Influence of Vulnerable Marine Ecosystem Habitats on Peracarid Crustacean Assemblages in the Northwest Atlantic Fisheries Organisation Regulatory Area

open access: yesFrontiers in Marine Science, 2019
Vulnerable marine ecosystems (VMEs) are considered hotspots of biodiversity and ecosystem functioning in the deep sea, but are also characterised by a high vulnerability to disturbance and a low recovery potential.
Oliver S. Ashford   +6 more
doaj   +1 more source

Foundation Species Abundance Influences Food Web Topology on Glass Sponge Reefs

open access: yesFrontiers in Marine Science, 2020
Foundation species support communities across a wide range of ecosystems. Non-trophic interactions are considered the primary way foundation species influence communities, with their trophic interactions having little impact on community structure.
Stephanie K. Archer   +11 more
doaj   +1 more source

RNA interference in marine and freshwater sponges [PDF]

open access: yes, 2011
Background: The marine sponge Tethya wilhelma and the freshwater sponge Ephydatia muelleri are emerging model organisms to study evolution, gene regulation, development, and physiology in non-bilaterian animal systems. Thus far, functional methods (i.e.,
Cieniewicz, Brandon   +12 more
core   +1 more source

ESTERÓIS E CONSTITUINTES VOLÁTEIS DA ESPONJA DULCÍCOLA Trochospongilla paulula (BOWERBANK)

open access: yesQuímica Nova, 2015
The Neotropical region has the highest freshwater sponge diversity in the world, with the presence of species of the families Metaniidae, Potamolepidae, and Spongillidae.
Iuri B. de Barros   +2 more
doaj   +1 more source

Biodiversity of Spongosorites coralliophaga (Stephens, 1915) on coral rubble at two contrasting cold-water coral reef settings [PDF]

open access: yes, 2015
The authors would like to thank Bill Richardson (Master), the crew of the RRS James Cook, Will Handley and the Holland-I ROV team. We also thank all the specialists in taxonomy that provided important help with identification of species: Professor Paul ...
Henry, Lea-Anne   +3 more
core   +1 more source

Taxonomic notes on Poecillastra sponges (Astrophorida: Pachastrellidae), with the description of three new bathyal southeastern Pacific species

open access: yesScientia Marina, 2011
Three new species of Poecillastra are described here from bathyal waters off central Chile. P. antonbruunae n. sp. is diagnosed by its two categories of oxeas, the smaller one only up to 621 μm in length, and calthrops as the sole triaene category; P ...
Mariana S. Carvalho   +2 more
doaj   +1 more source

Dendrogramma, new Genus, with two new non- bilaterian species from the Marine Bathyal of Southeastern Australia (Animalia, Metazoa incertae sedis) – with similarities to some medusoids from the precambrian ediacara [PDF]

open access: yes, 2014
This study examines a new species of dinosaur named Dendrogramma, which has been found near Bass Strait. Abstract A new genus, Dendrogramma, with two new species of multicellular, non-bilaterian, mesogleal animals with some bilateral aspects, D ...
Jean Just   +2 more
core   +3 more sources

Host species determine symbiotic community composition in Antarctic sponges (Porifera: Demospongiae)

open access: yesbioRxiv, 2020
The microbiota of four Antarctic sponges, Dendrilla antarctica, Sphaerotylus antarcticus, Mycale acerata, and Hemigellius pilosus, collected at two South Shetland Islands and at two locations in the Antarctic Peninsula separated by ca.
Oriol Sacristán-Soriano   +2 more
semanticscholar   +1 more source

Alternative neural systems: What is a neuron? (Ctenophores, sponges and placozoans)

open access: yesFrontiers in Cell and Developmental Biology, 2022
How to make a neuron, a synapse, and a neural circuit? Is there only one ‘design’ for a neural architecture with a universally shared genomic blueprint across species?
Leonid L. Moroz   +2 more
doaj   +1 more source

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