Results 1 to 10 of about 11,717 (253)

Geochemical-mineralogical analysis of ferromanganese oxide precipitated on porifera in the Magellan seamount, western Pacific

open access: yesFrontiers in Marine Science, 2023
This study investigated ferromanganese oxide (Fe-Mn oxide) precipitated on porifera located on the tabletop of the Magellan seamount (OSM17, 1571 m depth) in the western Pacific.
Kyuyoung Park   +5 more
doaj   +2 more sources

Stelletta ruetzleri sp. nov., a new ancorinid from the Southwestern Atlantic (Porifera, Astrophorida)

open access: diamondScientia Marina, 2002
Stelletta ruetzleri sp. nov., a new ancorinid sponge from the Southwestern Atlantic (Porifera, Astrophorida), collected at 128 and 200 m depth off Rio Grande do Sul State coast, Brazil (31°20´-32°24´S/49°52´-50°15´W), is described and illustrated with ...
Beatriz Mothes, Carla Maria M. Silva
doaj   +3 more sources

Porifera Lectins: Diversity, Physiological Roles and Biotechnological Potential

open access: yesMarine Drugs, 2015
An overview on the diversity of 39 lectins from the phylum Porifera is presented, including 38 lectins, which were identified from the class of demosponges, and one lectin from the class of hexactinellida.
Johan Gardères   +5 more
doaj   +2 more sources

Enhancing nutritional quality of spray‐dried concentrated watermelon juice using watermelon by‐product carrier blends

open access: yeseFood, 2023
Blends of watermelon (Citrullus lanatus) by‐products (freeze‐dried and ground into powders) and maltodextrin were used as carriers for the pilot‐scale spray drying of preconcentrated watermelon juice.
Rebecca R. Milczarek, Ivana Sedej
doaj   +1 more source

The oldest birotule-bearing freshwater sponges from the Upper Cretaceous–lower Paleocene Deccan volcanic-associated sediments of India [PDF]

open access: yesActa Palaeontologica Polonica, 2023
A new fossil occurrence of freshwater sponges (Porifera: Demospongiae) is reported from the Deccan volcanic associated Naskal intertrappean locality, deposited in an interval of
BANDANA SAMANT   +8 more
doaj   +1 more source

Three-dimensionally preserved soft tissues and calcareous hexactins in a Silurian sponge: implications for early sponge evolution [PDF]

open access: yesRoyal Society Open Science, 2019
Sponges (Porifera), as one of the earliest-branching animal phyla, are crucial for understanding early metazoan phylogeny. Recent studies of Lower Palaeozoic sponges have revealed a variety of character states and combinations unknown in extant taxa ...
Ardianty Nadhira   +8 more
doaj   +1 more source

Potential Biomedical Applications of Collagen Filaments derived from the Marine Demosponges Ircinia oros (Schmidt, 1864) and Sarcotragus foetidus (Schmidt, 1862)

open access: yesMarine Drugs, 2021
Collagen filaments derived from the two marine demosponges Ircinia oros and Sarcotragus foetidus were for the first time isolated, biochemically characterised and tested for their potential use in regenerative medicine.
Marina Pozzolini   +11 more
doaj   +1 more source

Growth and feeding in the sponge Agelas tubulata from shallow to mesophotic depths on Grand Cayman Island

open access: yesEcosphere, 2021
On Caribbean coral reefs, sponges are important members of the benthic community and play multiple roles in ecosystem structure and function. They have an important role in benthic‐pelagic coupling, consuming particulate organic matter (POM) and ...
Keir J. Macartney   +3 more
doaj   +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

The role of cell replacement in benthic–pelagic coupling by suspension feeders [PDF]

open access: yesRoyal Society Open Science, 2016
Benthic–pelagic coupling through suspension feeders and their detrital pathways is integral to carbon transport in oceans. In food-poor ecosystems however, a novel mechanism of carbon recycling has been proposed that involves direct uptake of dissolved ...
Amanda S. Kahn, Sally P. Leys
doaj   +1 more source

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