Results 21 to 30 of about 82,505 (312)

Fabrication of hydroxyapatite sponges by dextran sulphate/amino acid templating [PDF]

open access: yes, 2005
We report a new template-directed method for the fabrication of hydroxyapatite (HAp) sponges by using amino-acid-coated HAp nanoparticles dispersed within a viscous polysaccharide (dextran sulfate) matrix, and describe the use of these materials for the ...
Walsh, Dominic   +13 more
core   +1 more source

New Insights Into the Archaeal Consortium of Tropical Sponges

open access: yesFrontiers in Marine Science, 2020
Archaea is a poorly studied domain associated with sponges. Many questions that have been addressed for bacteria still remain largely unknown for archaea.
Marta Turon, Maria J. Uriz
doaj   +1 more source

A Historical Overview of Natural Products in Drug Discovery

open access: yesMetabolites, 2012
Historically, natural products have been used since ancient times and in folklore for the treatment of many diseases and illnesses. Classical natural product chemistry methodologies enabled a vast array of bioactive secondary metabolites from terrestrial
Daniel A. Dias   +2 more
doaj   +1 more source

The mitochondrial genomes of sponges provide evidence for multiple invasions by Repetitive Hairpin-forming Elements (RHE) [PDF]

open access: yes, 2009
Background: The mitochondrial (mt) genomes of sponges possess a variety of features, which appear to be intermediate between those of Eumetazoa and non-metazoan opisthokonts.
Lavrov Dennis V   +11 more
core   +1 more source

Marine-Derived Polymers in Ionic Liquids: Architectures Development and Biomedical Applications

open access: yesMarine Drugs, 2020
Marine resources have considerable potential to develop high-value materials for applications in different fields, namely pharmaceutical, environmental, and biomedical.
Simone S. Silva   +3 more
doaj   +1 more source

CO I Barcoding Reveals New Clades and Radiation Patterns of Indo-Pacific Sponges of the Family Irciniidae (Demospongiae: Dictyoceratida) [PDF]

open access: yes, 2010
DNA barcoding is a promising tool to facilitate a rapid and unambiguous identification of sponge species. Demosponges of the order Dictyoceratida are particularly challenging to identify, but are of ecological as well as biochemical importance.Here we ...
Pöppe, Judith   +16 more
core   +1 more source

SponGES Policy Brief - The economic value of deep-sea sponges

open access: yes, 2021
This SponGES project policy brief provides an overview on the large economic benefits potentially conveyed by deep-sea sponges based on current research ...
FAO
core   +1 more source

Synthesis and Bioactivity of Luffarin I

open access: yesMarine Drugs, 2015
The first synthesis of Luffarin I, sesterterpenolide isolated from sponge Luffariella geometrica, has been accomplished from commercially available sclareol.
Aitor Urosa   +6 more
doaj   +1 more source

Collagens of Poriferan Origin

open access: yesMarine Drugs, 2018
The biosynthesis, structural diversity, and functionality of collagens of sponge origin are still paradigms and causes of scientific controversy. This review has the ambitious goal of providing thorough and comprehensive coverage of poriferan collagens ...
Hermann Ehrlich   +4 more
doaj   +1 more source

Three new species of Spongiopsyllus Johnsson, 2000 (Copepoda: Siphonostomatoida: Entomolepididae) associated with Aplysina cauliformis (Carter, 1882) (Porifera: Demospongiae) from Todos-os-Santos Bay, Northeastern Brazil

open access: yesEuropean Journal of Taxonomy
Entomolepididae is a small siphonostomatoid family with a distinct shield-like body morphology, comprising 9 genera and 20 species. These genera are divided into two subfamilies, mostly based on their body segmentation, the genera with fused pedigerous ...
Amilcar Farias   +3 more
doaj   +1 more source

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