Results 41 to 50 of about 799 (175)

Discovery of Novel Saponins from the Viscera of the Sea Cucumber Holothuria lessoni

open access: yesMarine Drugs, 2014
Sea cucumbers, sometimes referred to as marine ginseng, produce numerous compounds with diverse functions and are potential sources of active ingredients for agricultural, nutraceutical, pharmaceutical and cosmeceutical products.
Yadollah Bahrami   +2 more
doaj   +1 more source

An update on the landscape of collagen bioactive fragments

open access: yesThe FEBS Journal, Volume 293, Issue 13, Page 4064-4084, July 2026.
The remodeling of the extracellular matrix releases collagen bioactive fragments, which exert molecular functions and regulate numerous biological processes via several signaling pathways. Here, we summarize the latest findings describing the roles of major bioactive fragments from collagens I, IV, VI, and XVIII in various physiological and ...
Sylvie Ricard‐Blum, Julie Fradette
wiley   +1 more source

Sex Determination in Sea Cucumbers: Holothuria forskali and Stichopus regalis

open access: yesFrontiers in Marine Science, 2014
Sea cucumber aquaculture is underexploited in temperate regions, and it is inexistent in Portugal. However, there are some species with a large potential for this sector, namely Stichopus regalis and Holothuria forskali, as it their nutritional value. S.
Filipa Pinheiro Santos
doaj   +1 more source

Profundum solomoni (Amphipoda: Uristidae) Exhibits a Disjunct Geographic Distribution at Hadal Depths Across the San Cristobal Trench, Santa Cruz Trench and Nova Canton Trough

open access: yesZoologica Scripta, Volume 55, Issue 4, Page 639-651, July 2026.
ABSTRACT Hadal environments (> 6000 m ocean depths) are often viewed as isolated locations with high species endemism due to limited dispersal. However, molecular studies continue to reveal greater complexity that questions historical perceptions. Recent population genetic studies focused on scavenging amphipods have identified broadly distributed ...
Brett C. Gonzalez   +2 more
wiley   +1 more source

Structural Elucidation of Novel Saponins in the Sea Cucumber Holothuria lessoni

open access: yesMarine Drugs, 2014
Sea cucumbers are prolific producers of a wide range of bioactive compounds. This study aimed to purify and characterize one class of compound, the saponins, from the viscera of the Australian sea cucumber Holothuria lessoni.
Yadollah Bahrami   +3 more
doaj   +1 more source

Assessment of the Biogeography and Molecular Phylogenetics of Sea Cucumbers (Echinodermata: Holothuroidea) in South Africa

open access: yesJournal of Biogeography, Volume 53, Issue 6, June 2026.
ABSTRACT Aim The biogeography and evolution of South African sea cucumbers have been previously explored; however, these aspects lack detailed study. This study (1) explores the biogeography of sea cucumbers along the coastline of South Africa (SA) and (2) presents a preliminary molecular phylogeny based on the mitochondrial 16S marker.
Jessica S. Victorino   +3 more
wiley   +1 more source

Modeling Benthic Animals in Space and Time Using Bayesian Point Process With Cross Validation: The Case of Holoturians

open access: yesEnvironmetrics, Volume 37, Issue 3, April 2026.
ABSTRACT Holothurian populations in the Mediterranean are relatively understudied, with limited knowledge of their spatial distribution, habitat preferences, and ecological dynamics, making their monitoring a key challenge for ecosystem assessment and sustainable management.
Daniele Poggio   +6 more
wiley   +1 more source

Holothurian sclerites of Carnian strata in the Mežica area, Slovenia

open access: yesGeologija, 2009
The paper presents holothurian sclerites from the 2nd clastic horizon of the “Raibl Beds” in the Mežica area. Thefauna is dominated by genus Theelia, represented by T. immisorbicula Mostler, T. planorbicula Mostler and T.
Bogdan Jurkovšek, Tea Kolar-Jurkovšek
doaj  

Free Sterol Composition of Deep-Sea Holothurian cf.

open access: yesNatural Product Communications, 2022
The free sterol fraction from the deep-sea holothurian Orphnurgus cf glaber Walsh, 1891, has been isolated and studied by GC–MS. Sterols containing Δ 7 , Δ 0 , Δ 5 , polyunsaturated and 5,8-epidioxy modified cores were found.
Ludmila P Ponomarenko   +4 more
doaj   +1 more source

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