Results 21 to 30 of about 2,397 (204)
Sexual reproduction in octocorals [PDF]
For octocorals, sexual reproductive processes are fundamental to maintaining popu- lations and influencing macroevolutionary processes. While ecological data on octocorals have lagged behind their scleractinian counterparts, the proliferation of reproductive studies in recent years now enables comparisons between these important anthozoan taxa. Here we
Howard R. Lasker+2 more
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The Brazilian octocoral Phyllogorgia dilatata as a source of cytotoxic compounds
The extensive marine biodiversity has proved to be a promising source of substances with biomedical potential. In this study, the cytotoxicity of the Brazilian octocoral Phyllogorgia dilatata (Gorgoniidae) was evaluated against two tumor cell lines and ...
THAYSSA S.F. FAGUNDES+11 more
doaj +1 more source
Ecological Factors Mediate Immunity and Parasitic Co-Infection in Sea Fan Octocorals
The interplay among environment, demography, and host-parasite interactions is a challenging frontier. In the ocean, fundamental changes are occurring due to anthropogenic pressures, including increased disease outbreaks on coral reefs.
Allison M. Tracy+2 more
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Terpenoids from the Octocoral Sinularia gaweli [PDF]
Two eudesmane sesquiterpenoids, verticillatol (1) and 5α-acetoxy-4(14)-eudesmene-1β-ol (2) and two cembrane diterpenoids, (–)-leptodiol acetate (3) and sinulacembranolide A (4) were isolated from the octocoral Sinularia gaweli and compounds 2–4 are new isolates.
Zhi-Hong Wen+9 more
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Nutritional ecology of temperate octocorals in a warming ocean [PDF]
Global warming of the oceans poses a double threat to benthic organisms as they reach their thermal limits and starve to death due to declines in plankton abundance during heat waves. Under these circumstances, dissolved nutrients become an important alternative food source, especially in temperate regions where they can reach high concentrations ...
Kiara Lange+4 more
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The rise of octocoral forests on Caribbean reefs [PDF]
Coral reefs throughout the tropics have experienced large declines in the abundance of scleractinian corals over the last few decades, and some reefs are becoming functionally dominated by animal taxa other than scleractinians. This phenomenon is striking on many shallow reefs in the tropical western Atlantic, where arborescent octocorals now are ...
Lasker, Howard+3 more
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Linking host morphology and symbiont performance in octocorals [PDF]
AbstractOctocorals represent an important group in reef communities throughout the tropical seas and, like scleractinian corals, they can be found in symbiosis with the dinoflagellate Symbiodinium. However, while there is extensive research on this symbiosis and its benefits in scleractinians, research on octocorals has focused so far mainly on the ...
Victoria Grosso+10 more
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Briarenols C–E, New Polyoxygenated Briaranes from the Octocoral Briareum excavatum
Three new polyoxygenated briarane diterpenoids, briarenols C–E (1–3), were isolated from the octocoral Briareum excavatum. The structures of briaranes 1–3 were elucidated by interpretation of spectroscopic data, and the methylenecyclohexane ring in 1 was
Nan-Fu Chen+7 more
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Symbiodinium Photosynthesis in Caribbean Octocorals
Symbioses with the dinoflagellate Symbiodinium form the foundation of tropical coral reef communities. Symbiodinium photosynthesis fuels the growth of an array of marine invertebrates, including cnidarians such as scleractinian corals and octocorals (e.g., gorgonian and soft corals).
Kartick P. Shirur+3 more
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Five new 13,14-epoxybriarane diterpenoids, briarenolides U–Y (1–5), were isolated from the octocoral Briareum sp. The structures of briaranes 1–5 were elucidated by spectroscopic methods.
Yin-Di Su+8 more
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