Results 71 to 80 of about 11,475 (294)

Carbamate derivatives and sesquiterpenoids from the South China Sea gorgonian Melitodes squamata

open access: yesBeilstein Journal of Organic Chemistry, 2012
Five carbamate derivatives, obtucarbamates C and D (1, 2), dimethyl ((carbonylbis(azanediyl))bis(2-methyl-5,1-phenylene))dicarbamate (3), obtucarbamates A and B (4, 5), and four aromadendrane-type sesquiterpenoids, (+)-4β-N-methenetauryl-10β-methoxy-1β ...
Li-Si Huang   +4 more
doaj   +1 more source

Structures and Absolute Configurations of Diketopiperazine Alkaloids Chrysopiperazines A–C from the Gorgonian-Derived Penicillium chrysogenum Fungus

open access: yesMarine Drugs, 2019
Three new diketopiperazine alkaloids, including two oxepine-containing diketopiperazines, chrysopiperazines A and B (1 and 2), and one quinazoline-containing diketopiperazine, chrysopiperazine C (5), together with three known analogues (3, 4, and 6 ...
Wei-Feng Xu   +6 more
semanticscholar   +1 more source

Briareolate Esters from the Gorgonian Briareum asbestinum [PDF]

open access: yesMarine Drugs, 2012
Two new briarane diterpenoids briareolate esters J (1) and K (2) were isolated from the methanolic extract of the octocoral Briareum asbestinum collected off the coast of Boca Raton, Florida. The structures of briaranes 1 and 2 were elucidated by interpretation of spectroscopic data.
Meginley, Rian J.   +5 more
openaire   +3 more sources

Isolation and Antifouling Activity of Azulene Derivatives from the Antarctic Gorgonian Acanthogorgia laxa

open access: yesChemistry and Biodiversity, 2018
Three azulenoid sesquiterpenes (1 – 3) were isolated from the Antarctic gorgonian Acanthogorgia laxa collected by bottom trawls at −343 m. Besides linderazulene (1), and the known ketolactone 2, a new brominated C16 linderazulene derivative (3) was also ...
Laura P Patiño Cano   +8 more
semanticscholar   +1 more source

Mass mortality hits gorgonian forests at Montecristo Island.

open access: yesDiseases of Aquatic Organisms, 2018
Mediterranean gorgonian forests are species-rich habitats, and like many other marine habitats they are threatened by anthropogenic disturbances and mass mortality events.
E. Turicchia   +3 more
semanticscholar   +1 more source

Determinate Growth and Modularity in a Gorgonian Octocoral

open access: yesThe Biological Bulletin, 2003
Growth rates of branches of colonies of the gorgonian Pseudopterogorgia elisabethae were monitored for 2 years on a reef at San Salvador Island, Bahamas. Images of 261 colonies were made at 6-month intervals and colony and branch growth analyzed. Branch growth rates differed between colonies and between the time intervals in which the measurements were
Juan A. Sánchez   +3 more
openaire   +3 more sources

New Eunicellin-Type Diterpenes from the Panamanian Octocoral Briareum Asbestinum [PDF]

open access: yes, 2020
Gorgonian octocorals are considered a prolific source of secondary metabolites with a wide range of biological activities, including anti-inflammatory activity.
Elena Talero   +6 more
core   +1 more source

A new antiviral pregnane from a gorgonian-derived Cladosporium sp. fungus

open access: yesNatural Product Research, 2018
A new pregnane, 3α-hydroxy-7-ene-6,20-dione (1), and five known steroids (2–6), along with one known steroidal glycoside (7) were obtained from the fungus Cladosporium sp.
Mei-Lin Yu   +4 more
semanticscholar   +1 more source

Genetic connectivity supports recovery of gorgonian populations affected by climate change

open access: yesAquatic conservation, 2018
Climate‐induced threats are increasingly affecting marine populations worldwide. In the last few decades, several gorgonian species have been affected by mass mortality events in the north‐west Mediterranean, putatively linked to local sea temperature ...
M. Padrón   +4 more
semanticscholar   +1 more source

Integrative taxonomy reveals a new species of the soapfish genus Rypticus (Teleostei: Grammistidae) from the eastern Atlantic Ocean

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of the soapfish genus Rypticus is described based on 14 specimens from the eastern Atlantic Ocean. The new species was previously misidentified as the greater soapfish, R. saponaceus, due to their similar appearance. However, it differs from R.
Gabriel Soares Araujo   +3 more
wiley   +1 more source

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