Results 1 to 10 of about 110 (53)

Structural Characterization of Maitotoxins Produced by Toxic Gambierdiscus Species [PDF]

open access: yesMarine Drugs, 2022
Identifying compounds responsible for the observed toxicity of the Gambierdiscus species is a critical step to ascertaining whether they contribute to ciguatera poisoning.
J. Sam Murray   +9 more
doaj   +2 more sources

Gambierdiscus and Its Associated Toxins: A Minireview [PDF]

open access: yesToxins, 2022
Gambierdiscus is a dinoflagellate genus widely distributed throughout tropical and subtropical regions. Some members of this genus can produce a group of potent polycyclic polyether neurotoxins responsible for ciguatera fish poisoning (CFP), one of the ...
Da-Zhi Wang, Ye-Hong Xin, Ming-Hua Wang
doaj   +2 more sources

Use of Mass Spectrometry to Determine the Diversity of Toxins Produced by Gambierdiscus and Fukuyoa Species from Balearic Islands and Crete (Mediterranean Sea) and the Canary Islands (Northeast Atlantic) [PDF]

open access: yesToxins, 2020
Over the last decade, knowledge has significantly increased on the taxonomic identity and distribution of dinoflagellates of the genera Gambierdiscus and Fukuyoa. Additionally, a number of hitherto unknown bioactive metabolites have been described, while
Pablo Estevez   +8 more
doaj   +2 more sources

Toxicity Screening of a Gambierdiscus australes Strain from the Western Mediterranean Sea and Identification of a Novel Maitotoxin Analogue [PDF]

open access: yesMarine Drugs, 2021
Dinoflagellate species of the genera Gambierdiscus and Fukuyoa are known to produce ciguatera poisoning-associated toxic compounds, such as ciguatoxins, or other toxins, such as maitotoxins.
Pablo Estevez   +8 more
doaj   +2 more sources

Ciguatoxins and Maitotoxins in Extracts of Sixteen Gambierdiscus Isolates and One Fukuyoa Isolate from the South Pacific and Their Toxicity to Mice by Intraperitoneal and Oral Administration [PDF]

open access: yesMarine Drugs, 2017
Ciguatoxins (CTXs), and possibly maitotoxins (MTXs), are responsible for Ciguatera Fish Poisoning, an important health problem for consumers of reef fish (such as inhabitants of islands in the South Pacific Ocean).
Rex Munday   +4 more
doaj   +2 more sources

Toxicity Characterisation of Gambierdiscus Species from the Canary Islands [PDF]

open access: yesToxins, 2020
In the last decade, several outbreaks of ciguatera fish poisoning (CFP) have been reported in the Canary Islands (central northeast Atlantic Ocean), confirming ciguatera as an emerging alimentary risk in this region.
Araceli E. Rossignoli   +5 more
doaj   +2 more sources

Structure Elucidation and Biological Evaluation of Maitotoxin-3, a Homologue of Gambierone, from Gambierdiscus belizeanus [PDF]

open access: yesToxins, 2019
Gambierdiscus species are the producers of the marine toxins ciguatoxins and maitotoxins which cause worldwide human intoxications recognized as Ciguatera Fish Poisoning. A deep chemical investigation of a cultured strain of G.
Andrea Boente-Juncal   +7 more
doaj   +2 more sources

Rapid Extraction and Identification of Maitotoxin and Ciguatoxin-Like Toxins from Caribbean and Pacific Gambierdiscus Using a New Functional Bioassay. [PDF]

open access: yesPLoS ONE, 2016
BackgroundCiguatera is a circumtropical disease produced by polyether sodium channel toxins (ciguatoxins) that enter the marine food chain and accumulate in otherwise edible fish.
Richard J Lewis   +6 more
doaj   +2 more sources

The Epiphytic Genus Gambierdiscus (Dinophyceae) in the Kermadec Islands and Zealandia Regions of the Southwestern Pacific and the Associated Risk of Ciguatera Fish Poisoning [PDF]

open access: yesMarine Drugs, 2017
Species in the genus Gambierdiscus produce ciguatoxins (CTXs) and/or maitotoxins (MTXs), which may cause ciguatera fish poisoning (CFP) in humans if contaminated fish are consumed. Species of Gambierdiscus have previously been isolated from macroalgae at
Lesley L. Rhodes   +5 more
doaj   +2 more sources

Ciguatera Fish Poisoning: The Risk from an Aotearoa/New Zealand Perspective

open access: yesToxins, 2020
Gambierdiscus and Fukuyoa species have been identified in Aotearoa/New Zealand’s coastal waters and G. polynesiensis, a known producer of ciguatoxins, has been isolated from Rangitāhua/Kermadec Islands (a New Zealand territory).
Lesley L. Rhodes   +4 more
doaj   +1 more source

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