Results 71 to 80 of about 1,845 (186)

Ciguatera-Causing Dinoflagellate Gambierdiscus spp. (Dinophyceae) in a Subtropical Region of North Atlantic Ocean (Canary Islands): Morphological Characterization and Biogeography

open access: yesToxins, 2019
Dinoflagellates belonging to the genus Gambierdiscus produce ciguatoxins (CTXs), which are metabolized in fish to more toxic forms and subsequently cause ciguatera fish poisoning (CFP) in humans. Five species of Gambierdiscus have been described from the
Isabel Bravo   +4 more
doaj   +1 more source

Fish Sludge as Feed in Circular Bioproduction: Overview of Biological and Chemical Hazards in Fish Sludge and Their Potential Fate via Ingestion by Invertebrates

open access: yesReviews in Aquaculture, Volume 17, Issue 1, January 2025.
This review provides knowledge of the biosecurity risks of using fish sludge to produce novel feed ingredients from low‐trophic, extractive animal species in circular value chains. The review includes nutritional composition, sludge treatment practices, EU regulations, and the fate of microbial and chemical hazards contained in sludge till raw ...
Kristin S. Pettersen   +25 more
wiley   +1 more source

Redefinition of the Dinoflagellate Genus Alexandrium Based on Centrodinium: Reinstatement of Gessnerium and Protogonyaulax, and Episemicolon gen. nov. (Gonyaulacales, Dinophyceae)

open access: yesJournal of Marine Sciences, Volume 2019, Issue 1, 2019., 2019
The genus Centrodinium contains oceanic and predominantly tropical species that have received little attention. Three species of Centrodinium were examined using thecal plate dissociation, scanning electron microscopy, and molecular sequences. The apical horn of Centrodinium intermedium and C.
Fernando Gómez   +2 more
wiley   +1 more source

Mass capture fishing in the Marquesas Islands

open access: yesArchaeology in Oceania, Volume 59, Issue 2, Page 234-250, July 2024.
ABSTRACT Mass capture of small fishes with a variety of nets, traps, and weirs was widely practiced and economically important across East Polynesia at western contact. Archaeological research, however, has suggested these technologies were less important during the early settlement period and gained prominence over time. Several explanations have been
Reno Nims   +2 more
wiley   +1 more source

Handbook of culture of Gambierdiscus and Fukuyoa spp.

open access: yes, 2019
El cultivo de dinoflagelados de los géneros Gambierdiscus y Fukuyoa spp. es probablemente una de las tareas más difíciles de conseguir con respecto a microorganismos marinos en el laboratorio. Las especies de estos géneros se caracterizan por un crecimiento lento (con una tasa de crecimiento máximo inferior a 0,5 divisiones/día) y tienen rangos de ...
Assunção, Patrcia   +2 more
openaire   +2 more sources

Addressing the safety of new food sources and production systems

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 23, Issue 3, May 2024.
Abstract New food sources and production systems (NFPS) are garnering much attention, driven by international trade, changing consumer preferences, potential sustainability benefits, and innovations in climate‐resilient food production systems. However, NFPS can introduce new challenges for food safety agencies and food manufacturers.
Yong Quan Tan   +4 more
wiley   +1 more source

Maitotoxin-4, a Novel MTX Analog Produced by Gambierdiscus excentricus [PDF]

open access: yesMarine Drugs, 2017
Maitotoxins (MTXs) are among the most potent toxins known. These toxins are produced by epi-benthic dinoflagellates of the genera Gambierdiscus and Fukuyoa and may play a role in causing the symptoms associated with Ciguatera Fish Poisoning. A recent survey revealed that, of the species tested, the newly described species from the Canary Islands, G ...
Francesco Pisapia   +12 more
openaire   +5 more sources

Sulphated cyclic polyethers produced by toxic Gambierdiscus species

open access: yes, 2021
The genus Gambierdiscus has been demonstrated to produce a complex array of bioactive, ladder-shaped polyether secondary metabolites, which have varying levels of toxicity.
Michele Prinsep (15402650)   +8 more
core  

Seasonal distribution of Gambierdiscus spp. in Wakasa Bay, the Sea of Japan, and antagonistic relationships with epiphytic pennate diatoms [PDF]

open access: yes, 2018
The occurrence of the ciguatera fish poisoning (CFP) causative Gambierdiscus spp. was confirmed in the Sea of Japan for the first time in 2009. This paper reports seasonal distribution of Gambierdiscus spp.
Hatayama, Yuki   +11 more
core   +1 more source

Development and validation of PCR-RFLP assay for identification of Gambierdiscus species in the Greater Caribbean region [PDF]

open access: yes, 2016
The genus Gambierdiscus is a recognized group of marine epiphytic-benthic dinoflagellates that produce the toxins that cause Ciguatera Fish Poisoning (CFP).
Lozano-Duque, Yesid
core   +1 more source

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