Results 21 to 30 of about 1,729 (152)

Toxicity Profile of the Oceanic Pufferfish Lagocephalus lagocephalus in the Eastern Atlantic Area [PDF]

open access: yesMarine Drugs
In recent years, the pufferfish Lagocephalus lagocephalus has been recorded with unusual frequency in coastal areas of the Canary Islands. The most notable episodes occurred in March and November 2017, when numerous shoals were observed along the coasts ...
Nathália Nocchi   +7 more
doaj   +2 more sources

Development of an Automated Cell-Based Assay for the Detection of the Functional Activity of Saxitoxin [PDF]

open access: yesToxins
Saxitoxin (STX) is one of the most potent natural neurotoxins known and is the only marine toxin to be declared a chemical weapon. In both marine and freshwater systems filter feeding organisms can accumulate saxitoxin and human consumption of toxin ...
Rachel Whiting   +5 more
doaj   +2 more sources

Keeping Lagocephalus sceleratus off the Table: Sources of Variation in the Quantity of TTX, TTX Analogues, and Risk of Tetrodotoxication

open access: yesToxins, 2021
The invasion of the tetrodotoxin (TTX)-bearing silver-cheeked toadfish and potential poisoning due to its consumption (tetrodotoxication) threatens public safety in the Mediterranean Sea.
Georgios Christidis   +5 more
doaj   +2 more sources

Levels and Profile of Tetrodotoxins in Spawning Cephalothrix mokievskii (Palaeonemertea, Nemertea): Assessing the Potential Toxic Pressure on Marine Ecosystems [PDF]

open access: yesToxins
The ribbon worms of the closely related species Cephalothrix simula, Cephalothrix cf. simula, and Cephalothrix mokievskii, representing the C.
Grigorii V. Malykin   +2 more
doaj   +2 more sources

Tetrodotoxin and Its Analogues in the Pufferfish Arothron hispidus and A. nigropunctatus from the Solomon Islands: A Comparison of Their Toxin Profiles with the Same Species from Okinawa, Japan

open access: yesToxins, 2015
Pufferfish poisoning has not been well documented in the South Pacific, although fish and other seafood are sources of protein in these island nations. In this study, tetrodotoxin (TTX) and its analogues in each organ of the pufferfish Arothron hispidus ...
Clyde Gorapava Puilingi   +4 more
doaj   +2 more sources

Tetrodotoxins in Tissues and Cells of Different Body Regions of Ribbon Worms Kulikovia alborostrata and K. manchenkoi from Spokoynaya Bay, Sea of Japan [PDF]

open access: yesToxins
Nemerteans, or ribbon worms, possess tetrodotoxin and its analogues (TTXs), neurotoxins of bacterial origin, which they presumably use for capturing prey and self-defense.
Anna E. Vlasenko   +3 more
doaj   +2 more sources

Response Surface Methodology for the Optimization of Ultrasound-Assisted Extraction of Tetrodotoxin from the Liver of Takifugu pseudommus

open access: yesToxins, 2018
Tetrodotoxin (TTX) is a marine biotoxin that has high scientific value. However, the lack of efficient TTX extraction and preparation methods has led to a scarcity of TTX samples for clinical application.
Xiaojun Zhang   +6 more
doaj   +2 more sources

Syntesis of tetrodotoxin, its analogues and intermediates thereof

open access: yes, 2005
The invention provides for the synthesis of Tetrodotoxin, its tautomers, enantiomers, distercoisomer or analogues through the use of spirolactam compounds of formula II as starting material, by incorporation of a guanidine (or similar) residue to a compound of formula II prior to the formation of an orthoester, or the use of a compound of formula VII ...
Noheda Marín, Pedro
openaire   +3 more sources

Quantitation of Tetrodotoxin and Its Analogues with a Combination of Liquid Chromatography–Tandem Mass Spectrometry and Quantitative 1H-NMR Spectroscopy

open access: yesJournal of Agricultural and Food Chemistry, 2019
Tetrodotoxin and its analogues are the causative toxins of pufferfish poisoning. Tetrodotoxin has been recently detected in bivalve mollusks collected in New Zealand and Europe, highlighting the need to include tetrodotoxin in monitoring programs for bivalves by instrumental methods.
Ryuichi Watanabe   +7 more
openaire   +3 more sources

ScillyHAB: A Multi-Disciplinary Survey of Harmful Marine Phytoplankton and Shellfish Toxins in the Isles of Scilly: Combining Citizen Science with State-of-the-Art Monitoring in an Isolated UK Island Territory [PDF]

open access: yesMarine Drugs
The Isles of Scilly are an archipelago of islands in the far southwest of the UK which contain numerous beds of wild bivalve molluscs which are recreationally harvested for local consumption.
Andrew D. Turner   +18 more
doaj   +2 more sources

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