Results 31 to 40 of about 24,572,807 (145)

Dihydrodinophysistoxin-1 Produced by Dinophysis norvegica in the Gulf of Maine, USA and Its Accumulation in Shellfish

open access: yesToxins, 2020
Dihydrodinophysistoxin-1 (dihydro-DTX1, (M-H)−m/z 819.5), described previously from a marine sponge but never identified as to its biological source or described in shellfish, was detected in multiple species of commercial shellfish collected from the ...
Jonathan R. Deeds   +15 more
doaj   +1 more source

Safety of Schizochytrium sp. oil as a novel food pursuant to Regulation (EU) 2015/2283(a)

open access: yesEFSA Journal, Volume 18, Issue 10, October 2020., 2020
Abstract Following a request from the European Commission, the EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA) was asked to deliver an opinion on the safety of Schizochytrium sp. oil as a novel food (NF) pursuant to Regulation (EU) 2015/2283. Schizochytrium sp. is a single‐cell microalga. The strain WZU477, used by the applicant (Progress
EFSA Panel on Nutrition   +28 more
wiley   +1 more source

Combined effects of a simulated marine heatwave and an algal toxin on a tropical marine aquaculture fish cobia (Rachycentron canadum)

open access: yesAquaculture Research, Volume 51, Issue 6, Page 2535-2544, June 2020., 2020
Abstract Ongoing global warming is one of the major challenges for the development of aquaculture in the tropical regions where species are already cultured in the water temperature close to their upper physiological thresholds. Furthermore, warming can trigger blooms of toxic algae, yet we do not know how extreme warming such as a marine heatwave (MHW)
Minh‐Hoang Le   +3 more
wiley   +1 more source

Dinophysis acuta in Scottish Coastal Waters and Its Influence on Diarrhetic Shellfish Toxin Profiles

open access: yesToxins, 2018
Diarrhetic shellfish toxins produced by the dinoflagellate genus Dinophysis are a major problem for the shellfish industry worldwide. Separate species of the genus have been associated with the production of different analogues of the okadaic acid group ...
Sarah C. Swan   +7 more
doaj   +1 more source

A Screening Tool for the Direct Analysis of Marine and Freshwater Phycotoxins in Organic SPATT Extracts from the Chesapeake Bay

open access: yesToxins, 2020
Many detection methods for phycotoxins, bioactive compounds produced by harmful algae, focus on one compound or a class of related compounds. Multiple harmful algal species often co-occur in the environment, however, emphasizing the need to analyze for ...
Michelle D. Onofrio   +3 more
doaj   +1 more source

A Structural Basis for the Reduced Toxicity of Dinophysistoxin-2

open access: yes, 2016
Okadaic acid (OA), dinophysistoxin-1 (DTX-1), and dinophysistoxin-2 (DTX-2) are algal toxins that can accumulate in shellfish and cause diarrhetic shellfish poisoning.
Philip D. Jeffrey (391335)   +8 more
core   +2 more sources

Confirmation of okadaic acid, dinophysistoxin-1 and dinophysistoxin-2 in shellfish as their anthrylmethyl derivates using UV radiation.

open access: yes, 2005
A rapid and simple method for confirmation of diarrhetic shellfish poison (DSP) : okadaik acid (OA), dinophysistoxin-1 (DTX-1) and dinophysistoxin-2 (DTX-2) using fluorescence detection following derivatization with 9-Chloromethylanthracene, has been ...
Delauney-Bertoncini, Nathalie   +7 more
core   +2 more sources

Comparative Analysis of the Cytotoxic Effects of Okadaic Acid-Group Toxins on Human Intestinal Cell Lines

open access: yesMarine Drugs, 2014
The phycotoxin, okadaic acid (OA) and dinophysistoxin 1 and 2 (DTX-1 and -2) are protein phosphatase PP2A and PP1 inhibitors involved in diarrhetic shellfish poisoning (DSP).
Pierre-Jean Ferron   +3 more
doaj   +1 more source

Dinophysis acuminata or Dinophysis acuta: What Makes the Difference in Highly Stratified Fjords?

open access: yesMarine Drugs, 2023
Dinophysis acuminata and D. acuta, which follows it seasonally, are the main producers of lipophilic toxins in temperate coastal waters, including Southern Chile.
Ángela M. Baldrich   +13 more
doaj   +1 more source

High amount of dinophysistoxin-3 in Mytilus chilensis collected in Seno de Reloncaví, Chile, during massive human intoxication associated with outbreak of Vibrio parahaemolyticus [PDF]

open access: yes, 2006
This study describes the detection of high amount of 7-O-acyl-derivative dinophysistoxin-1 (Dinophysistoxin-3) in filter bivalves collected on February 2005 in the Seno de Reloncaví, Puerto Montt City, Southern Chile, in the same period of time where an ...
García, Carlos   +3 more
core   +1 more source

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