Results 21 to 30 of about 1,453 (137)

Novel Insights on the Toxicity of Phycotoxins on the Gut through the Targeting of Enteric Glial Cells [PDF]

open access: yesMarine Drugs, 2019
In vitro and in vivo studies have shown that phycotoxins can impact intestinal epithelial cells and can cross the intestinal barrier to some extent.
Océane Reale   +2 more
doaj   +2 more sources

Fear of grazing rivals the toxin-inducing effects of nutrients in two marine harmful algae - a meta-analysis. [PDF]

open access: yesBiol Rev Camb Philos Soc
ABSTRACT One of the major subfields of chemical ecology is the study of toxins and how they mediate interactions between organisms. Toxins produced by harmful algae (phycotoxins) impact a wide variety of organisms connected to the marine food web. Significant research efforts have thus aimed to identify the ecological and evolutionary drivers behind ...
Pourdanandeh M, Selander E.
europepmc   +2 more sources

A Comparative Study of the In Vitro Intestinal Permeability of Pinnatoxins and Portimine [PDF]

open access: yesMarine Drugs
The pinnatoxins (PnTXs) and portimines, produced by Vulcanodinium rugosum, have been detected in several countries, raising concerns for human health.
Rachelle Lanceleur   +5 more
doaj   +2 more sources

Development of Analytical Methods for Multiple Phycotoxins in Fish Plasma. [PDF]

open access: yesACS Omega
Certain harmful algal blooms (HABs) produce phycotoxins, which can be toxic to animals and to humans through seafood consumption. Data are currently lacking regarding the accumulation of phycotoxins in fish species.
Hernandez OS   +3 more
europepmc   +2 more sources

Exploratory Study on the Role of Phycotoxins in Dinoflagellates [PDF]

open access: yes, 2017
Phycotoxins are secondary metabolites produced by dinoflagellates and other algae. Despite their notorious role in neurotoxicity to higher trophic level species, it is still unknown why algae produce phycotoxins.
Alrubaiaan, Entesar
core   +5 more sources

From the sxtA4 Gene to Saxitoxin Production: What Controls the Variability Among Alexandrium minutum and Alexandrium pacificum Strains?

open access: yesFrontiers in Microbiology, 2021
Paralytic shellfish poisoning (PSP) is a human foodborne syndrome caused by the consumption of shellfish that accumulate paralytic shellfish toxins (PSTs, saxitoxin group).
Solène Geffroy   +9 more
doaj   +1 more source

Salt Shock Responses of Microcystis Revealed through Physiological, Transcript, and Metabolomic Analyses

open access: yesToxins, 2020
The transfer of Microcystis aeruginosa from freshwater to estuaries has been described worldwide and salinity is reported as the main factor controlling the expansion of M. aeruginosa to coastal environments.
Maxime Georges des Aulnois   +8 more
doaj   +1 more source

A THEORETICAL ESTIMATION OF EXPOSURE TO SHELLFISH TOXINS OF DIFFERENT POPULATION GROUPS IN BULGARIA

open access: yesArchives of the Balkan Medical Union, 2021
Introduction. Shellfish poisoning could be caused by ingestion of shellfish contaminated by bacteria, viruses, heavy metals, pesticides, marine biotoxins etc. The objective of the study was to determine the theoretical human exposure to shellfish toxins
Zlatina V. PETEVA   +4 more
doaj   +1 more source

No β-N-Methylamino-L-alanine (BMAA) Was Detected in Stranded Cetaceans from Galicia (North-West Spain)

open access: yesJournal of Marine Science and Engineering, 2022
The neurotoxin β-N-methylamino-L-alanine (BMAA), a non-proteinogenic amino acid produced by several species of both prokaryotic (cyanobacteria) and eukaryotic (diatoms) microorganisms, has been proposed to be associated with the development of ...
Lucía Soliño   +6 more
doaj   +1 more source

Utility of Red Tide (Karenia brevis) Monitoring Data as a Predictive Tool to Estimate Brevetoxin Accumulation in Live, Free-Ranging Marine Mammals

open access: yesFrontiers in Marine Science, 2021
Exposure of common bottlenose dolphins (Tursiops truncatus) to brevetoxins (PbTx) produced by blooms of the toxic phytoplankton Karenia brevis frequently results in severe health impacts, including illness and large-scale mortality events.
Spencer E. Fire   +3 more
doaj   +1 more source

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