Results 51 to 60 of about 1,082 (163)

Brevenal inhibits pacific ciguatoxin-1B-induced neurosecretion from bovine chromaffin cells.

open access: yesPLoS ONE, 2008
Ciguatoxins and brevetoxins are neurotoxic cyclic polyether compounds produced by dinoflagellates, which are responsible for ciguatera and neurotoxic shellfish poisoning (NSP) respectively. Recently, brevenal, a natural compound was found to specifically
César Mattei   +9 more
doaj   +1 more source

Marine Neurotoxins’ Effects on Environmental and Human Health: An OMICS Overview

open access: yesMarine Drugs, 2021
Harmful algal blooms (HAB), and the consequent release of toxic metabolites, can be responsible for seafood poisoning outbreaks. Marine wildlife can accumulate these toxins throughout the food chain, which presents a threat to consumers’ health.
Sophie Guillotin, Nicolas Delcourt
doaj   +1 more source

Potential Threats Posed by New or Emerging Marine Biotoxins in UK Waters and Examination of Detection Methodology Used in Their Control: Brevetoxins

open access: yesMarine Drugs, 2015
Regular occurrence of brevetoxin-producing toxic phytoplankton in commercial shellfishery areas poses a significant risk to shellfish consumer health. Brevetoxins and their causative toxic phytoplankton are more limited in their global distribution than
Andrew D. Turner   +6 more
doaj   +1 more source

Fluorescent Receptor Binding Assay for Detecting Ciguatoxins in Fish. [PDF]

open access: yesPLoS ONE, 2016
Ciguatera fish poisoning is an illness suffered by > 50,000 people yearly after consumption of fish containing ciguatoxins (CTXs). One of the current methodologies to detect ciguatoxins in fish is a radiolabeled receptor binding assay (RBA(R)).
D Ransom Hardison   +11 more
doaj   +1 more source

Profiling of Brevetoxin Metabolites Produced by Karenia brevis 165 Based on Liquid Chromatography-Mass Spectrometry

open access: yesToxins, 2021
In this study, Karenia brevis 165 (K. brevis 165), a Chinese strain, was used to research brevetoxin (BTX) metabolites. The sample pretreatment method for the enrichment of BTX metabolites in an algal culture medium was improved here.
Huihui Shen   +6 more
doaj   +1 more source

Chemodiversity of Brevetoxins and Other Potentially Toxic Metabolites Produced by Karenia spp. and Their Metabolic Products in Marine Organisms

open access: yesMarine Drugs, 2021
In recent decades, more than 130 potentially toxic metabolites originating from dinoflagellate species belonging to the genus Karenia or metabolized by marine organisms have been described.
Vincent Hort   +4 more
doaj   +1 more source

Determination of brevetoxin in recent marine sediments [PDF]

open access: yesChemosphere, 2008
Harmful algal blooms (HAB) of Karenia brevis (K. brevis) produce a suite of lipid soluble polyether brevetoxins, known to cause environmental, health and economic ill effects. There is evidence that K. brevis has increased in abundance over the past 50 years, but the dataset is incomplete.
Wilson G, Mendoza   +3 more
openaire   +2 more sources

Determination of Brevetoxins in Shellfish by the Neuroblastoma Assay [PDF]

open access: yesJournal of AOAC INTERNATIONAL, 2002
Abstract A neuroblastoma assay for determination of brevetoxins in shellfish was developed together with a method for sample cleanup that allows separation of brevetoxins from most of the components that cause matrix interference in the assay.
Penelope, Truman   +5 more
openaire   +2 more sources

Chronic and punctuated changes in subtropical reef fish assemblages

open access: yesEcosphere, Volume 17, Issue 4, April 2026.
Abstract Understanding temporal changes in marine biodiversity is crucial for managing and conserving reef ecosystems in the face of global environmental shifts. Although biodiversity changes at global and regional scales often differ, the role of subtropical systems in these patterns has been relatively understudied until recently.
Michael J. Schram   +6 more
wiley   +1 more source

Ladder-Shaped Ion Channel Ligands: Current State of Knowledge

open access: yesMarine Drugs, 2017
Ciguatoxins (CTX) and brevetoxins (BTX) are polycyclic ethereal compounds biosynthesized by the worldwide distributed planktonic and epibenthic dinoflagellates of Gambierdiscus and Karenia genera, correspondingly.
Yuri B. Shmukler, Denis A. Nikishin
doaj   +1 more source

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