Results 51 to 60 of about 1,646 (159)

Brevetoxin in two planktivorous fishes after exposure to Karenia brevis: implications for food-web transfer to bottlenose dolphins [PDF]

open access: yes, 2008
Brevetoxin uptake was analyzed in 2 common planktivorous fish that are likely foodweb vectors for dolphin mortality events associated with brevetoxin-producing red tides.
Ramsdell, John S., Hinton, Michael
core   +1 more source

Brevetoxin: How Is It Made and Why [PDF]

open access: yes, 2011
Karenia brevis is the major harmful algal bloom-forming species in the Gulf of Mexico, and produces neurotoxins, known as brevetoxins, that cause large fish kills, neurotoxic shellfish poisoning, and human respiratory distress. Brevetoxins are polyethers
Thompson, Natalie
core   +1 more source

Inhalation toxicity of brevetoxin 3 in rats exposed for 5 days

open access: yes, 2004
Brevetoxins are potent neurotoxins produced by the marine dinoflagellate Karenia brevis. Exposure to brevetoxins may occur during a K. brevis red tide when the compounds become aerosolized by wind and surf.
McDonald, Jacob   +11 more
core   +1 more source

Total Synthesis of Brevetoxin A [PDF]

open access: yes, 2009
A total synthesis of brevetoxin A is reported. Two tetracyclic coupling partners, prepared from previously reported advanced fragments, were effectively united via a Horner—Wittig olefination.
Zuccarello, J. Lucas   +6 more
core   +1 more source

Fusing Multi‐ and Hyperspectral Satellite Data for Harmful Algal Bloom Monitoring With Self‐Supervised and Hierarchical Deep Learning

open access: yesEarth and Space Science, Volume 13, Issue 5, May 2026.
Abstract We present a self‐supervised machine learning framework for detecting and mapping the severity and speciation of harmful algal blooms (HABs) using multi‐sensor satellite data. By fusing reflectance data from operational polar‐orbiting satellite‐based instruments (VIIRS, MODIS, OLCI, and OCI) with TROPOMI solar‐induced fluorescence (SIF), our ...
Nicholas J. LaHaye   +2 more
wiley   +1 more source

Total Synthesis of Brevetoxin A

open access: yes, 2016
A total synthesis of brevetoxin A is reported. Two tetracyclic coupling partners, prepared from previously reported advanced fragments, were effectively united via a Horner−Wittig olefination.
Michael T. Crimmins (1317639)   +6 more
core   +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

Seasonal Single-Site Sampling Reveals Large Diversity of Marine Algal Toxins in Coastal Waters and Shellfish of New Caledonia (Southwestern Pacific)

open access: yesToxins, 2023
Algal toxins pose a serious threat to human and coastal ecosystem health, even if their potential impacts are poorly documented in New Caledonia (NC).
Manoëlla Sibat   +5 more
doaj   +1 more source

Interaction of a dinoflagellate neurotoxin with voltage-activated ion channels in a marine diatom [PDF]

open access: yesPeerJ, 2018
Background The potent neurotoxins produced by the harmful algal bloom species Karenia brevis are activators of sodium voltage-gated channels (VGC) in animals, resulting in altered channel kinetics and membrane hyperexcitability.
Sheila A. Kitchen   +2 more
doaj   +2 more sources

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