Results 71 to 80 of about 6,634 (215)

Algal bloom and its economic impact [PDF]

open access: yes, 2016
Harmful algal blooms (HABs) represent a natural phenomena caused by a mass proliferation of phytoplankton (cyanobacteria, diatoms, dinoflagellates) in waterbodies.
CONDUTO ANTÓNIO DIANA SOFIA   +4 more
core   +1 more source

Nutrient‐driven regulation of saxitoxin gene expression and toxin production in Raphidiopsis raciborskii (Cyanobacteria)

open access: yesJournal of Phycology, Volume 61, Issue 6, Page 1738-1752, December 2025.
Abstract Raphidiopsis raciborskii is a diazotrophic cyanobacterium, globally distributed in aquatic environments and known for forming toxic blooms, thereby affecting ecosystem services. South American strains are producers of saxitoxins, potent neurotoxins harmful to humans and animals.
Mehrzad Zare   +3 more
wiley   +1 more source

Foodborne Hazards and Novel Technologies in Ready‐to‐Eat Crustaceans

open access: yesFood Frontiers, Volume 6, Issue 6, Page 2647-2672, November 2025.
Biological hazards, including Listeria monocytogenes, norovirus, Salmonella, and Vibrio spp., and chemical hazards, including heavy metals, biotoxins, pesticides, pharmaceuticals, and personal care products, are of great concern regarding crustaceans and their consumption.
Dongli Dong   +3 more
wiley   +1 more source

Oceanography and Pacific Oyster Biochemical Composition in a Novel Oyster‐Growing Region

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 5, October 2025.
ABSTRACT The farming of Pacific oysters (Crassostrea [Magallana] gigas) is a rapidly growing industry in Alaska, where farms represent some of the highest latitude oyster cultivation efforts in the world. Little is known about the nearshore oceanography where Alaskan farms are located, or how the subarctic marine context influences oyster tissue ...
Rebecca Cates   +8 more
wiley   +1 more source

On occurrence of certain biotoxins along the Kerala Coast [PDF]

open access: yes, 2003
Occurrence of algal blooms has been reported from the coastal regions of Kerala. A study was conducted to collect detailed information on location and seasonality of the incidence of PSP and DSP toxins in-the bivalves of (his region for providing ...
Ashok Kumar, K   +5 more
core  

Characterization of Benzoyl Saxitoxin Analogs from the Toxigenic Marine Dinoflagellate Gymnodinium catenatum by Hydrophilic Interaction Liquid Ion-Chromatography-Tandem Mass Spectrometry [PDF]

open access: yes, 2017
The chain-forming marine dinoflagellate Gymnodinium catenatum Graham has a remarkable capacity to produce a wide array of neurotoxic alkaloids associated with Paralytic Shellfish Poisoning (PSP). More than a decade ago, a completely new group of benzoyl
Band-Schmidt, Christine J.   +5 more
core   +1 more source

Quantitation of diarrhetic shellfish poisoning toxins in Chilean Mussel using pyrenyldiazomethane as fluorescent labeling reagent

open access: yesBiological Research, 2003
Diarrhetic shellfish poisoning (DSP) is a gastrointestinal disease caused by lipid soluble polyether toxins produced by dinoflagellates and accumulated in shellfish.
CARLOS GARCÍA   +3 more
doaj  

Structural basis for divergent C–H hydroxylation selectivity in two Rieske oxygenases

open access: yesNature Communications, 2020
Rieske oxygenases are iron-dependent enzymes that catalyse C–H mono- and dihydroxylation reactions. Here, the authors characterise two cyanobacterial Rieske oxygenases, SxtT and GxtA that are involved in the biosynthesis of paralytic shellfish toxins and
April L. Lukowski   +3 more
doaj   +1 more source

Understanding interannual, decadal level variability in paralytic shellfish poisoning toxicity in the Gulf of Maine : the HAB Index [PDF]

open access: yes, 2013
Author Posting. © The Author(s), 2013. This is the author's version of the work. It is posted here by permission of Elsevier for personal use, not for redistribution. The definitive version was published in Deep Sea Research Part II: Topical Studies in
Anderson, Donald M.   +8 more
core   +1 more source

Toxin Levels and Profiles in Microalgae from the North-Western Adriatic Sea—15 Years of Studies on Cultured Species

open access: yesMarine Drugs, 2012
The Northern Adriatic Sea is the area of the Mediterranean Sea where eutrophication and episodes related to harmful algae have occurred most frequently since the 1970s.
Elena Riccardi   +14 more
doaj   +1 more source

Home - About - Disclaimer - Privacy