Results 11 to 20 of about 1,562 (209)

Combined Effect of Light and Temperature on the Production of Saxitoxins in Cylindrospermopsis raciborskii Strains

open access: yesToxins, 2019
Cylindrospermopsis raciborskii is a potentially toxic freshwater cyanobacterium that can tolerate a wide range of light and temperature. Due to climatic changes, the interaction between light and temperature is studied in aquatic systems, but no study ...
Marcella C. B. Mesquita   +4 more
doaj   +2 more sources

Cyanotoxins Occurrence in Portugal: A New Report on Their Recent Multiplication

open access: yesToxins, 2020
Historical reports show that in Portugal, cyanotoxins reports were mainly in the Center (cylindrospermopsins) and South (cylindrospermopsins, saxitoxins) regions of the country apart from the well distributed microcystins.
Cristiana Moreira   +3 more
doaj   +2 more sources

Difference in Uptake of Tetrodotoxin and Saxitoxins into Liver Tissue Slices among Pufferfish, Boxfish and Porcupinefish

open access: yesMarine Drugs, 2018
Although pufferfish of the family Tetraodontidae contain high levels of tetrodotoxin (TTX) mainly in the liver, some species of pufferfish, boxfish of the family Ostraciidae, and porcupinefish of the family Diodontidae do not.
Yuji Nagashima   +6 more
doaj   +2 more sources

Tetrodotoxin/Saxitoxins Selectivity of the Euryhaline Freshwater Pufferfish Dichotomyctere fluviatilis [PDF]

open access: yesToxins, 2021
The present study evaluated differences in the tetrodotoxin (TTX)/saxitoxins (STXs) selectivity between marine and freshwater pufferfish by performing in vivo and in vitro experiments.
Hongchen Zhu   +5 more
doaj   +2 more sources

Reservoir and Riverine Sources of Cyanotoxins in Oregon’s Cascade Range Rivers Tapped for Drinking Water Supply

open access: yesPhycology
Reservoirs and downstream rivers draining Oregon’s Cascade Range provide critical water supplies for over 1.5 million residents in dozens of communities.
Kurt D. Carpenter   +8 more
doaj   +2 more sources

Cyanobacterial occurrence and detection of microcystins and saxitoxins in reservoirs of the Brazilian semi-arid

open access: yesActa Limnologica Brasiliensia, 2015
Aim:The rapid spread of cyanobacteria in water sources and reservoirs has caused serious environmental damage and public health problems, and consists in a problem that challenges the institutions responsible for providing water to the population.
Jessica Roberts Fonseca   +3 more
doaj   +2 more sources

The Common Sunstar Crossaster papposus—A Neurotoxic Starfish

open access: yesMarine Drugs, 2021
Saxitoxins (STXs) are a family of potent neurotoxins produced naturally by certain species of phytoplankton and cyanobacteria which are extremely toxic to mammalian nervous systems.
Karl J. Dean   +13 more
doaj   +2 more sources

De novo Transcriptome of the Non-saxitoxin Producing Alexandrium tamutum Reveals New Insights on Harmful Dinoflagellates

open access: yesMarine Drugs, 2020
Many dinoflagellates species, especially of the Alexandrium genus, produce a series of toxins with tremendous impacts on human and environmental health, and tourism economies.
Giorgio Maria Vingiani   +5 more
doaj   +2 more sources

Co-Occurrence of Tetrodotoxin and Saxitoxins and Their Intra-Body Distribution in the Pufferfish Canthigaster valentini [PDF]

open access: yesToxins, 2020
Pufferfish of the family Tetraodontidae possess tetrodotoxin (TTX) and/or saxitoxins (STXs), but the toxin ratio differs, depending on the genus or species.
Hongchen Zhu   +6 more
doaj   +2 more sources

Dominance and toxicity without lethality: Exploring biomass, cyanometabolites, and Daphnia responses across Cyanobacterial strains. [PDF]

open access: yesJ Phycol
Abstract Cyanobacteria are cosmopolitan, important components of biomass with a remarkable ability to synthesize a diverse array of bioactive compounds, some of which may have toxic effects on other organisms and ecosystems. In this study, filamentous cyanobacterial strains isolated predominantly from temperate European freshwaters (Aphanizomenon ...
Wejnerowski Ł   +14 more
europepmc   +2 more sources

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