Results 201 to 210 of about 11,532 (263)
Some of the next articles are maybe not open access.

Freshwater neurotoxins and concerns for human, animal, and ecosystem health: A review of anatoxin-a and saxitoxin.

Science of the Total Environment, 2020
Toxic cyanobacteria are a concern worldwide because they can adversely affect humans, animals, and ecosystems. However, neurotoxins produced by freshwater cyanobacteria are understudied relative to microcystin. Thus, the objective of this critical review
V. G. Christensen, Eakalak Khan
semanticscholar   +1 more source

Dynamics of microcystins and saxitoxin in the Indian River Lagoon, Florida.

Harmful Algae, 2021
Harmful algal blooms that can produce toxins are common in the Indian River Lagoon (IRL), which covers ~250 km of Florida's east coast. The current study assessed the dynamics of microcystins and saxitoxin in six segments of the IRL: Banana River Lagoon (
A. E. Laureano-Rosario   +14 more
semanticscholar   +1 more source

Chronic exposure to sublethal concentrations of saxitoxin reduces antioxidant activity and immunity in zebrafish but does not affect reproductive parameters.

Aquatic Toxicology, 2021
Saxitoxin produced by dinoflagellates and cyanobacteria can be transferred to humans through intoxicated organisms such as fish, but limited research has addressed the adverse effects of this toxin on aquatic organisms.
Md Niamul Haque   +4 more
semanticscholar   +1 more source

Monitoring of saxitoxin production in lakes in Denmark by molecular, chromatographic and microscopic approaches.

Harmful Algae, 2021
Diversity of phytoplankton in three eutrophic and two mesotrophic lakes in Denmark was determined by microscopic and HPLC pigment analyses to identify and quantify potential saxitoxin (STX) producing cyanobacteria.
R. Podduturi   +5 more
semanticscholar   +1 more source

A Synthesis of (+)-Saxitoxin

Journal of the American Chemical Society, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
James J, Fleming, J, Du Bois
openaire   +2 more sources

A facile label-free electrochemical aptasensor constructed with nanotetrahedron and aptamer-triplex for sensitive detection of small molecule: Saxitoxin

, 2020
Development of facile electrochemical aptasensors for small molecules is of great significance. Herein, the aptamer technology, DNA nanotetrahedron, DNA triplex, and electrochemistry were combined for the first time to construct a facile label-free ...
Xiaoyan Qi   +5 more
semanticscholar   +1 more source

Effect of acute exposure of saxitoxin on development of zebrafish embryos (Danio rerio).

Environmental Research, 2020
As a type of cyanobacterial toxins, saxitoxin (STX) is receiving great interest due to its increasing presence in waterbodies. However, the underlying mechanism of STX-induced adverse effect is poorly understood.
Guoliang Chen   +3 more
semanticscholar   +1 more source

Saxitoxin

Cornea, 2001
The aim of the current study was to define the efficacy of saxitoxin as a corneal anesthetic in rabbits after mechanical corneal abrasion and photorefractive keratectomy (PRK).Twelve Dutch belted rabbits were given a single 1.2-microg dose of saxitoxin or vehicle after mechanical abrasion of the cornea.
K G, Duncan, J L, Duncan, D M, Schwartz
openaire   +2 more sources

Saxitoxin aptasensor based on attenuated internal reflection ellipsometry for seafood.

Toxicon, 2020
In this study, we proposed label-free saxitoxin (STX) sensor using STX specific aptamer in combination with spectroscopic ellipsometry (SE) and attenuated internal reflection (AIR) spectroscopic ellipsometry method which is operated under surface plasmon
M. Çağlayan, Z. Üstündağ
semanticscholar   +1 more source

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