Results 61 to 70 of about 1,607 (170)

In Utero Domoic Acid Toxicity: A Fetal Basis to Adult Disease in the California Sea Lion (Zalophus californianus)

open access: yesMarine Drugs, 2008
California sea lions have been a repeated subject of investigation for early life toxicity, which has been documented to occur with increasing frequency from late February through mid-May in association with organochlorine (PCB and DDT) poisoning and ...
Tanja S. Zabka, John S. Ramsdell
doaj  

A new diatom species P. hallegraeffii sp. nov. belonging to the toxic genus Pseudo-nitzschia (Bacillariophyceae) from the East Australian Current.

open access: yesPLoS ONE, 2018
A new species belonging to the toxin producing diatom genus Pseudo-nitzschia, P. hallegraeffii sp. nov., is delineated and described from the East Australian Current (EAC).
Penelope A Ajani   +4 more
doaj   +1 more source

Intraguild predation in sympatric seals and the effect on a declining population

open access: yesJournal of Animal Ecology, Volume 94, Issue 12, Page 2572-2583, December 2025.
This study examined the prevalence, spatial extent, and temporal trends of grey seal intraguild predation (IGP). We demonstrated the utility of integrating disparate datasets to address conservation challenges and highlighted how IGP, while seemingly rare, can hold sympatric species in a predator‐pit and in small populations may contribute to declines.
Izzy Langley   +2 more
wiley   +1 more source

Predators, Disease, and Environmental Change in the Nearshore Ecosystem: Mortality in Southern Sea Otters (Enhydra lutris nereis) From 1998–2012

open access: yesFrontiers in Marine Science, 2020
We compiled findings from 15 years (1998–2012) of southern sea otter (Enhydra lutris nereis) necropsies, incorporating data from 560 animals. Sensitive diagnostic tests were used to detect biotoxins, bacteria, parasites and fungi.
Melissa A. Miller   +17 more
doaj   +1 more source

The Concise Guide to PHARMACOLOGY 2025/26: Ion channels

open access: yesBritish Journal of Pharmacology, Volume 182, Issue S1, Page S152-S241, December 2025.
The Concise Guide to Pharmacology 2025/26 marks the seventh edition in this series of biennial publications in the British Journal of Pharmacology. Presented in landscape format, the guide provides a comparative overview of the pharmacology of drug target families. The concise nature of the Concise Guide refers to the style of presentation, being clear,
Stephen P. H. Alexander   +86 more
wiley   +1 more source

Toxic Effects of Domoic Acid in the Seabream Sparus aurata

open access: yesMarine Drugs, 2010
Neurotoxicity induced in fish by domoic acid (DA) was assessed with respect to occurrence of neurotoxic signs, lethality, and histopathology by light microscopy.
Vítor Vasconcelos   +8 more
doaj   +1 more source

Acute and chronic dietary exposure to domoic acid in recreational harvesters: A survey of shellfish consumption behavior

open access: yesEnvironment International, 2017
Domoic acid (DA) is a neurotoxin that is naturally produced by phytoplankton and accumulates in seafood during harmful algal blooms. As the prevalence of DA increases in the marine environment, there is a critical need to identify seafood consumers at ...
Bridget E. Ferriss   +4 more
doaj   +1 more source

Histological analysis of heart after domoic acid administration in rats

open access: yesFrontiers in Marine Science, 2014
1.- Introduction. Domoic acid (DOM) was the marine toxin responsible of a poisoning incident in Canada after the consumption of contaminated shellfish (concretely blue mussels, Mytilus edulis) (Perl et al. 1990).
Andrés Crespo Vieira
doaj   +1 more source

Link between Domoic Acid Production and Cell Physiology after Exchange of Bacterial Communities between Toxic Pseudo-nitzschia multiseries and Non-Toxic Pseudo-nitzschia delicatissima

open access: yesMarine Drugs, 2014
Bacteria are known to influence domoic acid (DA) production by Pseudo-nitzschia spp., but the link between DA production and physiology of diatoms requires more investigation. We compared a toxic P. multiseries to a non-toxic P.
Aurélie Lelong   +2 more
doaj   +1 more source

Stability of Domoic Acid in Saline Dosing Solutions [PDF]

open access: yesJournal of AOAC INTERNATIONAL, 2000
Abstract Studies designed to assess the effects of repeated low doses of domoic acid require an assessment of its stability in solution under the conditions used for in vivo studies. The stability of 1 mg/mL solutions of domoic acid in saline, with or without ascorbic acid, was determined for 15 weeks.
openaire   +2 more sources

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