Results 21 to 30 of about 25,457 (196)

Paralytic shellfish toxins (PSTs) and tetrodotoxin (TTX) of Korean pufferfish

open access: yesFisheries and Aquatic Sciences, 2021
Paralytic shellfish toxins (PSTs) and tetrodotoxin (TTX) are neurotoxins that display pharmacological activity that is similar to that of specific sodium channel blockers; they are the principle toxins involved in shellfish and puffer fish poisoning. In Korea, puffer fish is a very popular seafood, and several cases of accidental poisoning by TTX have ...
Ka Jeong Lee   +6 more
openaire   +3 more sources

The First Data on the Complete Genome of a Tetrodotoxin-Producing Bacterium

open access: yesToxins, 2021
Tetrodotoxin (TTX)-producing bacteria have attracted great interest as a model system for study of the TTX biosynthetic route. Here, we report the complete genome of the TTX-producing bacterium Bacillus sp. 1839.
Daria I. Melnikova   +2 more
doaj   +1 more source

Varicella-Zoster viruses associated with post-herpetic neuralgia induce sodium current density increases in the ND7-23 Nav-1.8 neuroblastoma cell line [PDF]

open access: yes, 2013
Post-herpetic neuralgia (PHN) is the most significant complication of herpes zoster caused by reactivation of latent Varicella-Zoster virus (VZV). We undertook a heterologous infection in vitro study to determine whether PHN-associated VZV isolates ...
A Vafai   +44 more
core   +6 more sources

An Overview of the Anatomical Distribution of Tetrodotoxin in Animals

open access: yesToxins, 2022
Tetrodotoxin (TTX), a potent paralytic sodium channel blocker, is an intriguing marine toxin. Widely distributed in nature, TTX has attracted attention in various scientific fields, from biomedical studies to environmental safety concerns. Despite a long
Daria I. Melnikova, Timur Yu. Magarlamov
doaj   +1 more source

Tetrodotoxins Secretion and Voltage-Gated Sodium Channel Adaptation in the Ribbon Worm Kulikovia alborostrata (Takakura, 1898) (Nemertea)

open access: yesToxins, 2021
Nemertea is a phylum of marine worms whose members bear various toxins, including tetrodotoxin (TTX) and its analogues. Despite the more than 30 years of studying TTXs in nemerteans, many questions regarding their functions and the mechanisms ensuring ...
Anna E. Vlasenko   +6 more
doaj   +1 more source

Tetrodotoxin Concentrations in Pleurobranchaea maculata: Temporal, Spatial and Individual Variability from New Zealand Populations

open access: yesMarine Drugs, 2012
Tetrodotoxin (TTX) is a potent neurotoxin that has been identified in a range of phylogenetically unrelated marine and terrestrial organisms. Tetrodotoxin was recently detected in New Zealand in Pleurobranchaea maculata (the grey side-gilled sea slug ...
Stephen Craig Cary   +5 more
doaj   +1 more source

Tissue accumulation of tetrodotoxin (TTX) and analogues in trumpet shell Charonia lampas

open access: yesFood Additives & Contaminants: Part A, 2022
Tetrodotoxin (TTX) is a potent neurotoxin responsible for a human intoxication event in Spain associated with the consumption of trumpet shell Charonia lampas. In Europe, TTX is not regulated or monitored, and there is little knowledge about its presence in seafood.
Lage, Sandra   +4 more
openaire   +4 more sources

Isolation and Identification of a New Tetrodotoxin-Producing Bacterial Species, Raoultella terrigena, from Hong Kong Marine Puffer Fish Takifugu niphobles

open access: yesMarine Drugs, 2011
Puffer fish, Takifugu niphobles, collected from the Hong Kong coastal waters were screened for tetrodotoxin-producing bacteria. A Gram-negative, non-acid-fast, non-sporing and rod shaped bacterial strain (designated as gutB01) was isolated from the ...
Fred Wang-Fat Lee   +3 more
doaj   +1 more source

An Updated Review of Tetrodotoxin and Its Peculiarities

open access: yesMarine Drugs, 2022
Tetrodotoxin (TTX) is a crystalline, weakly basic, colorless organic substance and is one of the most potent marine toxins known. Although TTX was first isolated from pufferfish, it has been found in numerous other marine organisms and a few terrestrial ...
Panagiota Katikou   +4 more
doaj   +1 more source

The neonatal splice variant of Nav1.5 potentiates in vitro invasive behaviour of MDA-MB-231 human breast cancer cells [PDF]

open access: yes, 2007
Upregulation of functional voltage-gated Na+ channels (VGSCs) occurs in metastatic human breast cancer (BCa) in vitro and in vivo. The present study aimed to ascertain the specific involvement of the 'neonatal' splice variant of Nav1.5 (nNav1.5), thought
Brackenbury, William J.   +3 more
core   +1 more source

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