Results 61 to 70 of about 17,003 (167)

Tetrodotoxin and Its Analogues in Cephalothrix cf. simula (Nemertea: Palaeonemertea) from the Sea of Japan (Peter the Great Gulf): Intrabody Distribution and Secretions

open access: yesToxins, 2020
Some nemertean species from the genus Cephalothrix accumulate tetrodotoxin (TTX) in extremely high concentrations. The current study is the first to provide high-performance liquid chromatography–tandem mass spectrometry (HPLC–MS/MS) data on tetrodotoxin
Anna E. Vlasenko, Timur Yu. Magarlamov
doaj   +1 more source

Dynamic memory in rodent C‐fibres and its impact on spinal nociceptive processing

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Nociceptive C‐fibres display activity‐dependent slowing (ADS) whereby successive action potentials are conducted progressively slower thus regulating the temporal relay of pain signals. This study shows that the ADS induced by short stimulus trains (which mimic stimulus evoked firing, shown in orange) is modified by prior ...
Atanaska N. Velichkova, Carole Torsney
wiley   +1 more source

Seasonal Changes in the Tetrodotoxin Content of the Flatworm Planocera multitentaculata

open access: yesMarine Drugs, 2017
Tetrodotoxin (TTX) is a potent neurotoxin that acts specifically on voltage-gated sodium channels on excitable membranes of muscle and nerve tissues. The biosynthetic process for TTX is unclear, although marine bacteria are generally thought to be the ...
Riko Yamada   +12 more
doaj   +1 more source

The Microbial Community of Tetrodotoxin-Bearing and Non-Tetrodotoxin-Bearing Ribbon Worms (Nemertea) from the Sea of Japan

open access: yesMarine Drugs, 2020
A potent marine toxin, tetrodotoxin (TTX), found in a great variety of marine and some terrestrial species, leaves intriguing questions about its origin and distribution in marine ecosystems. TTX-producing bacteria were found in the cultivable microflora
Daria I. Melnikova   +1 more
doaj   +1 more source

The toxic mechanism and application of tetrodotoxin (TTX)

open access: yesMATEC Web of Conferences
Tetrodotoxin (TTX) is a powerful toxin related to nerve cells that is commonly discovered at loads of puffer fish, and working out the best way of cooking, whereas keeping the flavour but getting rid of the toxicity has challenged people for decades, which removing the organ with toxin is currently most certified.
openaire   +2 more sources

Trafficking and potentiation of Nav1.7 and Nav1.8 channels are mediated by IQGAP1

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend IQGAP1 binds to the voltage‐gated Nav1.7 and Nav1.8 channels and TRPA1 channels in sensory neurons. Inflammatory mediators (IM), including PGE2 and TNFα, released during nerve injury and inflammation activate intracellular signalling messengers such as PKA, p38 MAPK and Cdc42 through their respective receptors.
Xuming Zhang   +2 more
wiley   +1 more source

Novel Polyclonal Antibody Raised against Tetrodotoxin Using Its Haptenic Antigen Prepared from 4,9-anhydrotetrodotoxin Reacted with 1,2-Ethaneditiol and Further Reacted with Keyhole Limpet Hemocyanin

open access: yesToxins, 2019
A novel polyclonal antibody against tetrodotoxin (TTX) was raised using its haptenic antigen, where 4,9-anhydroTTX was reacted with 1,2-ethanedithiol and this derivative was further reacted with keyhole limpet hemocyanin (KLH).
Shigeru Sato   +3 more
doaj   +1 more source

Impaired Motor Function in a Zebrafish Stathmin‐2 Knockout Model

open access: yesDevelopmental Neurobiology, Volume 86, Issue 4, October 2026.
ABSTRACT Stathmin‐2 (STMN2) is a microtubule‐associated protein that plays a role in the stability of microtubules in axons of the nervous system of animals. In this study, we generated a novel zebrafish STMN2 knockout (KO) model. STMN2 is represented by two genes in the zebrafish genome: stmn2a and stmn2b.
Tyler J. N. Gurberg   +6 more
wiley   +1 more source

Recent research progress in tetrodotoxin detection and quantitative analysis methods

open access: yesFrontiers in Chemistry
Tetrodotoxin (TTX) is a highly potent and widely distributed ion-channel marine neurotoxin; it has no specific antidote and poses a great risk to human health.
Chao Lin   +10 more
doaj   +1 more source

Toxic mechanism and detection methods of tetrodotoxin [PDF]

open access: yesMATEC Web of Conferences
Tetrodotoxin (TTX) was first isolated in the early 20th century and has significant public health implications, especially in areas where puffer fish are consumed, such as Japan.
Xu Yunzhe
doaj   +1 more source

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