How To Use Tetrodotoxin In A Sentence
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Brachycephalus ephippium is bright orange, and some of its skin glands secrete tetrodotoxin.
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Since failures were not observed when selecting fluorescent spots lying in a row on top of a neuronal process, in later experiments 0.5 M tetrodotoxin was applied to prevent rundown, and the destaining step was omitted.
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A highly-toxic substance called tetrodotoxin is found in a breed of puffer fish native to Haitian waters.
Science Debunks Halloween, Part 2: No Zombies
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Some gobies even rely on chemical protection, producing a poison called tetrodotoxin, which also occurs in pufferfishes and species of salamander.
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Furthermore, application of tetrodotoxin, which blocks impulse generation in the cardiac ganglion, had no effect on the larval heart but stopped the heart of older juveniles from beating.
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The effects of the nitric oxide synthase inhibitor on the response to histamine were mimicked by vagotomy or selective nerve blockade with tetrodotoxin.
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The chemical is called tetrodotoxin or TTX from the Fugu pufferfish.
Did 28 Months Later Already Find its Director? « FirstShowing.net
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The effects of the nitric oxide synthase inhibitor on the response to histamine were mimicked by vagotomy or selective nerve blockade with tetrodotoxin.
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Blowfish poison, called tetrodotoxin, is nearly 100 times more poisonous than potassium cyanide, according to the Ishikawa Health Service Association.
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Perhaps not surprisingly, the advanced symptoms of known tetrodotoxin poisoning merge with those of what Western physicians have termed the autoscopic near-death experience NDE.
The Serpent and the Rainbow
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It took only a few moments for the tetrodotoxin to kick in.
The Keg of Knob Creek : Bev Vincent
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The powder contains a poison known as tetrodotoxin, or TTX.
UncleBear
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The functional roles of the NaChs were tested by observing the effect of tetrodotoxin, a specific blocker of NaChs, on the intrinsic heart rate of isolated rat working heart.
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The liver and reproductive organs of the puffer fish contain tetrodotoxin, an extremely powerful nerve poison.
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The effects of tetrodotoxin are well documented in Japan, where the highly prized dish fugu is prepared from the raw flesh of the puffer fish.
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Research is now being conducted into the properties of the fugu's lethal poison, tetrodotoxin at six centres across Canada, much of it in Montreal.
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Newts of the genus Taricha possess large quantities of tetrodotoxin in their skin and other tissues.
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For good measure, some varieties contain the deadly poison tetrodotoxin.
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Now, the poison, tetrodotoxin, is a muscle paralyzer, normally found in Japanese puffer fish.
CNN Transcript Jul 1, 2008
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Some of the most poisonous substances known today are naturally produced chemicals including ricin from castor beans or tetrodotoxin from the puffer fish.
History of toxicology
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Similarly, tetrodotoxin is another blocker of certain voltage-gated Na+ channels that occurs in numerous species of animals, including the puffer fish, Tetraodontidae spp., and newts, Taricha spp. and Cynops spp.
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However, only trace amounts of tetrodotoxin have been found in balloonfish, mainly concentrated in the ovaries.
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Puffer fish grown in culture, for example, do not develop tetrodotoxins, and it is possible that the puffer fish, in addition to synthesizing tetrodotoxins, may serve as transvectors of either tetrodotoxin or ciguatoxin, a different chemical that originates in a dinoflagellate and causes paralytic shellfish poisonings.
The Serpent and the Rainbow
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External solution included 0.6 M tetrodotoxin to block any small endogenous sodium current.
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If neural activity is blocked during development by the injection of tetrodotoxin, ocular dominance columns do not develop, and the inputs from the two eyes into the visual cortex remain mixed.
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The highly selective sodium channel blocker, tetrodotoxin has been instrumental in characterization of voltage-gated sodium channels.
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That's enough to thwart the tetrodotoxin and keep the muscles going - until either prey or predator evolves a new weapon.
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Tetrodotoxin is a powerful neurotoxin found in the skin, liver, ovary, intestine and muscle of the pufferfish species (globefish, blowfish, balloon fish, toadfish).
Fish poisonings and envenomations
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Drugs presently available act on sodium channels sensitive to tetrodotoxin and thus have widespread side effects in the heart and central nervous system.
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Calcium currents were isolated by replacing extracellular sodium with TEA and adding tetrodotoxin and other K + channel blockers.
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The abstract reports interim results from WEX's TEC-006OL trial of Tetrodotoxin (TTX), which is a multicentre, open-label, continuation trial of the efficacy and safety of TTX in patients with inadequately controlled moderate to severe pain associated with cancer.
The Earth Times Online Newspaper
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After tetrodotoxin was identified in puffers, it started turning up in a variety of places around the globe.
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My doctoral research focuses on those two genera; the birds carry batrachotoxin, not tetrodotoxin, a very different chemical.
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They fight him with the help of high-tech gizmos and near-superhuman feats: surviving car chases, leaping from a second-story window, dodging a syringe full of tetrodotoxin, “over a thousand times more lethal than cyanide.”
2010 February 22 « One-Minute Book Reviews
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The approach is illustrated with data from a predator-prey arms race between garter snakes and newts that operates through the interface of tetrodotoxin and resistance to it.
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Federal prosecutors allege that the man posed as a researcher to obtain tetrodotoxin, a lethal substance found in pufferfish that has no known antidote.
The worms crawl in, the worms crawl out
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The poison in fugu is neurotoxin tetrodotoxin and although it is not always fatal, it can cause an unpleasant death.
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Similarly, some garter snakes are known to store tetrodotoxin from ingested newts while birds in New Guinea appear to sequester poisons from insects.
Archive 2007-01-01
