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An antidote is a substance that can counteract a form of poisoning. [1] The term ultimately derives from the Greek term φάρμακον ἀντίδοτον (pharmakon antidoton), "(medicine) given as a remedy". An older term in English which is now rare is atterlothe, derived from "atter" ("poison" or "venom"). [2]
The Rings of Power are magical artefacts in J. R. R. Tolkien's legendarium, most prominently in his high fantasy novel The Lord of the Rings.The One Ring first appeared as a plot device, a magic ring in Tolkien's children's fantasy novel, The Hobbit; Tolkien later gave it a backstory and much greater power.
Symptoms of death cap mushroom toxicity usually occur 6 to 12 hours after ingestion. [77] Symptoms of ingestion of the death cap mushroom may include nausea and vomiting, which is then followed by jaundice, seizures, and coma which will lead to death. The mortality rate of ingestion of the death cap mushroom is believed to be around 10–30%. [78]
Pralidoxime binds to the other half (the unblocked, anionic site) of the active site and then displaces the phosphate from the serine residue. The conjoined poison / antidote then unbinds from the site, and thus regenerates the fully functional enzyme.
In 2024 researchers have discovered a synthetic antibody that can neutralize a key type of neurotoxin produced by four different deadly snake species from South Asia, Southeast Asia, and Africa. This might be a step toward an antivenom that could be used on any of the 200 or so dangerous venomous snakes throughout the world. [43] [44]
Richard Wagner used Andvaranaut as inspiration for the title of his musical drama Der Ring des Nibelungen. J.R.R. Tolkien may have been inspired by Andvaranaut when designing the One Ring, both by making the One Ring cursed and by making one of its aspects to allow the wearer to find the other Rings of Power, knowing the location of the wearer of each of the Rings of Power, so that the wearer ...
A key fob is a generally decorative and at times useful item many people often carry with their keys, on a ring or a chain, for ease of tactile identification, to provide a better grip, or to make a personal statement. Key fob can also specifically refer to modern electronic car keys, or smart keys, which serve as both a key and remote.
Obturating rings are common in artillery, where the steel or cast-iron casing of the shell is too hard to practically deform to provide a tight seal for the propellant gases. An obturating ring which is called driving band made of a softer material is the standard solution for that problem.