Ricin - Wikipedia
WEBRicin (/ ˈ r aɪ s ɪ n / RY-sin) is a lectin (a carbohydrate-binding protein) and a highly potent toxin produced in the seeds of the castor oil plant, Ricinus communis. The median lethal dose (LD 50) of ricin for mice is around 22 micrograms per kilogram of body weight via intraperitoneal injection. Oral exposure to ricin is far less toxic.
CDC | Facts About Ricin
WEBWhat ricin is. Ricin is a poison found naturally in castor beans. If castor beans are chewed and swallowed, the released ricin can cause injury. Ricin can be made from the waste material left over from processing castor beans. It can be in the form of a powder, a mist, or a pellet, or it can be dissolved in water or weak acid.
Ricin poisoning - Mayo Clinic
WEBApr 12, 2023 · Symptoms of ricin poisoning depend on whether a person breathes in the ricin, eats it or gets it in a shot. When breathed in, ricin causes fever, chest tightness, cough and breathing problems. Ricin can cause a fluid buildup in the lungs, known as pulmonary edema. If ricin is eaten, it can cause vomiting and diarrhea.
Ricin | Symptoms, Treatment & Prevention | Britannica
WEBMay 2, 2024 · Ricin, toxic protein (toxalbumin) occurring in the beanlike seeds of the castor-oil plant (Ricinus communis). Ricin, discovered in 1888 by German scientist Peter Hermann Stillmark, is one of the most toxic substances known. It is of special concern because of its potential use as a biological.
CDC | Questions and Answers About Ricin
WEBWhat is ricin? Ricin is a poison found naturally in castor beans. If castor beans are chewed and swallowed, the released ricin can cause injury. Ricin can be made from the waste material left over from processing castor beans. It can be made in the form of a powder, a mist, or a pellet, or it can be dissolved in water or weak acid. How toxic is ...
Ricin Poisoning: Causes, Symptoms, Next Steps - Healthline
WEBDec 6, 2022 · Ricin is a toxic protein naturally found in the seeds of the castor bean plant. Produced as a byproduct of castor oil production, ricin is one of the most potent toxins. It’s a potential agent...
Ricin Toxicity - StatPearls - NCBI Bookshelf
WEBSep 3, 2020 · Ricin is a naturally occurring carbohydrate-binding protein produced in the seeds of Ricinus communis, the castor oil plant. It is toxic when inhaled, ingested, or injected. As few as five to ten micrograms per kilogram can be lethal.
Ricin: An Ancient Story for a Timeless Plant Toxin - PMC
WEBJun 6, 2019 · Ricin is the most studied of this category of proteins and it is also known to the general public, having been used for several biocrimes. This manuscript intends to give the reader an overview of ricin, focusing on the …
CDC Ricin | Clinical Description
WEBRicin: Clinical Description. Latency. Initial manifestation of symptoms related to poisoning is likely to occur within 4 to 10 hours following ingestion, within 4-8 hours following inhalation and within 12 hours following injection.
The quick facts about ricin | Nature
WEBApr 17, 2013 · What is ricin? Ricin is a poison found in beans from the castor oil plant ( Ricinus communis ). It can be derived from a waste product called mash, which is left over when...
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