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.
Ricinus - Wikipedia
WEBRicinus communis, the castor bean [1] or castor oil plant, [2] is a species of perennial flowering plant in the spurge family, Euphorbiaceae. It is the sole species in the monotypic genus, Ricinus, and subtribe, Ricininae. The evolution of castor and its relation to other species are currently being studied using modern genetic tools. [3] .
Castor-oil plant | Description, Uses, & Ricin | Britannica
WEBApr 23, 2024 · Castor-oil plant, large perennial plant of the spurge family, grown commercially for the pharmaceutical and industrial uses of its oil and for use in landscaping. The oil-rich beanlike seeds contain the poison ricin, one …
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...
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.
Ricin poisoning - Mayo Clinic
WEBApr 12, 2023 · Ricin is a poison that can be made from the waste left when castor beans are made into castor oil. The poison can get into cells in the body. It can kill the cells by keeping them from making the proteins they need. Ricin can be used as a weapon. It can be turned into a mist and inhaled.
Ricin: An Ancient Story for a Timeless Plant Toxin - PMC
WEBJun 6, 2019 · The genus Ricinus has only one known species: the castor oil plant. The plant possibly originates from Africa and Asia and now is widespread throughout temperate, subtropical, and tropical areas, growing as an invasive plant or …
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.
CDC | Questions and Answers About Ricin
WEBRicin 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?
The quick facts about ricin | Nature
WEBApr 17, 2013 · 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 castor beans are processed to make...
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