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Ricin (/ 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.
Carl Linnaeus used the name Ricinus because it is a Latin word for tick; the seed is so named because it has markings and a bump at the end that resemble certain ticks. The genus Ricinus [ 10 ] also exists in zoology, and designates insects (not ticks) which are parasites of birds; this is possible because the names of animals and plants are ...
Castor oil has been used orally to relieve constipation or to evacuate the bowel before intestinal surgery. [12] The laxative effect of castor oil is attributed to ricinoleic acid, which is produced by hydrolysis in the small intestine. [12] Use of castor oil for simple constipation is medically discouraged because it may cause violent diarrhea ...
Axel Rudakubana, 18, will appear at Westminster Magistrates’ Court by video link on Wednesday charged with production of a biological toxin called ricin
Ricinoleic acid, formally called 12-hydroxy-9-cis-octadecenoic acid, is a fatty acid.It is an unsaturated omega-9 fatty acid [1] and a hydroxy acid.It is a major component of the seed oil obtained from the seeds of castor plant (Ricinus communis L., Euphorbiaceae), the plant that produces ricin.
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Use This Simple Bacon Tip. For best results in terms of texture, always take the time to pre-bake your thinly sliced bacon for about 10 minutes; cook it most of the way through, but make sure it ...
Since ricin is a protein, antibodies may be produced by inoculation, allowing resistance of up to 800 times a normal lethal dose. Ricin has been used in assassinations, a notorious case being the use of a 1.53 mm pellet holding a few hundred millionths of a gram of ricin to kill the Bulgarian broadcaster, Georgi Markov , who died 4 days after ...