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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 ...
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.
Axel Rudakubana, 18, will appear at Westminster Magistrates’ Court by video link on Wednesday charged with production of a biological toxin called ricin
At a plea hearing Wednesday in federal court in Alexandria, Vane admitted that he used castor beans to create ricin at his home. Ricin is a toxin that occurs naturally in castor beans, and federal ...
During the court proceedings, prosecutors drew attention to the ricin segment, stating that the men were "collecting information on the manufacture and use of ricin." However, other than the videotape, no materials associated with ricin production were found in any of the raids. [4] [10] [11]
A Canadian woman pleaded guilty Wednesday to mailing a threatening letter containing the poison ricin to then-President Donald Trump at the White House. The letter from Pascale Ferrier directing ...