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The sap of the plant causes skin rashes. People who are allergic to the plant can also develop rashes from touching the leaves, flowers, or seeds. They can also have cross-allergic reactions to latex sap from the related Hevea brasiliensis plant. [20] The toxicity of raw castor beans is due to the presence of ricin.
Never chew on jewelry made from seeds, beans, or grasses from plants. ... may cause a rash, such as poison ivy, poison oak, or bull nettle. ... after coming into contact with a poisonous plant ...
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.
According to the 2007 edition of the Guinness Book of World Records, the castor oil plant is the most poisonous in the world, though its cousin abrin, found in the seeds of the jequirity plant, is arguably more lethal. Castor oil, long used as a laxative, muscle rub, and in cosmetics, is made from the seeds, but the ricin protein is denatured ...
Castor Beans are a common plant for gardens throughout the South. However, castor bean toxicity in animals can be dangerous. How dangerous depends on how much is consumed by the dog or cat or any ...
The leaves and stems of the western poison oak plant (Toxicodendron) can release an oil called urushiol. It gets on your skin if you touch the plant but some people also breathe in the oil when ...
The rash typically persists one to two weeks, but in some cases may last up to five weeks. Urushiol is primarily found in the spaces between cells beneath the outer skin of the plant, so the effects are less severe if the plant tissue remains undamaged on contact. Once the oil and resin are thoroughly washed from the skin, the rash is not ...
If exposed to poison ivy, be sure to rinse the area in water only as soap can further spread the oil from the plant. Treating a poison ivy rash usually involves prescription-strength topical or ...