What 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 / ˈ r aɪ s ɪ n / is a highly toxic, naturally occurring lectin (a carbohydrate-binding protein) produced in the seeds of the castor oil plant, Ricinus communis.
Find out how ricin is made from castor beans, history of the toxin, how it works, what it looks like and poisoning symptoms from inhalation or ingestion as a food ...
Toxicity. Ricin is a naturally occurring protein derived from the beans of the castor oil plant, Ricinus communis. Ricin is highly poisonous if inhaled or injected ...
What is ricin? Ricin is a toxin that is fatal to humans in extremely small doses. Just 1 milligram is a deadly amount if inhaled or ingested, and only 500 micrograms ...
Ricin is a natural, highly toxic compound that is one of the byproducts of processing castor beans. If inhaled, injected or ingested, less than a pinpoint ...
Learn ricin poisoning symptoms, extraction from castor beans (Ricinis communis) and how it's been used as an agent of biological warfare (WMD) throughout history.
Examples from the Web for ricin Expand Contemporary Examples Could a mind-boggling vendetta be behind the ricin letters sent to Obama and Wicker? Paul Kevin Curtis ...
Ricin. On 16 April 2013, it was reported that a letter sent to Republican Senator Roger Wicker of Mississippi had tested positive for the deadly poison ricin.
Information on terrorism and public health. Provided by the Centers for Disease Control and Prevention (CDC).