As a bioterrorism agent, ricin has the advantage of being easily made and highly potent. But there have been few fatal cases in the past 50 years, and there is little precise information about the ...

Ricin is back in the news with reports that envelopes suspected of containing the poison were sent to the White House and top defense officials. A preliminary analysis showed the substance was ...

Ricin is a poison that can be made from the waste 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. It ...

Made from ordinary castor beans, ricin can be incredibly dangerous and even deadly -- if milled or processed right. The substance is called “very toxic” by the U.S. Centers for Disease Control ...

Ricin is a natural, highly toxic compound, a byproduct of processing castor beans. If inhaled, injected or ingested, less than a pinpoint of ricin can kill a person within 36 to 48 hours.

Ricin and Ricinus communis in pharmacology and toxicology-from ancient use and "Papyrus Ebers" to modern perspectives and "poisonous plant of the year 2018." https://pubmed.ncbi.nlm.nih.gov/31359089/ ...

Although the castor oil plant is easily accessible, extracting ricin from its seeds is a much more complex process. In 2011, Michael Crooker, a Boston-based right-wing extremist, pleaded guilty to ...

Ricin is unlikely to be absorbed through normal skin. But ricin poisoning it is not something the general public should worry about, said James Ramgoli, who heads security for the North Shore-LIJ ...

The deadly toxin ricin is behind attacks on high-profile officials once again, this time in letters addressed to President Obama and New York City Mayor Michael Bloomberg. This isn't the first ...

Federal employee pleads guilty to ricin possession, ... And former president Donald Trump shares QAnon memes and amplifies a follower who has called for the death of his political opponents.

April 17, 2013— -- Ricin-laced letters like the ones sent to President Obama and a U.S. senator can be fatal, but they are such inefficient weapons they were more likely intended to disrupt ...

The ghastly bombings in Boston followed by envelopes laced with the lethal poison ricin that were sent to the U.S Capitol and the White House, renew fears about our vulnerability to these kinds of ...