It is worth mentioning that ricin plots have been associated with domestic militia groups in the recent past.
Once again, cable news channels are wall to wall with bombing and ricin coverage.
What happened besides the Boston Marathon bombing, ricin attacks, and the massive Texas explosion?
It could be anywhere from four to 24 hours after being exposed to ricin before any of the initial symptoms occur.
He also had an encounter with Roger Wicker, one of the recipients of the ricin letters.
Could a mind-boggling vendetta be behind the ricin letters sent to Obama and Wicker?
In 2002, an Islamist plot to poison the London underground with ricin was foiled as well.
Walter returns to the house to retrieve the vile of ricin he hid there in the previous finale.
By George, though, that Paoli must be a clever one—think of his knowing about ricin.
poison obtained from the castor-oil bean, 1888, from ricinus, genus name of the castor-oil plant (1694), from Latin ricinus (Pliny), of uncertain origin, perhaps the same word as ricinus "tick" (in sheep, dogs, etc.).
ricin ri·cin (rī'sĭn, rĭs'ĭn)
A poisonous protein that is extracted from the castor bean and is used as a biochemical reagent.