Ricin immunogenic in mice, rabbits, and humans. It has completed two successful clinical trials. Ricin has been involved in a number of incidents. In 1978, the Bulgarian dissident Georgi Markov was assassinated by Bulgarian secret police who surreptitiously shot him on a London street with a modified umbrella using compressed gas to fire a tiny pellet contaminated with ricin into his leg. He died in a hospital a few days later and his body was passed to a special poison branch of the British Ministry of Defence (MOD) that discovered the pellet during an autopsy. The prime suspects were the Bulgarian
The Umbrella Coup The Umbrella Coup The Umbrella Coup () is a 1980 French comedy film directed by Gérard Oury, starring Pierre Richard, Gordon Mitchell and Gert Fröbe. The creation of the film was inspired by several assassinations of Bulgarian dissidents where the so-called Bulgarian umbrella was used as a weapon. The working title of the film was "Le Coup du Parapluie Bulgare". The unsuccessful actor Grégoire Lecomte is heading for a casting but then he takes a wrong turn. While he thinks he talks to casting director who wants an actor to play a henchman, he actually talks to a mafia don