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
Tip-Toes Tip-Toes Tip-Toes is a musical with a book by Guy Bolton and Fred Thompson, lyrics by Ira Gershwin, and music by George Gershwin. It centers on a vaudeville act composed of Tip-Toes, her brother and her uncle, who try to pass her off as an aristocrat to snare a millionaire husband. Farcical complications ensue involving Tip-Toes' temporary amnesia and a marital infidelity subplot. The musical was modestly successful on Broadway in 1925 and in London in 1926. It was quickly adapted as a silent film starring Dorothy Gish and Will Rogers. "Tip-Toes" was produced by Alex A. Aarons and Vinton