>Experiments on mice with radioactively labeled LSD have established that intravenously injected LSD disappeared down to a small vestige, very rapidly from the bloodstream and was distributed throughout the organism. Unexpectedly, the lowest concentration is found in the brain. It is concentrated here in certain centers of the midbrain that play a role in the regulation of emotion. Such findings give indications as to the localization of certain psychic functions in the brain.

The Irony...