Research

Differential Psychopathology and Neurotransmitter Systems in the Ketamine and Psilocybin model of Schizophrenia Studied in Vivo in Man Using Positron Emission Tomography
Summarises the methods and findings of the research, along with references.
http://www.bli.uzh.ch/BLI/Projects/PET/K252.html

Fentanyl (Sublimase) and Ketamine
Report looking at whether or not ketamine can prevent fentanyl-induced analgesia.
http://opioids.com/fentanyl/fentket.html

John Lilly, Ketamine and the Entities from ECCO
Article by Adam Gorightly, detailing the experiment attempting to use Ketamine to alleviate the pain of migraines, and what they discovered the effects to be.
http://www.conspiracyarchive.com/UFOs/Gorightly.htm

Ketamine (Ketalar)
Report into the behavioural effects of ketamine, an NMDA glutamatergic antagonist, in non-human primates.
http://www.biopsychiatry.com/ketamine.htm