2021-05-262021-05-26No Datehttp://hdl.handle.net/1885/234137John Curtin School of Medical Research, Pharmacology - Dr. S. Johnson, M. Agostino, Prof. D. R. Curtis, Dr. Arthur Duggan & others2 Photos6cm x 8cmPhotographimage/tiffen-AUCross section through the spinal cord showing the location of the substantia gelatinosa. Administering morphine and other pain-killing drugs here prevents transmission of information about pain to the brain2021-05-26This item is provided for research purposes. Contact the Australian National University Archives at butlin.archives@anu.edu.au for permission to use.