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. Author manuscript; available in PMC: 2011 Feb 1.
Published in final edited form as: Psychopharmacology (Berl). 2009 Dec 15;208(2):309–321. doi: 10.1007/s00213-009-1732-z

Fig 3.

Fig 3

Morphine dose-effect function in C57 and DBA mice. Each bar represents the mean of 9 and 5, C57 and DBA mice, respectively (±SEM). #, significant difference from saline control.