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. Author manuscript; available in PMC: 2012 Aug 1.
Published in final edited form as: Brain Behav Immun. 2011 Apr 3;25(6):1223–1232. doi: 10.1016/j.bbi.2011.03.016

Figure 2.

Figure 2

Naloxone-precipitated withdrawal varied substantially between mouse strains. C57BL/6 mice displayed the greatest naloxone-precipitated withdrawal (p < 0.0001). TLR4 KO and MyD88 KO mice experienced similar withdrawal as wild-type Balb/c mice (p = 0.79).

Data represent average jumps in 30 min period with SEM (n = 8).