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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2012 Mar 6;84(3):793–799. doi: 10.1016/j.ijrobp.2011.12.049

Fig. 2.

Fig. 2

(A) Contextual and cued fear conditioning of sham-irradiated and irradiated mice. (A) Baseline motion index. (B) Motion index during the shock. (C) Contextual fear conditioning. (D) Cued fear conditioning task. n = 8 mice/genotype/treatment. ***, p < 0.001 compared to apoE3 and apoE4 mice; *, p < 0.05 versus the time prior to the tone (pre-tone) during the training was paired with the shock.