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. 2016 Jan 12;14:3. doi: 10.1186/s12951-015-0154-9

Fig. 5.

Fig. 5

Total spectral power of the local field potential recorded in the subthalamic nucleus of the implanted animals. Data are means + SEM for the differently coated (nanoparticles smaller than 10 nm; 50 nm; mixture of both) and uncoated (NoNP) electrodes. Significant difference between groups is indicated with asterisk (*; ANOVA on Ranks, p < 0.05)