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. 2017 Dec 13;7:17525. doi: 10.1038/s41598-017-17758-4

Figure 3.

Figure 3

Immunofluorescence analyses following TBI and PLX5622 treatment. (A) Representative immunofluorescence images taken at 7 d post-injury showing a strong reduction of microglia/macrophages (Iba-1, red; CD11b, green), and CD68 expressing microglia/macrophages (yellow) in the group that received the PLX5622 compared to control diet. Quantitative analyses in the injured cortex confirmed decrease of (B) Iba-1 expressing microglia/macrophage population (92 ± 7%, p < 0.0001), (C) CD11b expressing microglia/macrophages (83 ± 5%, p = 0.0001), (D) the lysosomal marker CD68 (76 ± 4%, p = 0.0014), in the group that received the PLX5622 diet. Similarly, quantitative analyses in the contralateral cortex showed decrease of (E) Iba-1 and (F) CD11b expressing microglia/macrophage population (84 ± 7%, p < 0.0082 and 87 ± 6%, p < 0.0019, respectively) for mice that received PLX5622 compared to control diet, while the (G) lysosomal marker CD68 levels were below detection. All values are reported as mean ± sem (n = 3–5 mice per group).