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. 2017 Aug 30;7:10085. doi: 10.1038/s41598-017-10353-7

Figure 5.

Figure 5

Thin and thick BLBP-positive stem cells are differentially affected in APP/PS1 mice. (A) Representative images of BLBP-positive cells in the dentate gyrus of 6-month-old APP/PS1 mice; radial glia-like stem cells (type-1 cells) display a thin (green arrows) or thick (blue arrows) long radial process that extends from the cell body in the SGZ and traverses the granule cell layer; BLBP-positive non-stem cells exhibit a cell body located out of SGZ and many branched processes (red arrows) resembling mature astrocytes. (B) Stereological quantifications show a significant decrease in the number of BLBP-stem cells extending thin apical process in the APP/PS1 mice compared to WT mice at 6 months of age. However, a significant increase in the number of BLB-stem cells with a thick process is observed in these APP/PS1 mice compared to WT mice (n = 4/genotype/age; ANOVA F(3,12) = 85.545; Tukey’s post hoc test, *p < 0.05, ***p < 0.001). (C) Percentage of thin and thick BLBP-positive stem cells in WT and APP/PS1 at 4- and 6-month-old. g: granular cell layer; h: hilus; m: molecular cell layer. Scale bars: 25 μm.