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The migration ability of astrocytes is inhibited after the transcription factors OCT4 and KLF4 were overexpressed in vitro. (A) Cell scratch assay of astrocyte in vitro at day 0, 2, and 4, scale bar, 50 μm; (B) quantification of part A; (C) GFAP and Ki67 double staining after cultured with doxycycline at day 14; (D) quantification of part C, scale bar, 200 μm. Data were expressed as mean ± SEM, **P < .01, unpaired Student's t test, n = 5 per group
