Fig. 8

The changes of M1/M2 microglia related cytokines mRNA levels at different time points. a, b mRNA levels of two cytokines related to M1 microglia (IL-1β and TNF-α). c mRNA levels of IL-10 related to M2 microglia. The values are expressed as mean ± SD, *p < 0.05 versus age-matched WT mice, ** p < 0.001 versus age-matched WT mice, n = 5 in each group