Double‐labeling immunofluorescence of the TSC group also showed that FPR2 was expressed in NF200‐positive DNs (Figure 4D) and in HLA‐DR‐positive microglia (Figure 4F), but FPR2 was not expressed in GFAP‐positive astrocytes (Figure 4E). The gene discussed is FPR2; the disease is tuberous sclerosis.