IL6 and Stroke: Anti-IL-6 significantly decreased the number of BrdU+/DCX+ cells in the ischemic SVZ (99 ± 6 vs. 70 ± 7, P < 0.01) and striatum (68 ± 9 vs. 31 ± 5, P < 0.01) of hyperforin-treated mice at 28 dpi (Figure 2G,H), indicating that hyperforin promotes post-stroke neurogenesis via IL-6.