HPGD and ischemic stroke: Neurological deficits analysis was performed before ischemic stroke and 1, 2, 3, 5, and 7 days after ischemic stroke, and 15‐PGDH overexpression was observed to exacerbate neurological impairments on 2, 3, 5, and 7 days after ischemic stroke (Figure 1C).