In the striatum, we have shown that relative expression of Nt‐3, Nestin, β‐actin, Tnfα, Il‐1β, Il‐6, and Il‐10 increased whereas expression of Bdnf, Gdnf, Vegf, and β‐III tubulin decreased after cerebral ischemia. The gene discussed is TNF; the disease is brain ischemia.