At day 7 post‐ICH, no difference in hematoma volume and the percentage of reparative MDMs (ARG1+, CD36+, CD206+, and HO‐1+) was observed between vehicle‐ and celastrol‐treated NR4a1 cKO ICH mice (Fig EV5C and D). This evidence concerns the gene HMOX1 and hematoma.