FBXW7-AS1 and hemorrhage: After we verified high affinity binding of 10a3 mAb to the DEspR antigenic peptide used to develop it (Supplementary Fig. S3), fluorescently labeled 10a3-AF568 IF-staining detected DEspR+ neutrophils in peri-hemorrhage areas (Fig. 2D,E), but not in control age-matched non-sICH rat brain section (Fig. 2F).