TOHOKU UNIVERSITY IMAGE: (1) Astrocyte lysis: extensive loss of astrocytes with fragmented and/or dust-like particles; (2) progenitor recruitment: loss of astrocytes except small nucleated cells with GFAP-positive fibre-forming foot processes; (3) protoplasmic gliosis: presence of star-shaped astrocytes with abundant GFAP-reactive cytoplasm; and (4) fibrous gliosis: lesions composed of densely packed mature astrocytes. CREDIT: TOHOKU UNIVERSITY...
