(A) Representative images of TUNEL assay in spinal cord of FusΔNLS/ΔNLS mice ((panels A4-A6) and Fus+/+ mice (panels A1-A3).(B) Quantification of the total number of TUNEL and DRAQ5 (blue) double-positive cells in FusΔNLS/ΔNLS and Fus+/+ per spinal cord section. N=3 per genotype, (*) p<0.05, by Student's unpaired t-test. 