highly significantp ‐value = .0133
On the other hand, most of hSOD1 G93A ‐UeGFP UMNs treated with vehicle continued to have vacuolated and disintegrating apical dendrites (76% ± 11%; Figure 4B,F ), and the difference between WT‐UeGFP controls was highly significant (adjusted p ‐value = .0133; Figure 4G ).