NRGN and Alzheimer disease: This links T‐tau and Ng to Aβ‐pathology and shows that this association is present at all clinical stages of AD, including the prodromal and preclinical stages (Dubois et al, 2016), which is in line with other recent reports on Ng in other cohorts (Hellwig et al, 2015; Tarawneh et al, 2016).