SLC33A1 and Alzheimer disease: For example, the entire ER acetylation machinery, AT‐1 (Gomez Ravetti, Rosso, Berretta, & Moscato, 2010; Jonas et al., 2010) and the ATases (Ding et al., 2012), is upregulated in patients with late‐onset Alzheimer's disease, the most common form of age‐associated dementia.