MAPT and dementia: However, total tau and Aβ42 have also been found at similar levels in the CSF of other dementias (Blennow et al. 2003; Green et al. 1999; Hampel et al. 2003; Molina et al. 1999; Kanemaru et al. 2000), but not in all (Blennow, 2003; Motter et al. 1995; Vigo-Pelfrey et al. 1995; Hulstaert et al. 1999; Sjögren et al. 2000).