MAPT and Alzheimer disease: They included bands at 21, 34 and 39 kDa in PiD, bands at 22 and 33 kDa in PSP, bands at 37–40 and 43 kDa in CBD and MAPT, and bands at 19, 22, 25, 30, 36 and 40 kDa in AD, such findings confirming previous reports that the 33 and ~37 kDa bands are characteristic of PSP and CBD, respectively [1].