LAMP1 and frontotemporal dementia: LAMP-1 was increased in frontal grey matter of FTD-GRN cases (F = 7.0, p = 0.0042), and parietal white matter of both FTD-GRN and FTD-C9orf72 cases (F = 11.3, p = 0.0004), but was reduced in the frontal white matter of FTD-C9orf72 cases compared to controls (F = 3.9, p = 0.035).