Fig. 8. Fluorescence microscope images of human brain sections. (a) Sections from patients with Parkinson's disease labelled with antibodies against α-synuclein (LB509 and pS129) and stained with compounds 13, 14 and 15 (100 nM). (b) Sections from patients with Alzheimer's disease labelled with antibodies against tau (dako tau) and Aβ (4G8) and stained with compounds 13, 14 and 15 (1 μM). Scale bar 20 μm.