HDAC6 and neuroblastoma: To test the impact of α-tubulin acetylation on α-synuclein oligomerization, we used the selective HDAC6 inhibitor Tubacin to induce α-tubulin acetylation in a neuroblastoma SK-N-SH cell line overexpressing human wild-type α-synuclein (SK-N-SH Syn+, Figure S5, [37,38]).