Reduction of SH-SY5Y invasiveness by SI 34. Cells treated (filled bar) or not (empty bar) with SI 34 10 μM migrating through the filter of a matrigel Invasion chambers. Data are reported as percentages of cells counted in untreated cultures. Each value represents the mean ± S.E.M. of 3 sets of experiments performed in triplicate. *P < 0.05 vs respective controls.