(A Quantification of cell death by a nuclear condensation assay, cells were fixed and the nuclei were stained with Hoechst dye, cells with a nuclear intensity higher than the average intensity plus two standard deviations are considered dead. (A) The percentage of cell death at DIV14, after co-transfection of indicated kinases and HTTex1 plasmid in rat primary striatal neurons at DIV9 (n=3), 