- Ca(2+)-independent caspase-3 but not Ca(2+)-dependent caspase-2 activation induced by oxidative stress leads to SH-SY5Y human neuroblastoma cell apoptosis. Amoroso, S., D'Alessio, A., Sirabella, R., Di Renzo, G., Annunziato, L. J. Neurosci. Res. (2002)