- alpha-Tocopherol-mediated long-lasting protection against oxidative damage involves an attenuation of calcium entry through TRP-like channels in cultured hippocampal neurons. Crouzin, N., de Jesus Ferreira, M.C., Cohen-Solal, C., Aimar, R.F., Vignes, M., Guiramand, J. Free Radic. Biol. Med. (2007)