Calcium-induced generation of reactive oxygen species in brain mitochondria is mediated by permeability transition August 1, 2008 MJ Hansson, R Mansson, S Morota, H Uchino, T Kallur, T Sumi, N Ishii, M Shimazu, MF Keep, A Jegorov, E Elmer Free Radical Biology & Medicine 2008 Aug 1;45(3):284-94