- Apoptosis in heart failure: release of cytochrome c from mitochondria and activation of caspase-3 in human cardiomyopathy. Narula, J., Pandey, P., Arbustini, E., Haider, N., Narula, N., Kolodgie, F.D., Dal Bello, B., Semigran, M.J., Bielsa-Masdeu, A., Dec, G.W., Israels, S., Ballester, M., Virmani, R., Saxena, S., Kharbanda, S. Proc. Natl. Acad. Sci. U.S.A. (1999)