- Apoptosis in stages of mouse hepatocarcinogenesis: failure to counterbalance cell proliferation and to account for strain differences in tumor susceptibility. Bursch, W., Chabicovsky, M., Wastl, U., Grasl-Kraupp, B., Bukowska, K., Taper, H., Schulte-Hermann, R. Toxicol. Sci. (2005)