Senescence: not just for tumor suppression.
Cellular senescence provides an intrinsic barrier to tumor development by preventing the proliferation of cells that are at risk for malignant transformation. In this issue, Krizhanovsky et al. (2008) report that senescence is an important player not only in tumor suppression but also in the response of liver tissue to injury.
Green
Michael R
MR
Howard Hughes Medical Institute, Programs in Gene Function and Expression and Molecular Medicine, University of Massachusetts Medical School, Worcester, MA 01605, USA. michael.green@umassmed.edu
D000818:Animals; D016922:Cellular Senescence; D006801:Humans; D008099:Liver / Q000166:cytology* / Q000276:immunology* / Q000378:metabolism; D008103:Liver Cirrhosis / Q000276:immunology / Q000378:metabolism*