Previous Article Next Article Table of Contents Science, Vol.283, No.5404, 947-949, 1999 DOI10.1126/science.283.5404.947 Export Citation Cell proliferation - Unlimited mileage from telomerase? de Lange T, DePinho RA Keywords:IMMORTAL CELLS;FIBROBLASTS;SENESCENCE;RNA;P53;RB Please enable JavaScript to view the comments powered by Disqus.