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. Author manuscript; available in PMC: 2012 Dec 1.
Published in final edited form as: Cancer Prev Res (Phila). 2011 Sep 19;4(12):1973–1981. doi: 10.1158/1940-6207.CAPR-11-0069

Fig. 1. Cells with short telomeres are more sensitive to IR.

Fig. 1

Early (PD 15) and late (PD 69) passage HFF were irradiated at the indicated IR doses. The surviving fraction of cells was determined using a clonogenic survival assay.