Figure 5From: Preclinical evaluation of sunitinib, a multi-tyrosine kinase inhibitor, as a radiosensitizer for human prostate cancerImmunofluorescence detection of γH2AX stained DNA repair foci. DU145 cells were treated for 24 hrs with 100 nM sunitinib and irradiated with 2 Gy. Cells were harvested at the indicated times and stained for γH2AX. Foci per cell were counted in 40 cells per sample. Error bars represent standard error.Back to article page