Fig. 4From: Effects of epidermal growth factor receptor kinase inhibition on radiation response in canine osteosarcoma cellsWestern blot analysis of EGFR and downstream proteins. EGFR, total Akt and p-Akt were detected in all OSA cell lines investigated. Higher levels of p-Akt were seen after treatment with erlotinib, with or without radiation, in Dharma and D17 cells at 0.25, 0.5, 1, 2 and 24Â hoursBack to article page