EGFR and cancer: The successful use of CSs (modeled in Fig. 8) for the treatment of cancers in which the EGFR-Ras-Raf pathway is activated suggests that the anti-cancer and antiviral activity of this class of compounds may be very similar (Fig. 6a and d–f, Supplementary Fig. S9c and S10a–c)14,52,54,67.