EGFR and ovarian cancer: Similarly, only a mild effect on ovarian cancer viability were detected after gefitinib-mediated EGFR inhibition and the cell death did not correlate with baseline EGFR tyrosine phosphorylation (Figure 1 and 2A, 2B and 2C), in spite of strong EGFR expression in many ovarian cancers (Figure 2A and 2C) [6,7].