EGF and cancer: The expression of mRNA for aFGF (3.7-fold), bFGF (2.6-fold), PDGF C (2.8-fold) and CTGF (2.2-fold) was also higher in cancer tissue, while that for PDGF A (−1.1-fold) and EGF (−2.5-fold) was lower (Figure 1B).