... within 15 min in response to PGE2 stimulation, and was maintained upfor 24 h (Figure 3B). The findings suggested that admin-istration of PGE2 may induce the motility of humancolon cancer by inducing ... followed by the administration of PGE2 (1 μM)for 24 h, and subsequently were subjected to immuno-blotting assay to assess the effect of these inhibitors onPGE2-induced expression of uPA and MMP-9. ... periods(15 min, 30 min, 1 h, 3 h, 6 h, 12 h and 24 h), and sub-sequently measured the phosphorylation /activation of proteins by immunoblotting assay. Phosphorylation of JNK1/2 was significantly induced...