Figure 3From: Inhibition of COX-2 expression by topical diclofenac enhanced radiation sensitivity via enhancement of TRAIL in human prostate adenocarcinoma xenograft model Real-time PCR analysis for COX-2 (A) and TRAIL (B). RT induced COX-2 up-regulation, and diclofenac inhibited RT-induced COX-2 up-regulation. Combination of radiation and diclofenac significantly enhanced the effect of RT on induction of TRAIL (p < 0.05).Back to article page