Figure 2From: Prognostic significance of XIAP and NF-κB expression in esophageal carcinoma with postoperative radiotherapyKaplan-Meier survival analysis. Progression free survival differences between patients with high and low levels of protein expression or metastasis. P- value was obtained using the log-rank test of the difference. (A) X-linked-chromosome inhibitor of apoptosis (XIAP) protein; (B) Nuclear factor- κB (NF-κB).Back to article page