IBSP and familial pancreatic carcinoma: Strikingly, Kaplan-Meier curve analysis revealed a significantly impaired long-term survival for patients with BSP mRNA expression levels above the ideal prognostic cut-off value in the resected tumor samples (Fig. 4, see Patients and Methods for details), corroborating the prognostic relevance of BSP in the context of resectable pancreatic cancer.