TP53 and pancreatic neoplasm: Mouse models with genetic induction of chronic inflammation in the context of p53 (also known as Trp53) deficiency develop pancreas tumors, and the tumors that arise are of mixed cell types, including a neuroendocrine compartment, based on immunohistochemical staining for chromogranin A and synaptophysin (Swidnicka-Siergiejko et al., 2017).