KRAS and pancreatic neoplasm: A review of the literature on the molecular characteristics of the hamster model revealed that similar to human PDAC, the vast majority of pancreatic tumors in the Syrian golden hamster carry KRAS point mutations in codon 12 in addition to deletions and aberrant methylation of CDKN2A (for a comprehensive list of references, please refer to Takahashi et al. [105]).