Giulietti et al. showed that the methylation level of the TSPOAP1-AS1 promoter was higher in pancreatic ductal adenocarcinoma than in normal tissues and the aberrant methylation level of the lncRNA might be considered as an indicator for the diagnosis of pancreatic ductal adenocarcinoma [29]. This evidence concerns the gene TSPOAP1 and pancreatic ductal adenocarcinoma.