UCHL1 and pancreatic neoplasm: During the past few years, several works have reported the link between UCHL1 expression and tumor progression, and that it may be useful as a potential marker of several human cancers, such as non-small cell lung cancer [79,80], invasive colorectal cancer [81], pancreatic cancer [82], squamous cell esophageal carcinoma [83] and neuroblastoma [84].