For example, in one clinical study, galectin-9 was shown to be highly expressed in human PACA and to be correlated with patient prognosis through an analysis of galectin-9 levels in serum samples from 70 PACA patients, 36 patients with benign pancreatic diseases, and 28 healthy controls [8]. The gene discussed is LGALS9; the disease is permanent neonatal diabetes mellitus-pancreatic and cerebellar agenesis syndrome.