ST6GAL1 and diabetes mellitus: The JAZF1 (encoding the protein juxtaposed with another zinc finger protein 1) mutations impair pancreatic B-cells’ development and regeneration [52], whereas the ST6GAL1 (encoding ST6 beta-galactoside alpha-2,6-sialyltransferase 1 protein) expression influences N-glycosylation pathway changes that lead to diabetes [53].