InsulinomaAdenoma, Islet CellPancreatic NeoplasmsIslets of LangerhansEndocrine GlandsInsulinEndocrine SystemInsulin-Secreting CellsGlucoseGroup VI Phospholipases A2Endocrine Gland NeoplasmsGlucose Transporter Type 2Endocrine System DiseasesEndocrine DisruptorsTumor Cells, CulturedProinsulinAcids, HeterocyclicCell Line, TumorMultiple Endocrine Neoplasia Type 1Pyruvate CarboxylaseProprotein Convertase 2GlucokinaseSomatostatin