Endocrine Abstracts

Introduction: In the search for markers of invasiveness of pituitary adenomas, we studied the expression of Ki-67 antigen, TOPO 2A (topoisomerase 2 alpha), AIP (Aryl Hydrocarbon Receptor-Interacting Protein), and VEGF (Vascular Endothelial Growth Factor) in somatotropinomas.Material and methods: We studied retrospectively a group of 31 patients (20 female, 11 male) of mean age 43.3±14.3 years who underwent pituitary tumour surgery. Expression of Ki-...