Clinical Study
Comparative Analysis of Clinical, Hormonal and Morphological Studies in Patients with Neuroendocrine ACTH-Producing Tumours
Figure 6
Expression of Ki-67, CD31 in corticotropinomas and ectopic ACTH-secreting tumours. (a) Indirect anti-Ki-67 immunoperoxidase staining of corticotropinoma cell nuclei, ×40. (b) Indirect anti-Ki-67 immunoperoxidase staining of the cell nuclei in atypical lung carcinoid, ×40. (c) Indirect anti-CD31 immunoperoxidase staining of vascular endothelium in corticotropinomas, ×10. (d) Indirect anti-CD31 immunoperoxidase staining of vascular endothelium in typical lung carcinoid, ×10.
