1 Neuroendocrinology.- 1.1. Introduction.- 1.2. Biosynthesis of CNS Peptides.- 1.2.1. ACTH and Related Peptides in Brain.- 1.2.2. Vasopressin, Oxytocin, and Neurophysins.- 1.2.3. Somatostatin.- 1.3. Extrahypothalamic Localization of Hypothalamic Releasing Factors and Peptides.- 1.3.1. ACTH.- 1.3.2. Vasopressin.- 1.3.3. Somatostatin.- 1.3.4. Gonadotropin-Releasing Hormone (LHRH).- 1.3.5. Thyrotropin-Releasing Hormone.- 1.4. Possible Functional Homeostatic Significance of Brain Peptides.- 1.4.1. Cognitive Behavior.- 1.4.2. Effects on Feeding.- 1.5. Possible Functions of Opioid-like Peptides.- 1.5.1. On Prolactin Release.- 1.5.2. In Clinical Syndromes.- 1.6. Results of Transsphenoidal Hypophysectomy for Hyperfunctioning Pituitary Adenomas.- 1.6.1. Acromegaly.- 1.6.2. Prolactinomas.- 1.6.3. Cushings Disease.- References.- 2 Prolactin and Growth Hormone in Health and Disease.- 2.1. Introduction.- 2.2. Prolactin.- 2.2.1. The Prolactin Gene and mRNA.- 2.2.2. Prolactin Molecular Heterogeneity.- 2.2.3. Amniotic Fluid Prolactin.- 2.2.4. Pituitary Prolactin Secretion in Pregnancy.- 2.2.5. Physiologic Secretion of Prolactin and Functional Abnormalities.- 2.2.6. Hyperprolactinemia in Uremia.- 2.2.7. Prolactin Effects on Androgens.- 2.2.8. Effects of Pharmacologic Agents on Prolactin Secretion.- 2.2.9. Provocative Tests of Prolactin Secretion.- 2.2.10. Etiology of Prolactinomas.- 2.2.11. Hypothalamic Function Associated with Prolactinoma.- 2.2.12. Clinical Manifestations of Prolactinomas.- 2.2.13. Diagnosis of Prolactinomas.- 2.2.14. Pituitary Function in Patients with Prolactinoma.- 2.2.15. Treatment with Dopaminergic Agents.- 2.2.16. Neurosurgical Treatment.- 2.3. GH.- 2.3.1. GH Genes and mRNA.- 2.3.2. GH Heterogeneity.- 2.3.3. Homologous Radioreceptor Assays for hGH.- 2.3.4. GH Regulation by Somatostatin.- 2.3.5. GH Regulation by Somatocrinin (GHRH).- 2.3.6. GH Regulation in Men.- 2.3.7. GH Effects on Calcium and Phosphorus Metabolism.- 2.3.8. Pituitary Pathology in AcromeglÓK