1. Regulation of circulating leptin in humans

   • Bo Ahrén
   • Hillevi Larsson
   • Tommy Olsson

   Review Pages: 1 - 8

2. Distribution of prohormone convertase-6 expression in the gastrointestinal tract and effects of a fasting-refeeding regimen and a high-fat diet on ileal prohormone convertase-6 expression

   • Vidyavathi Udupi
   • Guillermo Gomez
   • George H. Greeley

   Original Articles Pages: 9 - 13

3. Carbohydrate and peptide structure of the α- and β-subunits of human chorionic gonadotropin from normal and aberrant pregnancy and choriocarcinoma

   • Margaret M. Elliott
   • Andrew Kardana
   • Laurence A. Cole

   Original Articles Pages: 15 - 32

4. Insulin-like growth factor binding protein (IGFBP) substrate zymography

   • John L. Fowlkes
   • Kathryn M. Thrailkill
   • Hideaki Nagase

   Original Articles Pages: 33 - 36

5. Growth hormone, IGF-I, and the elderly

   • Clifford J. Rosen

   Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 39 - 40

6. Elements in the pathophysiology of diminished growth hormone (GH) secretion in aging humans

   • Johannes D. Veldhuis
   • Ali Iranmanesh
   • Arthur Weltman

   Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 41 - 48

7. Potential applications of GH secretagogs in the evaluation and treatment of the age-related decline in growth hormone secretion

   • George R. Merriam
   • David M. Buchner
   • Michael V. Vitiello

   Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 49 - 52

8. Skeletal effects of growth hormone and IGF-I in adults

   • Robert Marcus

   Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 53 - 55

9. Sarcopenia and hormonal changes

   • P. Balagopal
   • D. Proctor
   • K. Sreekumaran Nair

   Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 57 - 60

10. Role of IGF-I in muscular atrophy of aging

    • Stephen E. Borst
    • David T. Lowenthal

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 61 - 63

11. Nutrition and the insulin-like growth factor system

    • Concepción F. Estívariz
    • Thomas R. Ziegler

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 65 - 71

12. Functional consequences of the somatopause and its treatment

    • Andrew R. Hoffman
    • Steven A. Lieberman
    • Robert Marcus

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 73 - 76

13. Effects of age and estrogen status on the skeletal IGF regulatory system

    • Clifford J. Rosen
    • Donald Verault
    • Julie Glowacki

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 77 - 80

14. IGFBP-3

    • Marie C. Gelato
    • Robert A. Frost

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 81 - 85

15. Serum insulin-like growth factor binding protein (IGFBP)-4 and IGFBP-5 levels in aging and age-associated diseases

    • Subburaman Mohan
    • David J. Baylink

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 87 - 91

16. IGFs and cellular aging

    • Cheryl A. Conover

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 93 - 94

17. General aspects of insulin-like growth factor binding proteins

    • Kam Chan
    • E. Martin Spencer

    Symposium on the Assessment of the Growth Hormone/IGF-I Axis in Aging Pages: 95 - 97

18. The IGF-I receptor and cancer

    • Renato Baserga
    • Mariana Resnicoff
    • Michael Dews

    Original Articles Pages: 99 - 102

19. The insulin-like growth factor-I receptor and apoptosis

    • Derek Le Roith
    • Marcelina Parrizas
    • Vicky A. Blakesley

    Original Articles Pages: 103 - 105

20. The p53/IGF-1 receptor axis in the regulation of programmed cell death

    • Manfred Neuberg
    • Leonard Buckbinder
    • Nikolai Kley

    Original Articles Pages: 107 - 109

21. IGFBPs and neoplastic models

    • Youngman Oh

    Original Articles Pages: 111 - 113

22. Regulation of prostate cell growth by the insulin-like growth factor binding proteins and their proteases

    • Steven E. Nunn
    • Tara Beers Gibson
    • Pinchas Cohen

    Original Articles Pages: 115 - 118

23. Type-1 insulin-like growth factor receptor reexpression in the malignant phenotype of SV40-T-immortalized human prostate epithelial cells enhances apoptosis

    • S Stephen R. Plymate
    • Victoria L. Bae
    • Joy L. Ware

    Original Articles Pages: 119 - 124

24. Announcements

    Announcement Pages: 125 - 125