1. Bone mineral density, sex steroids, and mineral metabolism in premenopausal smokers

   • N. Ortego-Centeno
   • M. Muñoz-Torres
   • J. de la Higuera Torres-Puchol

   Clinical Investigations Pages: 403 - 407

2. Acute effects of high-dose chemotherapy followed by bone marrow transplantation on serum markers of bone metabolism

   • K. Carlson
   • B. Simonsson
   • S. Ljunghall

   Clinical Investigations Pages: 408 - 411

3. Effects of infusion of parathyroid hormone and primary hyperparathyroidism on formation and breakdown of type I collagen

   • H. Brahm
   • Ö. Ljunggren
   • S. Ljunghall

   Clinical Investigations Pages: 412 - 416

4. Hormone replacement therapy increases serum 1,25-dihydroxyvitamin D: A 2-year prospective study

   • H. J. C. van Hoof
   • M. J. van der Mooren
   • Th. J. Benraad

   Clinical Investigations Pages: 417 - 419

5. The effect of menopause on biochemical markers and ultrasound densitometry in healthy females

   • K. Kawana
   • K. Kushida
   • T. Inoue

   Clinical Investigations Pages: 420 - 425

6. Action of metalloproteinases on porcine dentin mineralization

   • M. Fukae
   • T. Tanabe
   • M. Yamada

   Laboratory Investigations Pages: 426 - 435

7. The development of femoral osteopenia in ovariectomized rats is not reduced by high intensity treadmill training: A mechanical and densitometric study

   • L. Nordsletten
   • T. S. Kaastad
   • J. Falch

   Laboratory Investigations Pages: 436 - 442

8. Effect of 1α-vitamin D₃ on bone strength and composition in growing rats with and without corticosteroid treatment

   • J. Aerssens
   • R. Van Audekercke
   • J. Dequeker

   Laboratory Investigations Pages: 443 - 450

9. Effect of prostaglandin E₂ on mineralization of bone nodules formed by fetal rat calvarial cells

   • T. Nagata
   • K. Kaho
   • H. Ishida

   Laboratory Investigations Pages: 451 - 457

10. Bioactive glass-ceramic containing crystalline apatite and wollastonite initiates biomineralization in bone cell cultures

    • J. M. Sautier
    • T. Kokubo
    • N. Forest

    Laboratory Investigations Pages: 458 - 466

11. Uptake and metabolism of albumin by rodent incisor enamel In vivo and postmortem: Implications for control of mineralization by albumin

    • C. Robinson
    • S. J. Brookes
    • W. A. Bonass

    Laboratory Investigations Pages: 467 - 472

12. Mechanical loading stimulates rapid changes in periosteal gene expression

    • D. M. Raab-Cullen
    • M. A. Thiede
    • R. R. Recker

    Molecular and Cellular Biology Pages: 473 - 478

13. Announcements

    Announcement Pages: 486 - 486