1. Cytokines and bone metabolism

   • Stanley Wallach
   • Louis V. Avioli
   • John H. Carstens Jr.

   Editorial Pages: 293 - 296

2. Pharmacokinetic evaluation of pamidronate after oral administration: A study on dose proportionality, absolute bioavailability, and effect of repeated administration

   • L. Hyldstrup
   • G. Flesch
   • S. A. Hauffe

   Clinical Investigations Pages: 297 - 300

3. Decrease of serum calcium concentration and lost influence of calcium on parathyroid hormone release in a patient with primary hyperparathyroidism after treatment with diphosphonates

   • Harold Kotzmann
   • Peter Bernecker
   • Anton Luger

   Clinical Investigations Pages: 301 - 303

4. Comparison of the suppressive effect of two doses (500 mg vs 1500 mg) of oral calcium on parathyroid hormone secretion and on urinary cyclic AMP

   • Josette Guillemant
   • Serge Guillemant

   Clinical Investigations Pages: 304 - 306

5. One-year psoas training can prevent lumbar bone loss in postmenopausal women: A randomized controlled trial

   • M. Revel
   • M. A. Mayoux-Benhamou
   • C. Roux

   Clinical Investigations Pages: 307 - 311

6. Bone endothelial cells as estrogen targets

   • Maria Luisa Brandi
   • Clara Crescioli
   • Carlo Gennari

   Laboratory Investigations Pages: 312 - 317

7. Calcium regulating activity of 24a-homo-24,24-difluoro-1α,25-dihydroxyvitamin D₃ and 26,27-dimethyl-24,24-difluoro-1α,25-dihydroxyvitamin D₃

   • Masahiro Harada
   • Tatsuro Miyahara
   • Nobuo Ikekawa

   Laboratory Investigations Pages: 318 - 323

8. Exogenous prostacyclin, but not prostaglandin E₂, produces similar responses in both G6PD activity and RNA production as mechanical loading, and increases IGF-II release, in adult cancellous bone in culture

   • Simon C. F. Rawlinson
   • Subburaman Mohan
   • Lance E. Lanyon

   Laboratory Investigations Pages: 324 - 329

9. Fatty acid composition and arachidonic acid concentrations in alveolar bone of rats fed diets with different lipids

   • Syed Q. Alam
   • Petros P. Kokkinos
   • Bassima S. Alam

   Laboratory Investigations Pages: 330 - 332

10. Dietary lipids, prostaglandin E₂ levels, and tooth movement in alveolar bone of rats

    • Petros P. Kokkinos
    • Robert Shaye
    • Syed Q. Alam

    Laboratory Investigations Pages: 333 - 337

11. Relationships between serial blood lead levels and exfoliated tooth dentin lead levels: Models of tooth lead kinetics

    • Michael B. Rabinowitz
    • Alan Leviton
    • David Bellinger

    Laboratory Investigations Pages: 338 - 341

12. The aged male rat as a model for human osteoporosis: Evaluation by nondestructive measurements and biomechanical testing

    • Dirk Vanderschueren
    • Erik Van Herck
    • Roger Bouillon

    Laboratory Investigations Pages: 342 - 347

13. Osteoclastic resorption of Ca-P biomaterials implanted in rabbit bone

    • Michel F. Baslé
    • Daniel Chappard
    • André Rebel

    Laboratory Investigations Pages: 348 - 356

14. Effects of aluminum on rat bone cell populations

    • Louis S. Kidder
    • Gordon L. Klein
    • David J. Simmons

    Laboratory Investigations Pages: 357 - 361

15. Interleukin-11 inhibits bone formation in vitro

    • Francis J. Hughes
    • Gareth L. Howells

    Rapid Communication Pages: 362 - 364

16. Announcements

    Announcement Pages: 365 - 365