1. The circadian rhythm of serum osteocalcin concentrations: Effects of 1,25 dihydroxyvitamin D administration

   • M. E. Markowitz
   • C. M. Gundberg
   • J. F. Rosen

   Clinical Investigations Pages: 179 - 183

2. Regional variations in histomorphometric bone dynamics from the skeleton of an osteoporotic woman

   • Jan Pødenphant
   • Ulla Engel

   Clinical Investigations Pages: 184 - 188

3. Effects of neonatal estrogenization on rat bone development: A histomorphometric study

   • J. Aceitero
   • F. Gaytan
   • F. B. Ranz

   Laboratory Investigations Pages: 189 - 193

4. Ovariectomy and trabecular bone remodeling in the dog

   • G. A. Dannucci
   • R. B. Martin
   • P. Patterson-Buckendahl

   Laboratory Investigations Pages: 194 - 199

5. Response of osteoblastic clonal cell line (MC3T3-E1) to [Asu^1,7]Eel calcitonin at a specific cell density or differentiation stage

   • N. Ito
   • H. Yamazaki
   • H. Sudo

   Laboratory Investigations Pages: 200 - 205

6. Indomethacin does not inhibit the anabolic effect of parathyroid hormone on the long bones of rats

   • I. Gera
   • J. M. Hock
   • L. G. Raisz

   Laboratory Investigations Pages: 206 - 211

7. Role of carbonic anhydrase in bone resorption: Effect of acetazolamide on basal and parathyroid hormone-induced bone metabolism

   • Gary E. Hall
   • Alexander D. Kenny

   Laboratory Investigations Pages: 212 - 218

8. Electron microscopic study of chondroid tissue in the cat mandible

   • Michèle Goret-Nicaise
   • Antoine Dhem

   Laboratory Investigations Pages: 219 - 223

9. Effect of cortisol on [³H] 1,25-dihydroxyvitamin D₃ uptake and 1,25-dihydroxyvitamin D₃-induced DNA-dependent RNA polymerase activity in chick intestinal cells

   • Terry D. Shultz
   • Rajiv Kumar

   Molecular and Cellular Biology Pages: 224 - 230

10. Amelogenin antigenic domain defined by clonal epitope selection

    • E. C. Lau
    • C. C. Bessem
    • M. L. Snead

    Molecular and Cellular Biology Pages: 231 - 237

11. Announcements

    Announcement Pages: 238 - 238

12. Effect of heavy exercise on mineral metabolism and calcium regulating hormones in humans

    • Cunningham

    Erratta Pages: 239 - 239

13. Effects of salmon calcitonin in postmenopausal osteoporosis: A controlled double-blind study

    • Isaac Meller

    Erratta Pages: 239 - 239