1. Bone mineral content of mandibles: Normal reference values—Rate of age-related bone loss

   • Nina von Wowern

   Clinical Investigations Pages: 193 - 198

2. Low circulating vitamin D in obesity

   • Yair Liel
   • Enoch Ulmer
   • Norman H. Bell

   Clinical Investigations Pages: 199 - 201

3. Crystal-collagen relationships in calcified turkey leg tendons visualized by selected-area dark field electron microscopy

   • A. Larry Arsenault

   Laboratory Investigations Pages: 202 - 212

4. 1,25(OH)₂D₃ inhibits hormone secretion and proliferation but not functional dedifferentiation of cultured bovine parathyroid cells

   • Peter Nygren
   • Rolf Larsson
   • Jonas Rastad

   Laboratory Investigations Pages: 213 - 218

5. Crystals in calcified epiphyseal cartilage and cortical bone of the rat

   • A. Larry Arsenault
   • Marc D. Grynpas

   Laboratory Investigations Pages: 219 - 225

6. Modulation of calcium phosphate formation by phosphatidate-containing anionic liposomes

   • Edward D. Eanes
   • Arthur W. Hailer
   • Brigid R. Heywood

   Laboratory Investigations Pages: 226 - 234

7. Increase of bone volume in vitamin D-repleted rats by massive administration of 24R,25(OH)₂D₃

   • Toshitaka Nakamura
   • Takahide Kurokawa
   • Hajime Orimo

   Laboratory Investigations Pages: 235 - 243

8. A histochemical method for the demonstration of calcifying cartilage

   • Roy K. Aaron
   • Grant Jolly
   • Hans-Jurgen Barrach

   Laboratory Investigations Pages: 244 - 249

9. Calcium environment in bone mineral determined by EXAFS spectroscopy

   • J. E. Harries
   • D. W. L. Hukins
   • S. S. Hasnain

   Laboratory Investigations Pages: 250 - 253

10. Effect of maternal insulin deficiency on vitamin D metabolite concentrations in normoglycemic pregnant rats and their fetuses

    • C. Rebut-Bonneton
    • J. Demignon

    Laboratory Investigations Pages: 254 - 259

11. Peak trabecular vertebral density: A comparison of adolescent and adult females

    • Vicente Gilsanz
    • Douglas T. Gibbens
    • Eloy E. Schulz

    Rapid Communications Pages: 260 - 262

12. A monoclonal antibody against dentin phosphophoryn recognizes a bone protein(s) appearing at the beginning of ossification

    • Takako Nakama
    • Osamu Nakamura
    • Teruhiko Semba

    Rapid Communications Pages: 263 - 267

13. Announcements

    Announcement Pages: 268 - 268