1. The bone “quality” problem

   • Stanley Wallach
   • Joel D. Feinblatt
   • Louis V. Avioli

   Editorial Pages: 169 - 172

2. Menopausal bone loss is partially regulated by dietary intake of vitamin D

   • Barbara Lukert
   • Jan Higgins
   • Mary Stoskopf

   Clinical Investigations Pages: 173 - 179

3. Ultrasound attenuation of the calcaneus in the female population: Normative data

   • John E. Damilakis
   • Emmanuel Dretakis
   • Nicholas C. Gourtsoyiannis

   Clinical Investigations Pages: 180 - 183

4. Rectal salmon calcitonin for the treatment of postmenopausal osteoporosis

   • Kirsten Overgaard
   • Marc Allan Hansen
   • Claus Christiansen

   Clinical Investigations Pages: 184 - 188

5. Bone tissue response to four-month antiorthostatic bedrest: A bone histomorphometric study

   • Sabinne Palle
   • Laurence Vico
   • Christian Alexandre

   Clinical Investigations Pages: 189 - 194

6. Hemopoietic functions of marrow-derived osteogenic cells

   • D. Benayahu
   • M. Horowitz
   • S. Wientroub

   Laboratory Investigations Pages: 195 - 201

7. Adhesion, growth, and matrix production by osteoblasts on collagen substrata

   • L. Masi
   • A. Franchi
   • M. L. Brandi

   Laboratory Investigations Pages: 202 - 212

8. The localization and characterization of proteinases for the initial cleavage of porcine amelogenin

   • T. Tanabe
   • M. Fukae
   • M. Shimizu

   Laboratory Investigations Pages: 213 - 217

9. Calcium regulating activity of 26,27-dialkyl analogs of 1α,25-dihydroxyvitamin D₃

   • Tatsuro Miyahara
   • Masahiro Harada
   • Nobuo Ikekawa

   Laboratory Investigations Pages: 218 - 222

10. The anabolic effect of estrogen on endosteal bone formation in the mouse is attenuated by ovariohysterectomy: A role for the uterus in the skeletal response to estrogen?

    • Steven D. Bain
    • Mason C. Bailey
    • Martin W. Edwards

    Laboratory Investigations Pages: 223 - 228

11. Experimental changes in mineral content of juvenile mouse femora

    • Kenneth R. Gordon
    • Phillip Burns
    • Gary Keller

    Laboratory Investigations Pages: 229 - 232

12. Abstracts from the Third Symposium of the Spanish Society of Bone and Mineral Research (SEIOMM) Oviedo, Spain 25–27 September 1991

    Laboratory Investigations Pages: 233 - 248

13. Announcements

    Announcement Pages: 249 - 249