1. Age, time since menopause, and body parameters as determinants of female spinal bone mass: A mathematical model

   • Carlo Trevisan
   • Sergio Ortolani
   • Elio E. Polli

   Clinical Investigations Pages: 1 - 5

2. Comparative solubility study of human dental enamel, dentin, and hydroxyapatite

   • E. C. Moreno
   • T. Aoba

   Clinical Investigations Pages: 6 - 13

3. Clinical usefulness of serum tartrate-resistant acid phosphatase in paget's disease of bone: Correlation with other biochemical markers of bone demodelling

   • Rosa Torres
   • Concepción de la Piedra
   • Aurelio Rapado

   Clinical Investigations Pages: 14 - 16

4. Synthetic human calcitonin in postmenopausal osteoporosis: A placebo-controlled, double-blind study

   • Sverker Ljunghall
   • Per Gärdsell
   • Ingemar Sernbo

   Clinical Investigations Pages: 17 - 19

5. Subchondral bone in osteoarthritis

   • M. D. Grynpas
   • B. Alpert
   • K. P. H. Pritzker

   Clinical Investigations Pages: 20 - 26

6. Chondroprotective action of salmon calcitonin in experimental arthropathies

   • J. E. Badurski
   • W. Schwamm
   • J. Pawlica

   Laboratory Investigations Pages: 27 - 34

7. Modulation by epidermal growth factor of the basal 1,25(OH)₂D₃ receptor level and the heterologous up-regulation of the 1,25(OH)₂D₃ receptor in clonal osteoblast-like cells

   • J. P. T. M. van Leeuwen
   • H. A. P. Pols
   • J. C. Birkenhäger

   Laboratory Investigations Pages: 35 - 42

8. Normal bone particles are preferentially resorbed in the presence of osteocalcin-deficient bone particlesIn vivo

   • David J. DeFranco
   • Julie Glowacki
   • Jane B. Lian

   Laboratory Investigations Pages: 43 - 50

9. Hydrochlorothiazide inhibits parathormone-stimulated increase in plasma tartrate-resistant acid phosphatate in mice

   • P. D. Broulik
   • V. Pacovský

   Laboratory Investigations Pages: 51 - 52

10. Structural changes of the periosteocytic area inVipera aspis (L.) (Ophidia, viperidae) bone tissue in various physiological conditions

    • M. Alcobendas
    • C. A. Baud
    • J. Castanet

    Laboratory Investigations Pages: 53 - 57

11. Diverse forms of stress results in changes in cellular levels of osteonectin/SPARC without altering mRNA levels in osteoligament cells

    • John J. Sauk
    • Kathleen Norris
    • Marian F. Young

    Molecular Biology Pages: 58 - 62

12. Announcements

    Announcement Pages: 63 - 63