1. Calcium and osteoporosis: some caveats and pleas

   • James Blanchard

   Editorial Pages: 67 - 68

2. Modeling human calcium tracer kinetics using a minimum of assumptions

   • L. H. Kotler

   Clinical Investigations Pages: 69 - 73

3. Effect of etidronate disodium on bone turnover following surgical menopause

   • M. L. Smith
   • I. Fogelman
   • I. Leggate

   Clinical Investigations Pages: 74 - 79

4. Increased circulating levels of γ-carboxyglutamic acid-containing protein and decreased bone mass in children on anticonvulsant therapy

   • Noritaka Takeshita
   • Yutaka Seino
   • Hiroo Imura

   Clinical Investigations Pages: 80 - 85

5. Familial hypophosphatemic rickets: Bone mass measurements in children following therapy with calcitriol and supplemental phosphate

   • Jon E. Block
   • Carolyn F. Piel
   • Harry K. Genant

   Clinical Investigations Pages: 86 - 92

6. Efficacy of wheat germ lectin-precipitated alkaline phosphatase in serum as an estimator of bone mineralization rate: Comparison to serum total alkaline phosphatase and serum bone Gla-protein

   • Kim Brixen
   • Henning K. Nielsen
   • Leif Mosekilde

   Clinical Investigations Pages: 93 - 98

7. Correlation between alkaline and acid phosphatase activities and age-related osteopenia in murine vertebrae

   • Batia Bar-Shira-Maymon
   • Raymond Coleman
   • Michael Silbermann

   Laboratory Investigations Pages: 99 - 107

8. Influence of testosterone and dihydrotestosterone on bone-matrix induced endochondral bone formation

   • Shakti P. Kapur
   • A. H. Reddi

   Laboratory Investigations Pages: 108 - 113

9. Effect of carbonate content on the ESR spectrum near g=2 of carbonated calciumapatites synthesized from aqueous media

   • F. J. Callens
   • R. M. H. Verbeeck
   • E. R. Boesman

   Laboratory Investigations Pages: 114 - 124

10. Effect of Vitamin D deficiency on macrophage and lymphocyte function in the rat

    • Shlomo Wientroub
    • Christine C. Winter
    • Larry M. Wahl

    Laboratory Investigations Pages: 125 - 130

11. Abnormal cell calcium concentrations in cultured bone cells obtained from femurs of obese and noninsulin-dependent diabetic rats

    • J. Levy
    • I. Reid
    • L. V. Avioli

    Laboratory Investigations Pages: 131 - 137

12. The effect of gallium on seeded hydroxyapatite growth

    • Robert Donnelly
    • Adele Boskey

    Laboratory Investigations Pages: 138 - 142

13. Announcements

    Announcement Pages: 143 - 144

14. Selected abstracts from Sixth International Workshop on Bone and Soft Tissue Densitometry held in Buxton, Derbyshire, England, UK 22–25 September 1987

    Abstract Pages: 145 - 153