1. In appreciation

   • B. A. F.

   Announcement Pages: 1 - 1

2. The capacity of pig articular cartilage in organ culture to regenerate after breakdown induced by complement-sufficient antiserum to pig erythrocytes

   • Honor B. Fell
   • M. E. J. Barratt
   • A. R. Poole

   Original Papers Pages: 3 - 21

3. Factors affecting the distribution of zinc in the human skeleton

   • J. M. Aitken

   Original Papers Pages: 23 - 30

4. Testosterone metabolism in male rat epiphysis

   • R. J. Ackerman Jr.
   • D. W. Hamilton

   Original Papers Pages: 31 - 40

5. The distribution of cortical and trabecular bone mass along the lengths of the radius and ulna and the implications forin vivo bone mass measurements

   • R. A. Schlenker
   • W. W. VonSeggen

   Original Papers Pages: 41 - 52

6. The alteration of osteoclast morphology by diphosphonates in bone organ culture

   • D. J. Rowe
   • E. Hausmann

   Original Papers Pages: 53 - 60

7. Rib structure and bending strength: An autopsy study

   • I. D. Stein
   • G. Granik

   Original Papers Pages: 61 - 73

8. The interaction of supersaturated calcium phosphate solutions with apatitic substrates

   • E. D. Eanes

   Original Papers Pages: 75 - 89

9. The effects of EHDP on regenerating trabecular bone usingin vivo microscopic, light and electron microscopic, and electron microprobe techniques

   • I. Y. Rosenblum
   • R. S. McCuskey
   • C. A. Metzger

   Original Papers Pages: 91 - 104

10. The effects of long term feeding ofSolanum glaucophyllum to growing rats on Ca, Mg, P and bone metabolism

    • R. C. Puche
    • M. E. Locatto
    • J. L. Valenti

    Original Papers Pages: 105 - 119

11. A new method for calculating the accretion rate of bone calcium and some observations on the suitability of strontium-85 as a tracer for bone calcium

    • J. Reeve
    • R. Wootton
    • R. Hesp

    Original Papers Pages: 121 - 135

12. The blood: Bone disequilibrium

    • Philip J. Scarpace
    • William F. Neuman

    Original Papers Pages: 137 - 149

13. The blood: Bone disequilibrium

    • P. J. Scarpace
    • W. F. Neuman

    Original Papers Pages: 151 - 158

14. Resolution, specificity and transphosphorylase activity of calcifying cartilage alkaline phosphatases

    • C. Arsenis
    • M. H. Hackett
    • S. -M. Huang

    Original Papers Pages: 159 - 171

15. Effects of calcitonin and ultimobranchialectomy (UBX) on calcium and bone metabolism in the eel,Anguilla anguilla L.

    • E. Lopez
    • J. Peignoux-Deville
    • C. Milet

    Original Papers Pages: 173 - 186

16. Osteoclast ultrastructure in Paget’s disease

    • A. Rebel
    • K. Malkani
    • Ch. Bregeon

    Original Papers Pages: 187 - 199

17. The total luminescence of bovine and human dental enamel

    • D. Spitzer
    • J. J. Bosch Ten

    Original Papers Pages: 201 - 208

18. Early effects of synthetic bovine parathyroid hormone and synthetic salmon calcitonin on urinary excretion of cyclic AMP, phosphate and calcium in man

    • A. Caniggia
    • C. Gennari
    • M. Galli

    Original Papers Pages: 209 - 215

19. Comparison of whole calvarial bones and long bones during early growth in rats

    • LeRoy Klein
    • Jocelyn M. Zika

    Original Papers Pages: 217 - 227

20. Concurrent exchange of⁴⁵Ca and³H-tetracycline from rat bone in vitro

    • LeRoy Klein
    • Donald T. Reilly

    Original Papers Pages: 229 - 234

21. Phosphorus deficiency, parathyroid hormone and bone resorption in the growing rat

    • P. Cuisinier-Gleizes
    • M. Thomasset
    • H. Mathieu

    Original Papers Pages: 235 - 249

22. Osteopetrosis of microphthalmic mice—A defect of the hematopoietic stem cell?

    • J. F. Loutit
    • Janet M. Sansom

    Original Papers Pages: 251 - 259

23. Maintenance by cortisone of the calcemic response to parathyroid extract of rats on a diet without vitamin D and low in calcium

    • H. Pavlovitch
    • G. Witmer
    • S. Balsan

    Original Papers Pages: 261 - 274

24. Assay of bone resorption in vivo with³H-tetracycline

    • LeRoy Klein
    • Kenneth Van Jackman

    Original Papers Pages: 275 - 290

25. The effect of magnesium and fluoride on nephrocalcinosis and aortic calcification in rats given high sucrose diets with added phosphates

    • H. Luoma
    • T. Nuuja
    • P. Nummikoski

    Original Papers Pages: 291 - 302

26. Factors affecting uptake and retention of technetium-99m-diphosphonate and 99m-pertechnetate in osseous, connective and soft tissues

    • Marion D. Francis
    • Candice L. Slough
    • Edward B. Silberstein

    Original Papers Pages: 303 - 311

27. The distribution of water in calcified turkey leg tendon

    • E. D. Eanes
    • G. N. Martin
    • D. R. Lundy

    Short Communications Pages: 313 - 316

28. Effect of estrogen on the collagenolytic activity of rat bone

    • R. L. Cruess
    • K. C. Hong

    Short Communications Pages: 317 - 320

29. Precise terms and calcified tissues

    • John F. Loutit

    Letter Pages: 321 - 323