1. Changes in dimensions of large cancellous bone specimens during histological preparation as measured on slabs from human femoral heads

   • Jane Lane
   • Z. A. Ráliš

   Clinical Investigations Pages: 1 - 4

2. Bone metabolism in idiopathic juvenile osteoporosis: A case report

   • Richard A. Evans
   • Colin R. Dunstan
   • Ellen Hills

   Clinical Investigations Pages: 5 - 8

3. Skeletal retention of⁴⁵Ca and⁸⁵Sr compared: Further studies on intravenously injected⁸⁵Sr as a tracer for skeletal calcium

   • J. Reeve
   • J. R. Green
   • R. M. Neer

   Clinical Investigations Pages: 9 - 15

4. Variations in the serum concentration and urine excretion ofα ₂HS-glycoprotein, a bone-related protein, in normal individuals and in patients with osteogenesis imperfecta

   • Ian R. Dickson
   • Meena Bagga
   • Colin R. Paterson

   Clinical Investigations Pages: 16 - 20

5. Regional measurement of bone calcium accretion rate and exchangeable pool with a whole-body counter: Method and studies in subjects without bone disease

   • P. Bergmann
   • T. Paternot
   • A. Schoutens

   Clinical Investigations Pages: 21 - 28

6. Mast-cell proliferation in postmenopausal osteoporosis

   • Michael D. Fallon
   • Michael P. Whyte
   • Steven L. Teitelbaum

   Clinical Investigations Pages: 29 - 31

7. Lack of influence of isoproterenol, propranolol, and dopamine on immunoreactive parathyroid hormone and calcitonin in normal man

   • Sol Epstein
   • Hunter Heath III
   • Norman H. Bell

   Clinical Investigations Pages: 32 - 36

8. Whole body and regional retention of^99mTc-labeled pyrophosphate at 24 hours: Physiological basis of the method for assessing the metabolism of bone in disease

   • P. Martin
   • A. Schoutens
   • M. Verbanck

   Clinical Investigations Pages: 37 - 42

9. Stereochemically altered noncollagenous protein from human dentin

   • Patricia M. Masters

   Clinical Investigations Pages: 43 - 47

10. Correlated physicochemical and age changes in embryonic bovine enamel

    • William J. Landis
    • Maria Navarro

    Clinical Investigations Pages: 48 - 55

11. Metabolic changes in the cells of the callus during fracture healing in the rat

    • Jane Dunham
    • A. Catterall
    • J. Chayen

    Laboratory Investigations Pages: 56 - 61

12. Fresh and cryopreserved fetal bones replacing massive bone loss in rats

    • Z. Nevo
    • A. Lev-El
    • L. Nebel

    Laboratory Investigations Pages: 62 - 69

13. Action of bPTH and bPTH fragments on embryonic bone in vitro: Dissociation of the cyclic AMP and bone resorbing response

    • M. P. M. Herrmann-Erlee
    • P. J. Nijweide
    • M. A. C. Ooms

    Laboratory Investigations Pages: 70 - 77

14. F⁻-CO ₃ ²⁻ interaction in IR spectra of fluoridated CO₃-apatites

    • M. Okazaki

    Laboratory Investigations Pages: 78 - 81

15. Effect of hydrocortisone on osteoclasts generated in cat bone marrow cultures

    • T. Suda
    • N. G. Testa
    • O. Jarrett

    Laboratory Investigations Pages: 82 - 86

16. Structure-activity relationships of various bisphosphonates

    • H. Shinoda
    • G. Adamek
    • P. Hagan

    Laboratory Investigations Pages: 87 - 99

17. Growth hormone and triiodothyronine permit an increase in plasma 1,25(OH)₂D concentrations in response to dietary phosphate deprivation in hypophysectomized rats

    • R. W. Gray
    • T. L. Garthwaite
    • L. S. Phillips

    Laboratory Investigations Pages: 100 - 106

18. Oral 1,25(OH)₂D₃: An effective prophylactic treatment for glucocorticoid osteopenia in rats

    • J. J. Lindgren
    • H. F. DeLuca

    Laboratory Investigations Pages: 107 - 110

19. Bovine high molecular weight amelogenin proteins

    • A. B. Belcourt
    • A. G. Fincham
    • J. D. Termine

    Laboratory Investigations Pages: 111 - 114

20. Regulation of epiphyseal cartilage metabolism and morphology in the chronic diabetic rat

    • Stephen Hough
    • Jean E. Russell
    • Louis V. Avioli

    Laboratory Investigations Pages: 115 - 121

21. Failure of thymic grafts to stimulate resorption of bone in the Fatty/Orl-op rat

    • N. W. Nisbet
    • Sally F. Waldron
    • M. J. Marshall

    Rapid Communication Pages: 122 - 125

22. Announcements

    Announcement Pages: 126 - 127

23. A model for transcellular transport of calcium based on membrane fluidity and movement of calcium carriers within the more fluid microdomains of the plasma membrane

    • Edward J. Reith

    Editorial Pages: 129 - 134

24. Estimating total body calcium from peripheral bone measurements

    • A. Horsman
    • L. Burkinshaw
    • R. M. Milner

    Clinical Investigations Pages: 135 - 144

25. Seasonal variation of lumbar spine bone mineral content in normal women

    • Bjørn Krølner

    Clinical Investigations Pages: 145 - 147

26. Errors in measuring trabecular bone by computed tomography due to marrow and bone composition

    • Richard B. Mazess

    Clinical Investigations Pages: 148 - 152

27. Basic and clinical evaluation of the measurement of bone resonant frequency

    • Takuo Fujita
    • Masaaki Fukase
    • Louis V. Avioli

    Clinical Investigations Pages: 153 - 158

28. Immunohistochemical localization of types I, II, and III collagens in the ossified posterior longitudinal ligament of the human cervical spine

    • Natsuo Yasui
    • Keiro Ono
    • Yutaka Nagai

    Clinical Investigations Pages: 159 - 163

29. Chemotactic activity of theγ-carboxyglutamic acid containing protein in bone

    • Gregory R. Mundy
    • James W. Poser

    Clinical Investigations Pages: 164 - 168

30. Synthetic apatites containing Na, Mg, and CO₃ and their comparison with tooth enamel mineral

    • J. D. B. Featherstone
    • I. Mayer
    • H. J. M. Heijligers

    Clinical Investigations Pages: 169 - 171

31. Comparison of fetal rat limb bones and neonatal mouse calvaria: Effects of parathyroid hormone and 1,25-dihydroxyvitamin D₃

    • Paula H. Stern
    • Nancy S. Krieger

    Laboratory Investigations Pages: 172 - 176

32. Autoradiographic localization of target cells for 1α, 25-dihydroxyvitamin D₃ in bones from fetal rats

    • R. Narbaitz
    • W. E. Stumpf
    • H. F. DeLuca

    Laboratory Investigations Pages: 177 - 182

33. Parathyroid hormone, calcitonin, 1,25-dihydroxycholecalciferol, and basal bone resorption in the rat fetus

    • C. Rebut-Bonneton
    • J. -M. Garel
    • F. Delbarre

    Laboratory Investigations Pages: 183 - 189

34. Effect of 1,25-dihydroxycholecalciferol on sarcoplasmic reticulum calcium transport in strontium-fed chicks

    • Ricardo Boland
    • Ana R. de Boland
    • Wilhelm Hasselbach

    Laboratory Investigations Pages: 190 - 194

35. Reversal of decreased phosphorylation of sarcoplasmic reticulum calcium transport ATPase by 1,25-dihydroxycholecalciferol in experimental uremia

    • Ricardo Boland
    • Clifford Matthews
    • Wilhelm Hasselbach

    Laboratory Investigations Pages: 195 - 201

36. X-ray diffraction studies of the crystallinity of bone mineral in newly synthesized and density fractionated bone

    • L. C. Bonar
    • A. H. Roufosse
    • M. J. Glimcher

    Laboratory Investigations Pages: 202 - 209

37. Studies on cell lineage of metaphyseal bone in repleted scorbutic guinea pigs

    • C. R. Howlett
    • G. Monaghan

    Laboratory Investigations Pages: 210 - 215

38. Dwarfism in the Alaskan Malamute: Ultrastructural features of dwarf growth plate chondrocytes

    • S. A. Bingel
    • R. D. Sande
    • J. Newbrey

    Laboratory Investigations Pages: 216 - 224

39. Metaphyseal pattern: Uniqueness of this structure in growing bones originating from cartilaginous anlage. A microradiographic study

    • Nicole Balmain
    • Albert Moscofian
    • Paulette Cuisinier-Gleizes

    Laboratory Investigations Pages: 225 - 231

40. The mineralized ring, a single structure peculiar to long bone growth

    • Nicole Balmain
    • Albert Moscofian
    • Paulette Cuisinier-Gleizes

    Laboratory Investigations Pages: 232 - 236

41. Biosynthesis of rat growth plate proteoglycans in diabetes and malnutrition

    • Inge Axelsson
    • Ronny Lorentzon
    • Julio C. Pita

    Laboratory Investigations Pages: 237 - 242

42. Prostaglandin E₂ binding and cyclic AMP production in isolated bone cells

    • R. M. Dziak
    • D. Hurd
    • E. Hausmann

    Laboratory Investigations Pages: 243 - 249

43. X-537A ionophore-mediated calcium transport and calcium phosphate formation in pressman cells

    • E. D. Eanes
    • Jonathan L. Costa

    Laboratory Investigations Pages: 250 - 257

44. A comparison of the effects of strontium chloride and calcium chloride on alveolar bone

    • Eugene F. Ferraro
    • Ronald Carr
    • Karl Zimmerman

    Rapid Communication Pages: 258 - 260

45. A comment on “kinetics of^99mTc-tin-Methylene diphosphonate in normal subjects and pathological conditions: a simple index of bone metabolism”

    • Angelo Caniggia
    • Angelo Vattimo

    Letter To The Editor Pages: 261 - 261

46. Announcements

    Announcement Pages: 262 - 263

47. Immobilization and bone

    • Richard B. Mazess
    • G. Donald Whedon

    Editorial Pages: 265 - 267

48. Cortical bone senescence and mineral bone density of the humerus

    • Anne-Marie Laval-Jeantet
    • Catherine Bergot
    • Françoise Garcia-Schaefer

    Clinical Investigations Pages: 268 - 272

49. Salmon calcitonin and cGMP production by human kidney: Studies in vivo and in vitro

    • C. Gennari
    • R. Toccafondi
    • E. Maioli

    Clinical Investigations Pages: 273 - 278

50. X-ray diffraction analysis of transversal osteonic lamellae

    • A. Ascenzi
    • A. Bigi
    • N. Roveri

    Clinical Investigations Pages: 279 - 283