1. Pulsing electromagnetic fields: A new method to modify cell behavior in calcified and noncalcified tissues

   • C. Andrew L. Bassett

   Editorial Pages: 1 - 8

2. Influence of pregnancy on immunoreactive parathyroid hormone levels

   • Mary E. Gillette
   • Karl L. Insogna
   • Daniel T. Baran

   Clinical Investigation Pages: 9 - 12

3. Delayed fracture healing following jejunoileal bypass surgery for obesity

   • H. Hey
   • Bi. Lund
   • Bj. Lund

   OriginalPaper Pages: 13 - 15

4. Decreased mineralization in hemodialysis patients after subtotal parathyroidectomy

   • Robert S. Weinstein

   OriginalPaper Pages: 16 - 20

5. Clinical usefulness of a bone mineral measurement method on the femoral shaft

   • Jean-Pierre Sabatier
   • Jean-François Héron
   • Jean-Jacques Dronne

   OriginalPaper Pages: 21 - 28

6. A technique for cutting slices from femoral heads and other awkwardly shaped bones

   • B. L. Hart
   • Jane Lane
   • Z. A. Ráliš

   OriginalPaper Pages: 29 - 30

7. Ionophore A23187 promotes osteoclast formation in bone organ culture

   • P. H. Stern
   • M. F. Orr
   • E. Brull

   Laboratory Investigation Pages: 31 - 36

8. Osteogenesis in osteopetrotic mice

   • N. W. Nisbet
   • Janis Menage
   • J. F. Loutit

   OriginalPaper Pages: 37 - 42

9. Effect of phosphate on phosphatidylserine-mediated calcium transport

   • Abraham M. Yaari
   • Irving M. Shapiro

   OriginalPaper Pages: 43 - 48

10. Partial purification and characterization of the bone resorption factor fromActinomyces viscosus

    • E. Hausmann
    • B. C. Nair
    • R. Dziak

    OriginalPaper Pages: 49 - 53

11. Effect of Fe²⁺ and ascorbic acid on acid phosphatases from rat bone

    • T. R. Anderson
    • S. U. Toverud

    OriginalPaper Pages: 54 - 58

12. Alkaline phosphatase inhibition by parathyroid hormone and isoproterenol in a clonal rat osteosarcoma cell line. Possible mediation by cyclic AMP

    • Robert J. Majeska
    • Gideon A. Rodan

    OriginalPaper Pages: 59 - 66

13. Characterization of subpopulations of OC and OB bone cells obtained by sedimentation at unit gravity

    • Glenda L. Wong

    OriginalPaper Pages: 67 - 75

14. Differentiation of osteoblasts and formation of mineralized bone in vitro

    • H. C. Tenenbaum
    • J. N. M. Heersche

    OriginalPaper Pages: 76 - 79

15. Effects ofβ-aminoproprionitrile on formation and mineralization of rat bone matrix

    • H. S. Sandhu
    • S. S. Jande

    OriginalPaper Pages: 80 - 85

16. Neonatal hamster molar tooth development: Extraction and characterization of amelogenins, enamelins, and soluble dentin proteins

    • D. M. Lyaruu
    • A. Belcourt
    • J. D. Termine

    OriginalPaper Pages: 86 - 96

17. Reduction of lead-induced hypercalcemia by calcitonin: Comparison between thyroid-intact and thyroidectomized rats

    • Roy V. Talmage
    • Carole J. VanderWiel

    OriginalPaper Pages: 97 - 102

18. Effects of vitamin D metabolites and analogs on bone collagen synthesis in vitro

    • F. Richard Bringhurst
    • John T. Potts Jr.

    OriginalPaper Pages: 103 - 110

19. Initiation of quail and mouse mandibular chondrogenesis and osteogenesis in a serumless, chemically-defined medium

    • Harold C. Slavkin
    • Pablo Bringas Jr.
    • Martin S. Grodin

    Rapid Communication Pages: 111 - 112

20. Letter to the editor

    • Ignac Fogelman
    • James H. McKillop
    • Louis V. Avioli

    Letter Pages: 113 - 113

21. Announcements

    Announcement Pages: 114 - 115

22. Blood: Bone equilibrium

    • Margaret W. Neuman

    Editorial Pages: 117 - 120

23. Changes in plasma bone GLA protein during treatment of bone disease

    • Leonard J. Deftos
    • Jacqueline G. Parthemore
    • Paul A. Price

    Clinical Investigation Pages: 121 - 124

24. Serum 1,25-dihydroxyvitamin D levels in subjects with X-linked hypophosphatemic rickets and osteomalacia

    • Kenneth W. Lyles
    • Ann G. Clark
    • Marc K. Drezner

    OriginalPaper Pages: 125 - 130

25. Serum calcium regulating hormones in the perinatal period

    • Yoshiki Seino
    • Makoto Ishida
    • Toshio Onishi

    OriginalPaper Pages: 131 - 135

26. Interglobular dentine in first and third molars: Relation to hours of sunshine during growth in two archeological populations from England

    • Francis Ivanhoe

    OriginalPaper Pages: 136 - 144

27. Blood:Bone disequilibrium. V. Effects of a diphosphonate (EHDP) on phosphate fluxes in rat calvaria

    • William F. Neuman
    • Margaret W. Neuman

    Laboratory Investigation Pages: 145 - 148

28. Blood:Bone disequilibrium. VI. Studies of the solubility characteristics of brushite: Apatite mixtures and their stabilization by noncollagenous proteins of bone

    • William F. Neuman
    • Margaret W. Neuman
    • Wallace S. Gibbons

    OriginalPaper Pages: 149 - 157

29. Bone response to phosphate and vitamin D metabolites in the hypophosphatemic male mouse

    • Pierre J. Marie
    • Rose Travers
    • Francis H. Glorieux

    OriginalPaper Pages: 158 - 164

30. Acquired alterations in vitamin D metabolism in the acidotic state

    • Daniel T. Baran
    • Sook Won Lee
    • Louis V. Avioli

    OriginalPaper Pages: 165 - 168

31. Structural factors influencing the ability of compounds to inhibit hydroxyapatite formation

    • Gethin Williams
    • John D. Sallis

    OriginalPaper Pages: 169 - 177

32. ESR and IR studies of carbonate-containing hydroxyapatites

    • Yutaka Doi
    • Yutaka Moriwaki
    • Kazuhiko Joshin

    OriginalPaper Pages: 178 - 181

33. Comparative protein biochemistry of developing dental enamel matrix from five mammalian species

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

    OriginalPaper Pages: 182 - 189

34. Calcitonin effects on isolated bone cells

    • M. Shlossman
    • M. Brown
    • R. Dziak

    OriginalPaper Pages: 190 - 196

35. Parathyroid hormone and calcitonin interactions in bone: Irradiation-induced inhibition of escape in vitro

    • Nancy S. Krieger
    • Roy S. Feldman
    • Armen H. Tashjian Jr.

    OriginalPaper Pages: 197 - 203

36. Release of the lymphokine osteoclast activating factor requires cyclic AMP accumulation

    • Toshiyuki Yoneda
    • Gregory R. Mundy

    OriginalPaper Pages: 204 - 208

37. Planar faults in dental hydroxy-apatite

    • W. A. Rachinger
    • P. P. Phakey
    • H. J. Orams

    Rapid Communications Pages: 209 - 210

38. Correlation of⁴⁵Ca incorporation with maturation ameloblast morphology in the rat incisor

    • Y. Takano
    • M. A. Crenshaw
    • E. J. Reith

    Rapid Communications Pages: 211 - 213

39. Announcements

    Announcement Pages: 214 - 214

40. William Frederic Neuman, 1919–1981

    • H. Fleisch
    • L. Raisz

    Editorial Pages: 215 - 216

41. Nature of the corticoid response

    • J. Blahos
    • A. D. Care
    • L. V. Avioli

    Editorial Pages: 217 - 218

42. Nonosteomalacic osteopathy associated with chronic hypophosphatemia

    • M. C. de Vernejoul
    • P. Marie
    • A. Ryckewaert

    Clinical Investigations Pages: 219 - 223

43. Focal mineralization defect during disodium etidronate treatment of calcinosis

    • Robert S. Weinstein

    Clinical Investigations Pages: 224 - 228

44. Plasma proteins in human cortical bone: Enrichment ofα ₂ HS-glycoprotein,α ₁ acid-glycoprotein, and IgE

    • Jean-Marie Mbuyi
    • Jan Dequeker
    • Eric Stevens

    Clinical Investigations Pages: 229 - 231

45. A quantitative histomorphometric comparison of 40 micron thick Paragon® sections with 5 micron thick goldner sections in the study of undecalcified bone

    • Arnold J. Felsenfeld
    • John M. Harrelson
    • Robert A. Gutman

    Clinical Investigations Pages: 232 - 238

46. Inhibition of parathyroid hormone-stimulated bone resorption by monovalent cation ionophores

    • Nancy S. Krieger
    • Armen H. Tashjian Jr.

    Laboratory Investigations Pages: 239 - 244

47. Role of vitamin D in maternal skeletal changes during pregnancy and lactation: A histomorphometric study

    • Scott C. Miller
    • Bernard P. Halloran
    • Webster S. S. Jee

    Laboratory Investigations Pages: 245 - 252

48. Effect of 1,25-dihydroxyvitamin D₃ on osteopenia induced by prednisolone in adult rats

    • J. U. Lindgren
    • C. R. Merchant
    • H. F. DeLuca

    Laboratory Investigations Pages: 253 - 257

49. Elevated concentrations of synthetic fluorinated glucocorticoid analogs transiently increase the intracellular exchangeable calcium in cultured bone cells

    • Y. Eilam
    • M. Silbermann
    • A. Harell

    Laboratory Investigations Pages: 258 - 264

50. Biochemical characterization of 1,25(OH)₂D₃ receptors in chick embryonal duodenal cytosol

    • Y. Seino
    • K. Yamaoka
    • L. V. Avioli

    Laboratory Investigations Pages: 265 - 269