1. Transient-steady state phenomena in microdamage physiology: A proposed algorithm for lamellar bone

   • H. M. Frost

   Review Pages: 367 - 381

2. Epidemiology of fractures of the proximal femur associated with osteoporosis in Barcelona, Spain

   • Adolfo Diez
   • Jordi Puig
   • Juan Vivancos

   Clinical Investigations Pages: 382 - 386

3. Histomorphometry of fresh frozen iliac crest bone biopsies

   • D. Howard Carter
   • Janet M. Barnes
   • Jean E. Aaron

   Clinical Investigations Pages: 387 - 392

4. Tuft protein: Its relationship with the keratins and the developing enamel matrix

   • Colin Robinson
   • Roger C. Shore
   • Jennifer Kirkham

   Clinical Investigations Pages: 393 - 398

5. Rapid changes of light microscopic indices of osteoclast-bone relationships correlated with electron microscopy

   • Paul J. McMillan
   • Raymond A. Dewri
   • Leonard J. Deftos

   Laboratory Investigations Pages: 399 - 405

6. Estimation of the bone mineral density variation associated with changes in turnover rate

   • Christopher P. Jerome

   Laboratory Investigations Pages: 406 - 410

7. The effects of prostaglandin E₂ on DNA and collagen synthesis in osteoblastsIn Vitro

   • Masazumi Nagai

   Laboratory Investigations Pages: 411 - 420

8. Analysis of hydroxyproline by high performance liquid chromatography and its application to collagen turnover studies in bone cultures

   • Sheila Rydziel
   • Ernesto Canalis

   Comment Pages: 421 - 424

9. Announcements

   Announcement Pages: 425 - 426