1. Calcium, cells and bone

   • Takuo Fujita

   Editorial Pages: 1 - 2

2. Vitamin D and calcium metabolism in hypertension and vascular smooth muscle cell function

   • Hiroyuki Kawashima

   Review Pages: 3 - 14

3. Mathematical analysis on several factors of X-ray pictures to define osteoporosis

   • Mitsuo Igarashi
   • Shunji Karube
   • Shigeru Inoue

   Original Articles Pages: 15 - 20

4. Treatment of renal osteodystrophy in children with 1αOHD₃ and 24, 25(OH)₂D₃

   • Keiichi Ohzono
   • Yoshiki Seino
   • Yoshiyuki Tanaka

   Original Articles Pages: 21 - 25

5. Localization of alkaline phosphatase in developing bovine dental pulp

   • Hiroshi Ishida
   • Toshihiko Nagata
   • Yoichi Wakano

   Original Articles Pages: 26 - 31

6. Chemotaxis of rat peritoneal macrophages induced by rat bone powder

   • Kimitoshi Yagami

   Original Articles Pages: 32 - 37

7. Serum osteocalcin in normal children and children with glucocorticoid-induced osteoporosis

   • Hiroo Niimi
   • Tadashi Nishioka
   • Hironori Nakajima

   Original Articles Pages: 38 - 42

8. Pseudohypoparathyroidism type I associated with short humerus — Report of a case

   • Osamu Arisaka
   • Madoka Arisaka
   • Yasuo Yamauchi

   Original Articles Pages: 43 - 46

9. Correlation between microradiodensitometric data on the second metacarpal and histomorphometric values on biopsied iliac spongiosa

   • Yoshio Nishizawa
   • Atsuya Ohno
   • Seizo Yoshikawa

   Original Articles Pages: 47 - 50

10. Meeting announcement

    Announcement Pages: 55 - 55