1. Calcium paradox disease: Calcium deficiency prompting secondary hyperparathyroidism and cellular calcium overload

   • Takuo Fujita
   • Genaro M.A. Palmieri

   Review article Pages: 109 - 125

2. Trends in the incidence of hip fracture in Japan, 1987–1997: The third nationwide survey

   • Hajime Orimo
   • Tsutomu Hashimoto
   • Takayuki Hosoi

   Special report Pages: 126 - 131

3. Patterns of gene expression associated with BMP-2-induced osteoblast and adipocyte differentiation of mesenchymal progenitor cell 3T3-F442A

   • Xiaohui Ji
   • Di Chen
   • Toshiyuki Yoneda

   Original articles Pages: 132 - 139

4. Ultrastructural study on calcification of cartilage: Comparing ICR and twy mice

   • Susumu Furuya
   • Takashi Ohtsuki
   • Yasuhiro Hosoda

   Pages: 140 - 147

5. Osteoclastic resorption of equine cranial and postcranial bone in vitro

   • Virginia J. Kingsmill
   • Colin Gray
   • Alan Boyde

   Pages: 148 - 152

6. Identification of a novel polymorphism of estrogen receptor-α gene that is associated with calcium excretion in urine

   • Shinjiro Hoshino
   • Takayuki Hosoi
   • Satoshi Inoue

   Pages: 153 - 157

7. Comparison of various biochemical measurements with bone mineral densitometry and quantitative ultrasound for the assessment of vertebral fracture

   • Ryouji Matsushita
   • Itsuo Yamamoto
   • Rikushi Morita

   Pages: 158 - 164

8. Increase of intestinal calcium absorption and bone mineral density by heated algal ingredient (HAI) in rats

   • Takuo Fujita
   • Yoshio Fujii
   • Ikumi Shikauchi

   Pages: 165 - 169

9. The relationship between spinal and appendicular bone mass modified by physical, historical, and lifestyle factors

   • Kazuko Ishikawa
   • Toshiki Ohta
   • Takao Suzuki

   Pages: 170 - 175