Unique Roles of Phosphorus in Endochondral Bone Formation and Osteocyte Maturation
2011

The Role of Phosphorus in Bone Formation and Osteocyte Development

Sample size: 4 publication 10 minutes Evidence: high

Author Information

Author(s): Zhang Rong, Lu Yongbo, Ye Ling, Yuan Baozhi, Yu Shibin, Qin Chunlin, Xie Yixia, Gao Tian, Drezner Marc K, Bonewald Lynda F, Feng Jian Q

Primary Institution: Baylor College of Dentistry, Texas A&M Health Science Center

Hypothesis

How does inorganic phosphate homeostasis control bone biology?

Conclusion

Phosphate is essential for bone remodeling and osteocyte maturation, and restoring phosphate levels can rescue defects in bone formation.

Supporting Evidence

  • Phosphate levels were shown to be critical for bone mineralization.
  • Dmp1 null mice exhibited delayed formation of secondary ossification centers.
  • Restoration of phosphate homeostasis improved bone remodeling in Dmp1 null mice.
  • FGF-23 antibodies were effective in restoring phosphate levels and rescuing bone defects.
  • High-phosphate diets improved bone mineralization in Dmp1 KO mice.

Takeaway

Phosphate helps bones grow and stay healthy, and giving more phosphate can fix problems in bone development.

Methodology

The study used Dmp1 null mice and various in vitro and in vivo experiments to assess the role of phosphate in bone biology.

Limitations

The study primarily focused on a specific mouse model, which may not fully represent human conditions.

Participant Demographics

Dmp1 null mice and age-matched control mice.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1002/jbmr.294

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication