The need for tissue engineering

Osteoporosis

Factors affecting remodelling

  • Increased resorption

    • Decrease in estrogens
    • Decrease in calcitonin
    • Increase in PTH
    • Increase in osteoclast activity factor
    • Increase in IL-1
    • Increase in TGF

  • Decrease in formation

    • Decrease in Ca
    • Decrease in Vit D
    • Decrease in physical activity

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