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Bone Remodeling01:40

Bone Remodeling

Bone remodeling is a continuous and balanced process of bone resorption by osteoclasts and bone formation by osteoblasts. In adults, it helps maintain bone mass and calcium homeostasis. While mechanical stress can stimulate turnover as part of the normal maintenance and reparative process, several hormones also regulate bone remodeling.

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Peptides from Phage Display Library Modulate Gene Expression in Mesenchymal Cells and Potentiate Osteogenesis in Unicortical Bone Defects
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High affinity binding of an engineered, modular peptide to bone tissue.

Sabrina H Brounts1, Jae Sung Lee, Sean Weinberg

  • 1Department of Surgical Sciences, School of Veterinary Medicine, University of Wisconsin, Madison, Wisconsin 53706, United States.

Molecular Pharmaceutics
|March 20, 2013
PubMed
Summary

A novel modular bone morphogenetic peptide (mBMP) effectively binds to native bone grafts, showing potential for enhanced bone healing. This peptide offers a promising alternative to recombinant human bone morphogenetic protein 2 (rhBMP2) in bone grafting procedures.

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Last Updated: May 13, 2026

Peptides from Phage Display Library Modulate Gene Expression in Mesenchymal Cells and Potentiate Osteogenesis in Unicortical Bone Defects
07:53

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Covalent Binding of BMP-2 on Surfaces Using a Self-assembled Monolayer Approach

Published on: August 26, 2013

Area of Science:

  • Biomaterials Science
  • Regenerative Medicine
  • Orthopedic Surgery

Background:

  • Bone grafting is increasingly common due to an aging population.
  • Native bone grafts offer superior biological activity but require osteoinductive factors for optimal bone formation and remodeling.
  • Recombinant human bone morphogenetic protein 2 (rhBMP2) is an effective osteoinductive factor, but its clinical use presents complications.

Purpose of the Study:

  • To evaluate the binding affinity and characteristics of a novel modular bone morphogenetic peptide (mBMP) to native bone grafts.
  • To assess the feasibility of using mBMP as a coating for native bone grafts to promote bone healing.

Main Methods:

  • Demonstrated specific binding of mBMP to cortical and trabecular bone.
  • Investigated binding kinetics (concentration and time dependence).
  • Validated mBMP binding in an ex vivo bone bioreactor and explored spatial control methods (dip-coating, spotting, direct writing).

Main Results:

  • mBMP exhibits high-affinity binding to both cortical and trabecular native bone grafts.
  • Binding is concentration and time-dependent.
  • Efficient binding and spatial localization of mBMP on bone tissue were achieved, even in a viable ex vivo model.

Conclusions:

  • mBMP demonstrates strong binding to native bone grafts, suggesting its potential as a bone graft substitute.
  • The ability to localize mBMP spatially offers controlled delivery for enhanced bone repair.
  • mBMP represents a promising, clinically compatible approach to improve bone healing when applied to native bone grafts.