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Related Experiment Video

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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Published on: December 10, 2010

Transplanted Human Bone Marrow Mesenchymal Stem Cells Seeded onto Peptide Hydrogel Decrease Alveolar Bone Loss.

Ion Tcacencu1, Erik Karlström, Jessica Cedervall

  • 1Department of Dental Medicine, Karolinska Institutet , Huddinge, Sweden .

Bioresearch Open Access
|March 22, 2013
PubMed
Summary
This summary is machine-generated.

Transplanted human mesenchymal stem cells (hMSCs) promote alveolar bone preservation after periodontal trauma. These stem cells reduced osteoclast numbers, aiding bone regeneration in a rat model.

Keywords:
PuraMatrixbone repairinflammationosteoclast

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Published on: October 31, 2012

Area of Science:

  • Biomedical Engineering
  • Regenerative Medicine
  • Oral Biology

Background:

  • Alveolar bone loss is a significant consequence of periodontitis and trauma.
  • Periodontal wound healing and bone regeneration are critical clinical challenges.

Purpose of the Study:

  • To investigate the efficacy of undifferentiated human mesenchymal stem cells (hMSCs) in preserving alveolar bone and promoting periodontal ligament healing.
  • To evaluate the impact of hMSC transplantation on bone regeneration in an experimental periodontal wound model.

Main Methods:

  • Utilized an experimental periodontal wound model in rats.
  • Transplanted hMSCs on a peptide hydrogel/collagen sponge scaffold into the rat mandible.
  • Employed histological and histomorphometrical analyses to assess periodontal tissue reactions and bone parameters.
  • Compared outcomes between hMSC-treated and sham-treated control groups at 1 and 4 weeks post-surgery.

Main Results:

  • Significantly higher alveolar bone volume density was observed at 1 week post-surgery in the hMSC-treated group.
  • A significant reduction in osteoclast numbers was noted at both 1 and 4 weeks post-surgery in hMSC-treated mandibles.
  • Implanted hMSCs were detectable only up to 1 week post-transplantation.

Conclusions:

  • Transplanted undifferentiated hMSCs demonstrate a capacity for alveolar bone preservation following surgical trauma.
  • The mechanism of action appears to involve the reduction of local osteoclast activity.
  • hMSC therapy holds potential for enhancing bone regeneration in periodontal contexts.