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Related Concept Videos

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.
Bone Remodeling and Repair01:31

Bone Remodeling and Repair

Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during bone...
Osteoclasts in Bone Remodeling01:31

Osteoclasts in Bone Remodeling

Osteoclasts are cells responsible for bone resorption and remodeling. They originate from hematopoietic progenitor cells present in the bone marrow. Numerous progenitor cells fuse to form multinucleated cells, each with 10-20 nuclei. A single osteoclast has a diameter of 150 to 200 µM. These cells have ruffled borders that break down the underlying bone tissue and release minerals such as calcium into the blood in bone resorption. Osteoclasts cling to bones with their ruffled edges during bone...
Fractures: Bone Repair01:27

Fractures: Bone Repair

Treatment for a fracture is based on the type of break, the bone affected, and the patient's age.
Minor fractures with no bone displacement are treated by immobilizing the fractured bone using a cast or splint. However, in the case of fractures with displaced bones, the broken bones are repositioned before immobilization to ensure successful healing without deformation and loss of function. The realignment of fractured bone ends is performed through a process called reduction. If the procedure...
Bone Formation by Intramembranous Ossification01:29

Bone Formation by Intramembranous Ossification

Intramembranous ossification is one of the two processes involved in the development of bones within an embryo. The flat bones of the face, most of the cranial bones, and the clavicles are formed via this process. During intramembranous ossification, the bones develop directly from sheets of undifferentiated mesenchymal connective tissue.
The process begins when mesenchymal cells in the embryonic skeleton gather together and differentiate into osteogenic cells, which then develop into...
The Bone Matrix01:18

The Bone Matrix

Bone contains a relatively small number of cells entrenched in a matrix of collagen fibers that provide an adherent surface for inorganic salt crystals. Both components of the matrix, organic and inorganic, contribute to the unusual properties of bone. Without collagen, bones would be brittle and shatter easily. Without mineral crystals, bones would flex and provide little support. This can be observed by an experiment: when the minerals of a bone are dissolved by soaking the bone in acid or...

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Related Experiment Video

Updated: May 23, 2026

Adult Mouse Digit Amputation and Regeneration: A Simple Model to Investigate Mammalian Blastema Formation and Intramembranous Ossification
09:17

Adult Mouse Digit Amputation and Regeneration: A Simple Model to Investigate Mammalian Blastema Formation and Intramembranous Ossification

Published on: July 12, 2019

Bone regeneration in dentistry.

Paolo Tonelli1, Marco Duvina, Luigi Barbato

  • 1Department of Public Health, Section of Dentistry, University of Florence, Florence, Italy.

Clinical Cases in Mineral and Bone Metabolism : the Official Journal of the Italian Society of Osteoporosis, Mineral Metabolism, and Skeletal Diseases
|March 31, 2012
PubMed
Summary

Jaw bone loss from tooth loss and periodontal disease often requires bone regeneration for dental implants. Techniques vary in effectiveness based on bone quality, surgical methods, and patient health, impacting jaw reconstruction outcomes.

Keywords:
edentulismguided bone regenerationosteoporosis

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Integrated Bone Formation Through In Vivo Endochondral Ossification Using Mesenchymal Stem Cells
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Integrated Bone Formation Through In Vivo Endochondral Ossification Using Mesenchymal Stem Cells

Published on: July 14, 2023

Related Experiment Videos

Last Updated: May 23, 2026

Adult Mouse Digit Amputation and Regeneration: A Simple Model to Investigate Mammalian Blastema Formation and Intramembranous Ossification
09:17

Adult Mouse Digit Amputation and Regeneration: A Simple Model to Investigate Mammalian Blastema Formation and Intramembranous Ossification

Published on: July 12, 2019

Integrated Bone Formation Through In Vivo Endochondral Ossification Using Mesenchymal Stem Cells
06:05

Integrated Bone Formation Through In Vivo Endochondral Ossification Using Mesenchymal Stem Cells

Published on: July 14, 2023

Area of Science:

  • Oral and Maxillofacial Surgery
  • Regenerative Medicine
  • Periodontology

Background:

  • Edentulism and periodontal disease frequently cause alveolar bone disruption.
  • Tooth and bone loss lead to crestal defects or maxillary atrophy.
  • Restoring function with endosseous implants necessitates adequate bone volume for masticatory loads.

Purpose of the Study:

  • To review bone regeneration techniques for jaw reconstruction.
  • To analyze factors influencing the success of bone augmentation procedures.
  • To highlight the importance of osteogenesis, osteoinduction, and osteoconduction in implantology.

Main Methods:

  • Review of current bone regeneration strategies in implant dentistry.
  • Analysis of biological principles: osteogenesis, osteoinduction, and osteoconduction.
  • Consideration of variables affecting surgical outcomes, including bone base condition, surgical technique, and patient's systemic bone metabolism (osteopenia, osteoporosis).

Main Results:

  • Bone regeneration techniques aim to restore adequate bone volume for endosseous implants.
  • Outcomes are influenced by the initial bone defect, surgical approach, and patient's bone health.
  • Systemic conditions like osteopenia and osteoporosis can compromise jaw bone reconstruction success.

Conclusions:

  • Effective jaw bone reconstruction relies on understanding and applying principles of bone regeneration.
  • Patient-specific factors, including bone quality and systemic health, are critical for successful implant restoration.
  • Further research into optimizing techniques for diverse patient conditions is warranted.