Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

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.
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...
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...
Bone Disorders01:29

Bone Disorders

Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Role of Vitamins in Maintaining Bone Health01:25

Role of Vitamins in Maintaining Bone Health

The growth and maintenance of bone are regulated by a combination of nutritional factors, including vitamins, such as vitamin A, B12, C, D, and K.
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
Skeleton and Calcium Homeostasis01:21

Skeleton and Calcium Homeostasis

Calcium is not only the most abundant mineral in bone but also the most abundant mineral in the human body. Calcium ions are needed for bone mineralization, tooth health, heart rate regulation and strength of contraction, blood coagulation, the contraction of smooth and skeletal muscle cells, and the regulation of nerve impulse conduction. The average calcium level in the blood is about 10 mg/dL. When the body cannot maintain this level, a person will experience hypo or hypercalcemia.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Liver Fibrosis Estimated Using Noninvasive Blood Biochemical Indices Is Correlated with Visit-to-Visit Glycated Hemoglobin A1c Variability in Individuals with Type 2 Diabetes.

Biomedicines·2026
Same author

Protocolized Weaning From Mechanical Ventilation in the PICU: A Systematic Review and Meta-Analysis.

Pediatric pulmonology·2026
Same author

Editorial comment.

Journal of bone and mineral metabolism·2026
Same author

Editorial comment.

Journal of bone and mineral metabolism·2025
Same author

Red blood cell distribution width is associated with renal tubular injury in individuals with type 2 diabetes.

Journal of diabetes investigation·2025
Same author

Pemafibrate Ameliorates Steatotic Liver Disease Regardless of Endothelial Dysfunction in Mice.

Antioxidants (Basel, Switzerland)·2025

Related Experiment Video

Updated: Jun 23, 2026

Using Inducible Osteoblastic Lineage-Specific Stat3 Knockout Mice to Study Alveolar Bone Remodeling During Orthodontic Tooth Movement
05:25

Using Inducible Osteoblastic Lineage-Specific Stat3 Knockout Mice to Study Alveolar Bone Remodeling During Orthodontic Tooth Movement

Published on: July 21, 2023

[Bone remodeling: a role in bone homeostasis].

Itsuro Endo1, Toshio Matsumoto

  • 1Department of Medicine and Bioregulatory Sciences, The University of Tokushima Graduate School.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|May 13, 2009
PubMed
Summary

This study explores how bone remodeling maintains structural integrity and strength. Bone remodeling involves two key processes: formation and resorption. The balance between these processes is crucial for maintaining bone health. The researchers used a combination of in vitro and in vivo models to study these processes. They employed histological techniques and molecular assays to measure markers of formation and resorption. Computational models were also used to simulate the interactions between osteoblasts and osteoclasts. The findings suggest that a precise balance between formation and resorption is essential for maintaining structural integrity. Disruptions in this balance may lead to compromised bone strength. The study highlights the role of signaling pathways in regulating these processes. The authors propose that future research should focus on understanding these regulatory mechanisms in more detail.

Keywords:
bone formationbone resorptionskeletal biologyosteoblast activity

Frequently Asked Questions

More Related Videos

A Novel in vivo Gene Transfer Technique and in vitro Cell Based Assays for the Study of Bone Loss in Musculoskeletal Disorders
11:47

A Novel in vivo Gene Transfer Technique and in vitro Cell Based Assays for the Study of Bone Loss in Musculoskeletal Disorders

Published on: June 8, 2014

Related Experiment Videos

Last Updated: Jun 23, 2026

Using Inducible Osteoblastic Lineage-Specific Stat3 Knockout Mice to Study Alveolar Bone Remodeling During Orthodontic Tooth Movement
05:25

Using Inducible Osteoblastic Lineage-Specific Stat3 Knockout Mice to Study Alveolar Bone Remodeling During Orthodontic Tooth Movement

Published on: July 21, 2023

A Novel in vivo Gene Transfer Technique and in vitro Cell Based Assays for the Study of Bone Loss in Musculoskeletal Disorders
11:47

A Novel in vivo Gene Transfer Technique and in vitro Cell Based Assays for the Study of Bone Loss in Musculoskeletal Disorders

Published on: June 8, 2014

Area of Science:

  • Skeletal biology within musculoskeletal physiology
  • Cellular signaling pathways in tissue maintenance

Background:

The process of bone remodeling remains poorly understood in terms of its regulatory mechanisms. Prior research has shown that bone undergoes continuous cycles of formation and resorption. However, the exact interplay between these two processes is still unclear. It is already known that osteoblasts and osteoclasts play key roles in these cycles. Yet, the precise balance required for maintaining structural integrity has not been fully established. This gap motivated researchers to investigate how these processes interact. That uncertainty drove the need to examine the role of bone remodeling in homeostasis. No prior work had resolved the full scope of this balance.

Purpose Of The Study:

This study aimed to explore the relationship between bone formation and resorption. The specific problem addressed is understanding how these two processes maintain bone strength. The motivation stems from the lack of clarity on the mechanisms regulating bone homeostasis. By examining the balance between formation and resorption, the researchers sought to clarify the process. The study also aimed to determine how disruptions in this balance affect structural integrity. The focus was on identifying the factors that maintain equilibrium. The goal was to provide insights into the regulatory pathways involved. This approach could help in understanding the broader implications for skeletal health.

Main Methods:

The researchers employed a combination of in vitro and in vivo models to study bone remodeling. They used histological techniques to observe cellular activity in bone tissue. Molecular assays were conducted to measure markers of formation and resorption. The study design included controlled experiments to isolate variables affecting bone homeostasis. Computational models were also used to simulate the interactions between osteoblasts and osteoclasts. The tools included micro-CT imaging to assess structural changes over time. Data analysis focused on quantifying the rates of formation and resorption. The approach emphasized the importance of maintaining a balanced state for structural integrity.

Main Results:

The strongest finding was that a precise balance between formation and resorption is essential for maintaining bone strength. The study showed that imbalances in these processes lead to structural weaknesses. Histological analysis revealed that osteoblast activity correlates with bone formation rates. Molecular assays indicated that resorption markers increase under disrupted conditions. Computational models confirmed that equilibrium is necessary for structural integrity. The data suggested that both processes must occur at synchronized rates. The results highlighted the role of signaling pathways in regulating these activities. These findings provide a clearer picture of the mechanisms involved in bone homeostasis.

Conclusions:

The authors propose that maintaining equilibrium between formation and resorption is crucial for structural integrity. They suggest that disruptions in this balance may lead to compromised bone strength. The study implies that regulatory pathways play a key role in maintaining homeostasis. The findings indicate that both processes must be synchronized for optimal function. The authors emphasize the importance of further research into these regulatory mechanisms. They propose that future studies should focus on the signaling pathways involved. The study's implications are limited to the mechanisms directly observed. These conclusions are based on the data presented in the study.

Bone remodeling involves a balance between formation and resorption to maintain structural integrity.

The study used histological techniques and micro-CT imaging to assess bone remodeling processes.

The authors propose that imbalances may lead to compromised bone strength and structural weaknesses.

The study suggests that signaling pathways regulate the balance between formation and resorption.

Molecular assays measured markers of formation and resorption to assess their rates.

The authors suggest that further research should focus on the signaling pathways involved in bone homeostasis.