Related Experiment Video
Updated: Feb 5, 2026
05:58
Tissue Triage and Freezing for Models of Skeletal Muscle Disease
Published on: July 15, 2014
41.3K
Notch in skeletal physiology and disease
1Departments of Orthopaedic Surgery and Medicine, UConn Musculoskeletal Institute, UConn Health, 263 Farmington Avenue, Farmington, CT, 06030-4037, USA. canalis@uchc.edu.
Summary
The Notch signaling pathway regulates bone health and skeletal development. Understanding Notch signaling is crucial for treating skeletal disorders and bone diseases.
Area of Science:
- Cell Biology
- Developmental Biology
- Biochemistry
Background:
- Notch receptors (Notch1-4) and ligands (Jagged, Delta-like) are key in cell communication.
- Notch signaling is vital for osteoblast and osteoclast function, impacting skeletal development and bone remodeling.
Purpose of the Study:
- To review the role of Notch signaling in skeletal homeostasis and disease.
- To highlight Notch signaling's involvement in bone cell differentiation, fracture healing, and congenital skeletal disorders.
Main Methods:
- Literature review of studies on Notch signaling in skeletal biology.
- Analysis of genetic mutations and their skeletal manifestations.
- Examination of Notch signaling's role in bone-related diseases like osteosarcoma and metastasis.
Main Results:
- Notch signaling critically influences osteoblast and osteoclast lineages and bone remodeling.
- Mutations in Notch pathway components cause craniofacial and skeletal abnormalities.
- Notch ligand Jag1 affects bone mineral density, and Notch aids fracture healing.
Conclusions:
- Notch signaling is a significant regulator of skeletal homeostasis in both health and disease.
- Targeting Notch signaling may offer therapeutic potential for skeletal disorders and related conditions.
- Further clinical research is needed for agents modifying Notch signaling.
Related Concept Videos
03:14Notch Signaling Pathway
6.6K
The Notch signaling pathway is a major intracellular signaling pathway that is highly conserved over a broad spectrum of metazoan species. It stands unique from other intracellular signaling mechanisms in animals because notch protein itself acts as the receptor as well as the primary signaling molecule.
The Notch gene came into the limelight in 1914 after the discovery that its mutation in Drosophila melanogaster leads to a serrated (or "notched") wing margin phenotype. It was not...
The Notch gene came into the limelight in 1914 after the discovery that its mutation in Drosophila melanogaster leads to a serrated (or "notched") wing margin phenotype. It was not...
6.6K
01:48Classification of Skeletal Muscle Fibers
59.5K
Skeletal muscles continuously produce ATP to provide the energy that enables muscle contractions. Skeletal muscle fibers can be categorized into three types based on differences in their contraction speed and how they produce ATP, as well as physical differences related to these factors. Most human muscles contain all three muscle fiber types, albeit in varying proportions.
Slow-Twitch Muscle Fibers
Slow oxidative, muscle fibers appear red due to large numbers of capillaries and high levels of...
Slow-Twitch Muscle Fibers
Slow oxidative, muscle fibers appear red due to large numbers of capillaries and high levels of...
59.5K
01:02What is the Skeletal System?
57.3K
Overview
57.3K
01:25Physiological Barriers
5.3K
Physiological barriers are semi-permeable cellular structures restricting drug diffusion into intracellular compartments and tissues. There are six types of physiological barriers: blood endothelial, cell membrane, blood-brain, blood-cerebrospinal fluid (CSF), blood-placenta, and blood-testis barriers.
The blood endothelial barrier is the most porous of these. It allows all small ionized, un-ionized, and lipophilic molecules to pass through the endothelial lining into the interstitial space...
The blood endothelial barrier is the most porous of these. It allows all small ionized, un-ionized, and lipophilic molecules to pass through the endothelial lining into the interstitial space...
5.3K
01:22The Functions of the Skeletal System
6.0K
The most apparent functions of the skeletal system are support, protection, and movement. However, bone tissue also performs several other critical metabolic functions. For one, the bone matrix acts as a reservoir for a number of minerals important to the functioning of the body, especially calcium and phosphorus. These minerals, present in the bone tissue, can be released back into the bloodstream when required. Calcium ions, for example, are essential for muscle contractions and controlling...
6.0K
01:20Introduction to the Skeletal System
9.3K
The skeletal system is the central framework of the body, consisting of different connective tissues: bones, cartilage, tendons, and ligaments.
Components of the Skeletal System
Bone, or osseous tissue, is a hard connective tissue that forms an internal support structure for the human body. Bones shield vulnerable organs and soft tissue from external forces. For example, the vertebral bones protect and support the spinal cord.
Cartilage, a semi-rigid connective tissue found in regions such as...
Components of the Skeletal System
Bone, or osseous tissue, is a hard connective tissue that forms an internal support structure for the human body. Bones shield vulnerable organs and soft tissue from external forces. For example, the vertebral bones protect and support the spinal cord.
Cartilage, a semi-rigid connective tissue found in regions such as...
9.3K