Skeletal Development
Skeletal Development - Related Videos
09:45
Mitochondrial Isolation from Skeletal Muscle
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Cited by 48 •
2011
This protocol describes a procedure to study the respiration of mitochondria isolated from skeletal muscles. This method was adapted from Scorrano et al. (2007). The mitochondrial isolation procedure requires about 2 hours. The mitochondrial respiration can be completed in about 1 hour.
14:36
Adult and Embryonic Skeletal Muscle Microexplant Culture and Isolation of Skeletal Muscle Stem Cells
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Cited by 6 •
2010
The micro-dissected explants technique is a robust and reliable method for isolating proliferative skeletal muscle cells from juvenile, adult or embryonic muscles as a source of skeletal muscle stem cells. Uniquely, these cells have been clonally derived to produce skeletal muscle stem cell lines used for in vivo transplantation.
01:48
Classification of Skeletal Muscle Fibers
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2019
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...
07:39
High-Resolution Fluoro-Respirometry of Equine Skeletal Muscle
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Cited by 2 •
2023
Horses have an exceptional aerobic exercise capacity, making equine skeletal muscle an important tissue for both the study of equine exercise physiology as well as mammalian mitochondrial physiology. This article describes techniques for the comprehensive assessment of mitochondrial function in equine skeletal muscle.
01:02
What is the Skeletal System?
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2019
Overview The adult human skeleton comprises 206 bones that are connected through cartilage, tendons, and ligaments. The skeleton provides a rigid framework for the human body, protects internal organs, and enables movement and locomotion. The human skeletal system consists of the axial and appendicular skeletons. Bone tissue is continuously built up and chewed away by specialized bone cells which are essential to overall health. Dysregulated bone cells and incorrect levels of chemical...
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Mesenchymal cell fate helps determine whether developing tissue follows a cartilage-based route or forms bone directly. In endochondral ossification, chondrocytes establish a temporary template that is progressively replaced by bone, whereas intramembranous ossification does not depend on that cartilage template. This distinction helps investigators connect abnormal tissue patterning with particular developmental mechanisms.
Growth plates coordinate the lengthening of developing bones, making them essential for controlled skeletal growth. Mechanical forces also influence tissue formation and remodeling, linking physical conditions with cellular behavior. Examining these influences helps researchers understand how bones achieve appropriate structure and how altered developmental regulation may affect later skeletal health.
Genetic signals and interactions among developing cells regulate when mesenchymal cells differentiate into chondrocytes or osteoblasts. Their coordinated activity helps establish the appropriate tissue pathway and supports later formation and remodeling. Studying these controls is important because disrupted signaling or communication can provide clues to congenital skeletal disorders and other abnormalities.
Developmental models allow researchers to investigate how genetic signals, cellular interactions, and mechanical forces influence skeletal formation. They can also help evaluate potential therapies and identify pathways associated with maintaining bone health. This makes such models useful for connecting basic developmental mechanisms with disorders, repair processes, and regenerative medicine strategies.
Research on skeletal development clarifies how cells select cartilage or bone-forming pathways and how tissues coordinate growth and maturation. When these regulatory processes are disrupted, developmental models can help identify the affected mechanisms. This information supports investigation of congenital skeletal disorders by linking abnormal structures with underlying genetic, cellular, or tissue-level regulation.
The pathways that regulate tissue formation and remodeling provide a framework for studying fracture healing and osteoporosis. Developmental research also identifies biological mechanisms that may guide regenerative medicine approaches. By examining how bone-related pathways maintain tissue formation and health, researchers can evaluate therapies and explore strategies for restoring or preserving skeletal function.