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Related Concept Videos

Disorders of the Skeletal Muscle01:28

Disorders of the Skeletal Muscle

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The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...
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Connective tissues are one of the four main tissue types in humans that are extensively present in the body. They are characterized by cells embedded in an extracellular matrix (ECM) composed of a ground substance and three main types of protein fibers— collagen, elastic, and reticular fibers. The ground substance of connective tissues can range from a watery and jelly-like consistency to mineralized and hard. The wide variety of cells in the connective tissues include fibroblasts,...
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Joints form during embryonic development in conjunction with the formation and growth of the associated bones. The embryonic tissue that gives rise to all bones, cartilage, and connective tissues of the body is called mesenchyme.
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Satellite stem cells or myosatellite cells are quiescent stem cells that Alexander Mauro first identified in 1961. These cells are located between the sarcolemma, the plasma membrane of muscle fibers, and the basal lamina, the connective tissue sheath covering it. These mononucleated cells are activated in response to muscle injury, can transform into myoblasts, and may form or repair muscle fibers. Myosatellite cells can provide additional myonuclei for muscle regeneration or return to a...
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Connective tissue develops from the mesoderm of a developing embryo and consists of cells, fibers, and ground substance: a gel-like material containing large complexes of carbohydrates and proteins. Connective tissue was first identified as a separate tissue family in the 18th century, and Johannes Peter Muller coined the term connective tissue.
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Related Experiment Video

Updated: Apr 5, 2026

Author Spotlight: Advancing Tendon Research by Developing Mouse Assembloids to Understand Cellular Mechanisms
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Tendon development and diseases.

Ludovic Gaut1,2,3, Delphine Duprez1,2,3

  • 1CNRS UMR 7622, IBPS-Developmental Biology Laboratory, Paris, France.

Wiley Interdisciplinary Reviews. Developmental Biology
|August 11, 2015
PubMed
Summary

Understanding tendon development is key to improving tendon repair. This review explores molecular and mechanical signals in tenogenesis, offering insights for new therapeutic strategies for debilitating tendon injuries.

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Area of Science:

  • Musculoskeletal biology
  • Developmental biology
  • Connective tissue research

Background:

  • Tendon, a uniaxial connective tissue, transmits force from muscle to bone.
  • Tendon injuries are common and challenging to treat, with tendon biology poorly understood.
  • Tendon structure relies on the organized assembly of type I collagen fibrils.

Purpose of the Study:

  • To review molecular and mechanical signals in tenogenesis during development.
  • To explore how developmental processes inform tendon healing.
  • To identify targets for novel tendon repair therapies.

Main Methods:

  • Literature review of developmental biology and tendon research.
  • Analysis of molecular and mechanical signaling pathways.
  • Synthesis of findings related to tenogenesis and tendon healing.

Main Results:

  • Development involves specific molecular and mechanical cues guiding collagen organization.
  • Understanding these developmental signals is crucial for effective tendon healing.
  • Current knowledge highlights gaps in understanding tendon biology and repair.

Conclusions:

  • Developmental insights are critical for advancing tendon repair strategies.
  • Further research into tenogenesis mechanisms can lead to new therapeutic interventions.
  • Improved understanding of tendon biology is essential for orthopedic medicine.