関連する実験動画

Updated: Feb 13, 2026

Mitochondrial Isolation from Skeletal Muscle
09:45

Mitochondrial Isolation from Skeletal Muscle

Published on: March 30, 2011

29.7K

交感内置は,骨格筋の代謝の柔軟性を調節する

Jordan Owyoung, HaoMin Sima, Junwon Heo

    bioRxiv : the preprint server for biology
    |February 12, 2026
    PubMed
    まとめ

    交感神経系 (SNS) は,骨格筋の健康に決定的な役割を果たし,神経筋結節とミトコンドリア機能に影響を与えます. 交感性デナーベーションは,受容体発現と脂肪酸酸化を減少させることで,筋肉のパフォーマンスを低下させます.

    さらに関連する動画

    Adult and Embryonic Skeletal Muscle Microexplant Culture and Isolation of Skeletal Muscle Stem Cells14:36

    Adult and Embryonic Skeletal Muscle Microexplant Culture and Isolation of Skeletal Muscle Stem Cells

    Published on: September 21, 2010

    29.4K
    Measurement of Protein Import Capacity of Skeletal Muscle Mitochondria09:01

    Measurement of Protein Import Capacity of Skeletal Muscle Mitochondria

    Published on: January 7, 2022

    3.0K

    関連する概念動画

    Classification of Skeletal Muscle Fibers01:48

    Classification of Skeletal Muscle Fibers

    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...
    59.6K
    The Sympathetic Nervous System01:25

    The Sympathetic Nervous System

    Overview
    104.1K
    Regulation of Metabolism01:19

    Regulation of Metabolism

    Cellular needs and conditions vary from cell to cell and change within individual cells over time. For example, the required enzymes and energetic demands of stomach cells are different from those of fat storage cells, skin cells, blood cells, and nerve cells. Furthermore, a digestive cell works much harder to process and break down nutrients during the time that closely follows a meal compared with many hours after a meal. As these cellular demands and conditions vary, so do the amounts and...
    11.7K
    Overview of Skeletal Muscle01:15

    Overview of Skeletal Muscle

    Skeletal muscles are composed of a bundle of muscle fibers and are attached to bones through tendons. Each skeletal muscle fiber is a single muscle cell. The sarcolemma, the plasma membrane of a skeletal muscle cell, consists of a lipid bilayer and glycocalyx that supports muscle fibers. The sarcolemma extends into the muscle cells to form tubular structures called transverse or T-tubules. Each side of the T-tubules consists of a membrane-bound structure called the sarcoplasmic reticulum,...
    14.8K
    Relaxation of Skeletal Muscles01:29

    Relaxation of Skeletal Muscles

    The period of muscle contraction primarily influences the duration of stimulation at the neuromuscular junction (NMJ), the presence of free calcium ions in the sarcoplasm, and the availability of energy or ATP to support contractions.
    When an action potential reaches the axon terminal, it depolarizes the membrane and opens voltage-gated sodium channels. Sodium ions enter the cell, further depolarizing the presynaptic membrane. This depolarization causes voltage-gated calcium channels to open....
    6.0K
    Disorders of the Skeletal Muscle01:28

    Disorders of the Skeletal Muscle

    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...
    1.9K