This valuable study characterises the activity of motor units from two of the three anatomical subdivisions ("heads") of the triceps muscle while mice walked on a treadmill at various speeds. Although ...

Abstract: We examined the structural features of muscle spindles at the equatorial and juxtaequatorial regions in the extensor digitorum longus muscle of adult (12 months) and aged (25 months) rats.

The most frequently injected upper-limb muscles were flexor carpi radialis (64.0% of patients), flexor carpi ulnaris (59.1%), flexor digitorum superficialis (57.2%), flexor digitorum profundus (52 ...

This response also tells your body’s skeletal muscle cells that they need to grow bigger and stronger to handle the increased load. Testosterone is among the hormones triggered (along with ...

Muscle atrophy is the loss of muscle mass. Low physical activity, nutritional deficiencies, genetic factors, and some medical conditions may contribute. Muscle atrophy due to inactivity can occur ...

The bioenergetic requirements of muscle stem cells (satellite cells) during homeostasis and regeneration remain ill-defined. Here, genetics combined with multi-omics analyses reveal an essential role ...

Further research is needed to validate these findings and explore related clinical applications. Mouse skeletal muscle fibroblast cells (NOR-10) were purchased from the Shanghai Zhong Qiao Xin Zhou ...

Idiopathic inflammatory myopathies (IIM) are a group of systemic autoimmune inflammatory disorders characterised by symmetrical skeletal ... where muscles from healthy mice were exposed to sera from ...

meaning it's a muscle you choose to move. The triceps are made up of skeletal muscle fibers that contract under conscious control. It is a fusiform, or spindle-shaped, muscle that is wider in the ...