muscle fiber


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muscle fiber

n.
A muscle cell, especially one of the cylindrical, multinucleate cells that make up skeletal muscles and are composed of numerous myofibrils that contract when stimulated.

mus′cle fi`ber


n.
one of the structural cells of a muscle.
[1875–80]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.muscle fiber - an elongated contractile cell that forms the muscles of the bodymuscle fiber - an elongated contractile cell that forms the muscles of the body
fibre, fiber - any of several elongated, threadlike cells (especially a muscle fiber or a nerve fiber)
muscle, musculus - one of the contractile organs of the body
somatic cell, vegetative cell - any of the cells of a plant or animal except the reproductive cells; a cell that does not participate in the production of gametes; "somatic cells are produced from preexisting cells";
striated muscle cell, striated muscle fiber - an elongated contractile cell in striated muscle tissue
smooth muscle cell - cells of the smooth muscles
References in periodicals archive ?
The overexpression of members of the AP-1 gene family accounts for a high muscle growth rate, large muscle fiber diameter, and low intramuscular fat content in Large White pigs.
Loss of slow-twitch muscle fibers, which are crucial for endurance, will also occur. 
The muscle fiber diameter was determined from cross section of HandE stained microscopic slides.
Histological characteristics in inflammatory myopathy include mononuclear cell infiltration followed by muscle fiber degeneration11.
Regarding the type of muscle fiber, in the tongue of adults there are a great number of type I muscle fibers, which slow down the movements and are more resistant to fatigue.
Type I fibers, so-called slow twitch muscle fibers, are well known to be difficult to fatigue and to have weak occurrence tension.
(23.) Kalmar B, Blanco G, Greensmith L (2012) Determination of muscle fiber type in rodents.
Protein degradation and loss of muscle mass are associated with the reduction of muscle fiber area, a hallmark of atrophy (10,24,34).
Next, we investigated whether modifications of the excitable properties of the muscle fiber could account for the occurrence of the biphasic phenotype.
To grow a muscle fiber, the team used muscle precursor cells obtained from mice, which they then differentiated into muscle cells.
The expression of skeletal muscle fiber type-specific proteins and changes in the composition of muscle fiber depend on developmental factors, neuromuscular activity, muscle load, hormonal levels and aging (Pette and Staron, 1997).
Washington, April 3 ( ANI ): Researchers have revealed that in addition to keeping muscles fit, endurance sport also improves the neuronal connections to the muscle fibers based on a muscle-induced feedback.