Changes in Z-disc width of vertebrate skeletal muscle following tenotomy

1977 ◽  
Vol 33 (9) ◽  
pp. 1177-1178 ◽  
Author(s):  
Dorothy Chase ◽  
W. C. Ullrick
Cell ◽  
2021 ◽  
Vol 184 (8) ◽  
pp. 2135-2150.e13
Author(s):  
Zhexin Wang ◽  
Michael Grange ◽  
Thorsten Wagner ◽  
Ay Lin Kho ◽  
Mathias Gautel ◽  
...  

1974 ◽  
Vol 52 (4) ◽  
pp. 887-890 ◽  
Author(s):  
L. L. Odette ◽  
H. L. Atwood

The effect of dantrolene sodium, a muscle relaxant effective on vertebrate skeletal muscle, has been studied on the stretcher muscle of a crab (Callinectes sapidus). The drug rapidly and reversibly attenuates the muscle contractile response to direct and indirect stimulation. Neuromuscular transmission is unaffected, as are the electrical properties of the muscle membrane. It is concluded that dantrolene sodium uncouples excitation–contraction mechanisms in crustacean tonic muscle.


Development ◽  
2021 ◽  
Vol 148 (21) ◽  
Author(s):  
Brittany C. Collins ◽  
Gabrielle Kardon

ABSTRACT Vertebrate skeletal muscle is composed of multinucleate myofibers that are surrounded by muscle connective tissue. Following injury, muscle is able to robustly regenerate because of tissue-resident muscle stem cells, called satellite cells. In addition, efficient and complete regeneration depends on other cells resident in muscle – including fibro-adipogenic progenitors (FAPs). Increasing evidence from single-cell analyses and genetic and transplantation experiments suggests that satellite cells and FAPs are heterogeneous cell populations. Here, we review our current understanding of the heterogeneity of satellite cells, their myogenic derivatives and FAPs in terms of gene expression, anatomical location, age and timing during the regenerative process – each of which have potentially important functional consequences.


2019 ◽  
Vol 7 (1) ◽  
Author(s):  
Rob S James ◽  
Jason Tallis

Changes in temperature, caused by climate change, can alter the amount of power an animal’s muscle produces, which could in turn affect that animal’s ability to catch prey or escape predators. Some animals may cope with such changes, but other species could undergo local extinction as a result.


2011 ◽  
Vol 34 (2) ◽  
pp. 323-328 ◽  
Author(s):  
Jian Lu ◽  
Jianzhou Zheng ◽  
Qinggang Xu ◽  
Keping Chen ◽  
Chiyu Zhang

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