Sarcomere Length Measurement Reliability in Single Myofibrils

2021 ◽  
pp. 110628
Author(s):  
Jonas Schmidt ◽  
Azim Jinha ◽  
Walter Herzog
2017 ◽  
Vol 112 (4) ◽  
pp. 805-812 ◽  
Author(s):  
Kevin W. Young ◽  
Bill P.-P. Kuo ◽  
Shawn M. O’Connor ◽  
Stojan Radic ◽  
Richard L. Lieber

Author(s):  
G.E. Adomian ◽  
L. Chuck ◽  
W.W. Pannley

Sonnenblick, et al, have shown that sarcomeres change length as a function of cardiac muscle length along the ascending portion of the length-tension curve. This allows the contractile force to be expressed as a direct function of sarcomere length. Below L max, muscle length is directly related to sarcomere length at lengths greater than 85% of optimum. However, beyond the apex of the tension-length curve, i.e. L max, a disparity occurs between cardiac muscle length and sarcomere length. To account for this disproportionate increase in muscle length as sarcomere length remains relatively stable, the concept of fiber slippage was suggested as a plausible explanation. These observations have subsequently been extended to the intact ventricle.


2021 ◽  
Vol 1088 (1) ◽  
pp. 012049
Author(s):  
Nor Salwa Damanhuri ◽  
Mohammad Faiz Mohammad Zamri ◽  
Nor Azlan Othman ◽  
Sarah Addyani Shamsuddin ◽  
Belinda Chong Chiew Meng ◽  
...  

2021 ◽  
pp. 72-76
Author(s):  
Mansour Pourmehdi

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