Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9573229 | Biophysical Chemistry | 2005 | 5 Pages |
Abstract
We present a model of muscle contraction based on purely physical grounds and modulated by a parameter, k, related to the visco-elastic hindrances of the contractile apparatus. The model predicts a strong cooperation among sarcomere units and proposes that viscous hindrance is a fundamental component of the economy of the contraction. The concept of cross-bridge step size is also discussed and it is concluded that the step size is of various and probably undeterminable length.
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Physical Sciences and Engineering
Chemistry
Physical and Theoretical Chemistry
Authors
Enrico Grazi, Cristina Di Bona,