Results 1 to 10 of about 2,186,751 (353)

Water and Muscle Contraction [PDF]

open access: yesInternational Journal of Molecular Sciences, 2008
The interaction between water and the protein of the contractile machinery as well as the tendency of these proteins to form geometrically ordered structures provide a link between water and muscle contraction. Protein osmotic pressure is strictly related to the chemical potential of the contractile proteins, to the stiffness of muscle structures and ...
openaire   +2 more sources

Monitoring muscle fatigue following continuous load changes [PDF]

open access: yes, 2020
Department of Human Factors EngineeringPrevious studies related to monitoring muscle fatigue during dynamic motion have focused on detecting the accumulation of muscle fatigue.
Yoon, Woojin
core  

Troponin through the looking-glass: emerging roles beyond regulation of striated muscle contraction

open access: yesOncoTarget, 2017
Troponin is a heterotrimeric Ca2+-binding protein that has a well-established role in regulating striated muscle contraction. However, mounting evidence points to novel cellular functions of troponin, with profound implications in cancer, cardiomyopathy ...
Jamie R Johnston   +2 more
semanticscholar   +1 more source

The efficiency of muscle contraction

open access: yesProgress in Biophysics and Molecular Biology, 2005
When a muscle contracts and shortens against a load, it performs work. The performance of work is fuelled by the expenditure of metabolic energy, more properly quantified as enthalpy (i.e., heat plus work). The ratio of work performed to enthalpy produced provides one measure of efficiency.
Smith, Nicholas P.   +2 more
openaire   +5 more sources

Increased duration of co-contraction of medial knee muscles is associated with greater progression of knee osteoarthritis [PDF]

open access: yes, 2015
Background: As knee osteoarthritis (OA) cannot be cured, treatments that slow structural disease progression are a priority. Knee muscle activation has a potential role in OA pathogenesis.
Bennell, Kim   +7 more
core   +1 more source

Role of transforming growth factor-β in muscle damage and regeneration: focused on eccentric muscle contraction

open access: yesJournal of Exercise Rehabilitation, 2017
High-intensity eccentric muscle contraction induces muscle damage. Damaged muscles recover through different processes, including degeneration, inflammation, regeneration, and fibrosis; some of these processes are mediated through the actions of ...
Jooyoung Kim, Joohyung Lee
semanticscholar   +1 more source

Effects of cervical muscle fatigue on the perception of the subjective vertical and horizontal [PDF]

open access: yes, 2014
Introduction: Cervical functional capacity outcome measures that are simple and reliable are urgently needed in order permit accurate assessment/reassessment during treatments and rehabilitation.
Fagan, Michael J   +2 more
core   +2 more sources

The Mechanism of Muscle Contraction [PDF]

open access: yesProceedings of the National Academy of Sciences, 1974
Muscular contraction is essentially the shortening of the S 2 subunits of heavy meromyosin, integrated to macroscopic motion by the thick and thin filaments.
openaire   +3 more sources

Enhancement of K+ conductance improves in vitro the contraction force of skeletal muscle in hypokalemic periodic paralysis [PDF]

open access: yes, 1990
An abnormal ratio between Na+ and K+ conductances seems to be the cause for the depolarization and paralysis of skeletal muscle in primary hypokalemic periodic paralysis.
Ballanyi   +19 more
core   +1 more source

Critical role of actin-associated proteins in smooth muscle contraction, cell proliferation, airway hyperresponsiveness and airway remodeling

open access: yesRespiratory Research, 2015
Asthma is characterized by airway hyperresponsiveness and airway remodeling, which are largely attributed to increased airway smooth muscle contractility and cell proliferation.
D. Tang
semanticscholar   +1 more source

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