TTN genotype is associated with fascicle length and marathon running performance [PDF]
Titin provides a molecular blueprint for muscle sarcomere assembly, and sarcomere length can vary according to titin isoform expression. If variations in sarcomere length influence muscle fascicle length, this may provide an advantage for running performance. Thus, the aim of this study was to investigate whether the titin (TTN) rs10497520 polymorphism
G. K. Stebbings +7 more
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The effects of soleus fascicle length on muscle fatigability [PDF]
Background Age-related deficits in Achilles tendon stiffness have been linked to shorter calf muscle operating lengths. These shorter lengths have the potential to precipitate higher requisite excitations and thereby an earlier onset of local ...
Anh D. Nguyen +3 more
doaj +4 more sources
Pressure based MRI-compatible muscle fascicle length and joint angle estimation [PDF]
Background Functional magnetic resonance imaging (fMRI) provides critical information about the neurophysiology of the central nervous systems (CNS), posing clinical significance for the understanding of neuropathologies and advancement of rehabilitation.
Hyungeun Song +3 more
doaj +5 more sources
In vivo gastrocnemius muscle fascicle length in children with and without diplegic cerebral palsy [PDF]
The effect of spastic cerebral palsy on in vivo gastrocnemius muscle fascicle length is not clear. Similarity of fascicle lengths in children with diplegia and typically developing children, but shortening of fascicle lengths in the paretic legs of children with hemiplegia compared with the non‐paretic legs, are both reported.
Mohagheghi, Amir A. +5 more
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Influences of Fascicle Length During Isometric Training on Improvement of Muscle Strength [PDF]
Abstract Tanaka, H, Ikezoe, T, Umehara, J, Nakamura, M, Umegaki, H, Kobayashi, T, Nishishita, S, Fujita, K, Araki, K, and Ichihashi, N. Influences of fascicle length during isometric training on improvement of muscle strength. J Strength Cond Res 30(11): 3249–3255, 2016—This study investigated whether low-intensity isometric training would ...
Tanaka, Hiroki +9 more
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Intramuscular fibre conduction velocity and muscle fascicle length in human vastus lateralis
Muscle fascicle length and muscle fibre conduction velocity (MFCV) are thought to be important parameters for power performance. It might be expected that faster muscle fibre conduction velocities would compensate for longer fascicle lengths to increase the speed of action potential propagation along the elongated fibres.
Methenitis, S. +5 more
core +5 more sources
The purpose of the current study was to examine the reproducibility of fascicle length and pennation angle of gastrocnemius medialis while human walking. To the best of our knowledge, this is the first study of the reproducibility of fascicle length and pennation angle of gastrocnemius medialis in vivo during human gait.
Aggeloussis, Nickos +3 more
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Fascicle measurement methods do result in lengths that are significantly different
Abstract Fascicle length is a key anatomical variable used to estimate functional adaptations of muscles. Although a recent study concluded that the fascicles measured on different specimens using in situ measurement and chemical dissection yield results that are not significantly different, these two methods have not been ...
Katherine M. Clark +5 more
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Determination of fascicle length and pennation in a contracting human muscle in vivo
Fukunaga, Tetsuo, Yoshiho Ichinose, Masamitsu Ito, Yasuo Kawakami, and Senshi Fukashiro. Determination of fascicle length and pennation in a contracting human muscle in vivo. J. Appl. Physiol. 82(1): 354–358, 1997.—We have developed a technique to determine fascicle length in human vastus lateralis muscle in vivo by using ultrasonography.
T, Fukunaga +4 more
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Sprint performance is related to muscle fascicle length in male 100-m sprinters
The purpose of this study was to investigate the relationship between muscle fascicle length and sprint running performance in 37 male 100-m sprinters. The sample was divided into two performance groups by the personal-best 100-m time: 10.00–10.90 s (S10; n = 22) and 11.00–11.70 s (S11; n = 15).
K, Kumagai +5 more
openaire +3 more sources

