muscle fiber type composition
Nitrate intake promotes shift in muscle fiber type composition during sprint interval training in hypoxia
... enhance muscle mitochondrial and capillary density (Geiser et ...elevated muscle phosphofructokinase (PFK) mRNA and/or activity, as well as other markers of glycolytic metabolism and pH ...
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Assessment of the paraspinal muscles of subjects presenting an idiopathic scoliosis: an EMG pilot study
... study muscle fiber type ...of muscle fiber compo- sition and muscle fiber size ...the muscle fibers has been shown to be propor- tional to the diameter of the ...
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Low Birth Weight and Post-Natal Diet Induced Alterations in Skeletal Muscle Oxygen Consumption and Fiber Type Composition
... reduced oxygen consumption in LBW fetal guinea pigs is observed following pyruvate administration but not glutamate both of which are reduced in 4-month-old animals (figure 3.2-2) and both metabolized by complex I of the ...
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Fiber type composition of the human quadratus plantae muscle: a comparison of the lateral and medial heads
... anomalous muscle present in 6-12% of the human population that is thought to represent an intermediate in part of flexor hallucis longus descending into the sole ...of fiber type homo- geneity ...
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Skeletal muscle molecular alterations precede whole-muscle dysfunction in NYHA Class II heart failure patients
... single muscle fiber analyses for these ...isoform composition between the heart failure and control group (33% ± 7% and 45% ± 5%, ...the muscle of heart failure patients to a highly fati- ...
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β-arrestin 1 regulates β2-adrenergic receptor-mediated skeletal muscle hypertrophy and contractility
... in muscle composition from slow oxidative to fast glycolytic fiber types [41, 42], we measured the abundance of type I slow-oxidative twitch fibers, fast-twitch fibers type IIa ( fast ...
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Scaling of muscle architecture and fiber types in the rat hindlimb
... whose muscle architectural and neurophysiological properties have been extensively described is the ...a fiber-type standpoint, the rat’s size is an order of magnitude greater than the mouse, making ...
10
The effect of insulin treatment and exercise modality on skeletal muscle fiber size in streptozotocin-induced type 1 diabetic rats
... percent composition of MHCIIx fibers was significantly higher than that of DCE animals, MHCIIx/IIb percent composition was significantly higher in CS and DCT animals compared to ...percent ...
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Automated image-analysis method for the quantification of fiber morphometry and fiber type population in human skeletal muscle
... numerous muscle diseases ...pathological muscle atrophies are characterized by a reduction of myofibers’ size and number, increased myofibers’ size variation [2], and alterations in type I (slow ...
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Does daily activity level determine muscle phenotype?
... a muscle fiber phenotype is determined as well as muscle mass maintained or even enlarged (Booth and Baldwin, 1996), it seems important to define quantitatively the normal daily activity levels of ...
10
Muscle fiber transdifferentiation in an experimental model of respiratory chain myopathy
... their fiber-type ...skeletal muscle to change fiber-type composition by downregulating the proportion of slow fibers and upregulating fast fibers in response to mitochondrial ...
11
Muscle fiber angle, segment bulging and architectural gear ratio in segmented musculature
... The anatomical complexity of myomeres and myosepta has made it difficult to develop a comprehensive understanding of the relationship between muscle fiber architecture, connective tissue mechanics, and ...
13
Six1 homeoprotein drives myofiber type IIA specialization in soleus muscle
... 15]. Muscle mitochondrial oxidation activity which is increased during exercise is under the control of PPAR β / δ and PGC1 α and PGC1 β , two transcriptional coactivators of PPAR β / δ and activators of oxidative ...
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Differentiation and fiber type-specific activity of a muscle creatine kinase intronic enhancer
... Wild- type competitor oligonucleotides completely abolished this band, whereas two oligonucleotides containing dif- ferent mutations of the MCK-SIE-MEF2 motif had no ...MM14 muscle cells, that MEF2 is ...
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Nuclear receptor/microRNA circuitry links muscle fiber type to energy metabolism
... MCK-PPARβ/δ muscle through mechanisms that remain ...the type I fiber program by PPARβ/δ occurs via a ligand-independent mech- anism (data not ...MCK-PPARβ/δ muscle, with the transcript driven ...
13
Determinants of Bone Mass and Insulin Resistance in Korean Postmenopausal Women: Muscle Area, Strength, or Composition?
... Furthermore, muscle strength and physical performance, as well as muscle CSA, had a positive correlation with ...that muscle composition was not associated with BMD, unlike muscle area, ...
9
Muscle PGC-1α modulates satellite cell number and proliferation by remodeling the stem cell niche
... the fiber-type shift mediated by muscle PGC-1α was not linked to an increase in SC numbers, as would be expected from more oxidative or endurance-trained muscle ...in muscle in vivo and ...
10
Quantifying Regional-Scale Water Storage Using Models and Observations: Application For Drought Assessment In South Carolina
... a Type I fiber. The Type IIb fiber is purely a fast twitch ...skeletal muscle fiber types [55]. The IIb fiber is the most powerful however, typically consumes the most ...
65
Revised Ch48 Ch50.pptx
... • The stimulus leading to contraction of a muscle fiber is an action potential in a motor neuron that makes a synapse with the muscle fiber. • The synaptic terminal of the motor neuron[r] ...
100
Contributions to the Study of the Esophagus and Stomach Morphology in Guinea Pig
... circular muscle that surrounds the base of the ...has muscle fibers that insert into the limiting ...opening. Muscle layer is formed on the entire length of skeletal muscle fiber ...
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