Results 11 to 20 of about 67,649 (311)

Diaphragm muscle sarcopenia in aging mice [PDF]

open access: yesExperimental Gerontology, 2013
Sarcopenia, defined as muscle weakness and fiber atrophy, of respiratory muscles such as the diaphragm (DIAm) has not been well characterized. The DIAm is the main inspiratory muscle and knowledge of DIAm sarcopenia is important for establishing the effects of aging on respiratory function.
Sarah M, Greising   +4 more
openaire   +2 more sources

Peripheral and respiratory muscle impairment during murine acute lung injury

open access: yesPhysiological Reports, 2022
Acute respiratory distress syndrome is associated with skeletal muscle compromise, which decreases survival and impairs functional capacity. A comparative analysis of peripheral and respiratory muscles' atrophy and dysfunction in acute lung injury (ALI ...
Martín Angulo   +13 more
doaj   +1 more source

Recruitment pattern of the diaphragm and extradiaphragmatic inspiratory muscles in response to different levels of pressure support

open access: yesAnnals of Intensive Care, 2020
Background Inappropriate ventilator assist plays an important role in the development of diaphragm dysfunction. Ventilator under-assist may lead to muscle injury, while over-assist may result in muscle atrophy.
L. H. Roesthuis   +5 more
doaj   +1 more source

The study of the biomechanical aspects of the act of breathing in patients with myasthenia gravis and motor neuron disease using the ultrasound

open access: yesНервно-мышечные болезни, 2022
Background. As motor neuron disease (MND) and myasthenia gravis (MG) progress, the respiratory muscles are involved in the pathological process with the development of respiratory failure, which is one of the main causes of death.
Yu. N. Rushkevich   +3 more
doaj   +1 more source

Breathing: Motor Control of Diaphragm Muscle [PDF]

open access: yesPhysiology, 2018
Breathing occurs without thought but is controlled by a complex neural network with a final output of phrenic motor neurons activating diaphragm muscle fibers (i.e., motor units). This review considers diaphragm motor unit organization and how they are controlled during breathing as well as during expulsive behaviors.
Fogarty, Matthew J.   +2 more
openaire   +3 more sources

Skeletal muscle fibrosis in the mdx/utrn+/- mouse validates its suitability as a murine model of Duchenne muscular dystrophy. [PDF]

open access: yesPLoS ONE, 2015
Various therapeutic approaches have been studied for the treatment of Duchenne muscular dystrophy (DMD), but none of these approaches have led to significant long-term effects in patients.
Kelly M Gutpell   +2 more
doaj   +1 more source

Indices of Defective Autophagy in Whole Muscle and Lysosome Enriched Fractions From Aged D2-mdx Mice

open access: yesFrontiers in Physiology, 2021
Duchenne muscular dystrophy (DMD) is a fatal, progressive muscle disease caused by the absence of functional dystrophin protein. Previous studies in mdx mice, a common DMD model, identified impaired autophagy with lysosomal insufficiency and impaired ...
Swathy Krishna   +5 more
doaj   +1 more source

Functional Interaction of Pelvic Floor, Diaphragm and Trunk Muscles among Men with Prostate Cancer

open access: yesBaltic Journal of Sport and Health Sciences, 2018
Research background and hypothesis. The absolute dominance of the isolated muscle presentation as the first and  last  word  in  muscular  anatomy  leaves  the  current  generation  of  therapists  unlikely  to  think  any  other  way (Myers,  2009 ...
Brigita Zachovajevienė   +4 more
doaj   +1 more source

Determinants of inspiratory muscle strength in healthy humans [PDF]

open access: yes, 2014
We investigated 1) the relationship between the baseline and inspiratory muscle training (IMT) induced increase in maximal inspiratory pressure (PI,max) and 2) the relative contributions of the inspiratory chest wall muscles and the diaphragm (Poes/Pdi ...
Brown, PI, Johnson, MA, Sharpe, GR
core   +1 more source

Pharmacological strategies in lung cancer-induced cachexia: effects on muscle proteolysis, autophagy, structure, and weakness [PDF]

open access: yes, 2014
Muscle wasting and cachexia are important systemic manifestations of highly prevalent conditions including cancer. Inflammation, oxidative stress, autophagy, ubiquitin-proteasome system, nuclear factor (NF)-kB, and mitogen activated protein kinases (MAPK)
Bal, Elisa Dora   +7 more
core   +1 more source

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