Results 121 to 130 of about 1,662 (193)

Microgravity‐induced changes in skeletal muscle and possible countermeasures: What we can learn from bed rest and human space studies

open access: yesExperimental Physiology, EarlyView.
Abstract Despite exercise countermeasures to sustain health and performance in spaceflight, complete maintenance of muscle mass and functions in microgravity is still not possible for most astronauts. The principal cause of the limited effectiveness of existing exercise countermeasures is the difficulty in achieving full loading forces in space.
Alessandra Bosutti   +6 more
wiley   +1 more source

The skeletal muscle–adipose creatine metabolic axis: A novel paradigm for lipid metabolism reprogramming and obesity management

open access: yesExperimental Physiology, EarlyView.
Abstract The global prevalence of obesity and related metabolic disorders has spurred interdisciplinary research to develop new intervention strategies. Current research is increasingly focusing on the exercise‐induced browning of white adipose tissue and the mechanisms by which it improves energy metabolism.
Yuhui Su   +4 more
wiley   +1 more source

Passive hyperthermia increases blood circulation in specific regions, largely independent of conduit artery mechanics and cardiac performance

open access: yesExperimental Physiology, EarlyView.
Abstract Passive hyperthermia increases net peripheral and systemic blood flow in humans and other animals, yet the underlying haemodynamic forces that selectively accelerate blood movement remain incompletely characterized. Wave intensity analysis offers insight into the respective contributions of the heart and the vascular system to changes in blood
Nuno Koch Esteves   +4 more
wiley   +1 more source

Cells and ionic conductances contributing to spontaneous activity in bladder and urethral smooth muscle

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Cells and conductances contributing to spontaneous activity in the lower urinary tract. Bladder and urethra exhibit spontaneous contractions at both cellular and tissue levels. Both detrusor and urethral smooth muscle cells display activity that is regular and rhythmic.
Bernard T. Drumm   +3 more
wiley   +1 more source

An update on pacemaking in the myometrium

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The spread of multiple electrical signals (panel A, blue‐to‐red indicates increasing electrical excitability) that are spatiotemporally distinct, yet in‐phase with the excitatory episode, determines action potential shape and form (panel B, as recorded by single cell microelectrodes) and ensures contractile amplitude and duration
Susan Wray, Michael J. Taggart
wiley   +1 more source

Update on cellular expression and function of ANO1 channels in urethral smooth muscle

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Activation of ANO1 channels and resulting Cl− efflux are suggested to modulate urethral smooth muscle contractility by enhancing Ca2+ influx via voltage‐dependent Ca2+ entry and resulting contraction in urethral smooth muscle cells.
Bernard T. Drumm, Neha Gupta
wiley   +1 more source

Senolytics and exercise: Dual modalities for rejuvenating muscle

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The role of senolytics on the heart and skeletal muscle. Senescent cell burden increases with ageing, disuse and disease. The senolytics dasatinib+quercetin (D+Q), navitoclax and fisetin, as well as exercise, eliminate senescent cells, reducing senescent cell burden and their senescence‐associated secretory phenotype (SASP ...
Zeynep Elif Yesilyurt‐Dirican   +4 more
wiley   +1 more source

Intramuscular pathways of maladaptation in overtraining syndrome

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The transition from adaptive overreaching to maladaptive overtraining and mechanisms through which excessive training load can lead to performance decline. Four interconnected pathophysiological domains are highlighted: neural fatigue, involving both central and peripheral components such as altered sensory feedback and reflex ...
Emily Shorter   +4 more
wiley   +1 more source

The link between sarcopenic obesity and Alzheimer's disease: a brain‐derived neurotrophic factor point of view

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A, Sarcopenic obesity is defined as the age‐related loss of skeletal muscle mass and function that often leads to the progression of comorbidities, such as Alzheimer's disease (AD). Though the exact link between the two diseases is unknown, alterations in brain‐derived neurotrophic factor (BDNF) may be a contributor.
Emily N. Copeland   +4 more
wiley   +1 more source

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