Results 61 to 70 of about 1,349,150 (316)

Sport-Related Injuries in Portuguese CrossFit® Practitioners and Their Characteristics

open access: yesMuscles
Background/Objectives: CrossFit® is one of the most popular yet controversial training regimens. Some groups extol the positive effects of its practice, while others argue that it is unsafe and that there is limited information. The aim of this study was
Ricardo Maia Ferreira   +5 more
doaj   +1 more source

Aging and Muscle Fatigability in the Upper Extremity [PDF]

open access: yes, 2017
Aging is accompanied by reductions in strength and contraction velocity, and increased fatigability of limb muscles during high-velocity dynamic contractions.
Kuplic, Andrew
core   +1 more source

Exercise-induced abdominal muscle fatigue in healthy humans [PDF]

open access: yes, 2006
Exercise-induced abdominal muscle fatigue in healthy humans. J Appl Physiol 100: 1554–1562, 2006. First published January 19, 2006; doi:10.1152/japplphysiol.01389.2005.—The abdominal muscles have been shown to fatigue in response to voluntary ...
How, SC, Romer, LM, Taylor, BJ
core   +2 more sources

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Influence of History of Bronchiolitis on Health-Related Physical Fitness (Muscle Strength and Cardiorespiratory Fitness) in Children and Adolescents: A Cross-Sectional Study

open access: yesMuscles
A history of bronchiolitis may lead to changes in health-related physical fitness in children and adolescents. The aim of this study was to analyze the influence of history of bronchiolitis on health-related physical fitness components (muscle strength ...
Inês Silva de Carvalho   +2 more
doaj   +1 more source

A study of capillaries in equine skeletal muscle : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Anatomy and Physiology at Massey University [PDF]

open access: yes, 1993
Four horses of varying ages, breeds and sex were used to evaluate the variation in capillary supply and fibre type proportions in a range of equine skeletal muscles. A total of 100 muscles were sampled from the four horses. These samples were stained for
Slassor, Lynn Elizabeth
core  

Potential therapeutic targeting of BKCa channels in glioblastoma treatment

open access: yesMolecular Oncology, EarlyView.
This review summarizes current insights into the role of BKCa and mitoBKCa channels in glioblastoma biology, their potential classification as oncochannels, and the emerging pharmacological strategies targeting these channels, emphasizing the translational challenges in developing BKCa‐directed therapies for glioblastoma treatment.
Kamila Maliszewska‐Olejniczak   +4 more
wiley   +1 more source

Complete Upper Body Bar Enhances Strength Training During Bench Press

open access: yesMuscles
Barbell (BB) and dumbbell (DB) devices are commonly used during a bench press to develop the muscles of the chest, shoulders, and upper arms. Recently, a complete upper body bar (CUBB) was designed to train the muscles of the forearm by allowing for ...
He Wang   +6 more
doaj   +1 more source

The Organization and Role During Locomotion of the Proximal Musculature of the Cricket Foreleg : I. Anatomy and Innervation [PDF]

open access: yes, 1986
The structure of the proximal segments of the cricket (Gryllus bimaculatus) foreleg, together with the associated musculature and its innervation are described.
Laurent, Gilles, Richard, Daniel
core  

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, EarlyView.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

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