Results 81 to 90 of about 269,034 (318)

Relationship Between Muscle Stiffness Derived from Fatigue and Estimated Muscle Mass

open access: yesInternational Journal of Physiotherapy
Background: This study aimed to investigate the relationship between muscle mass and the effect of contraction tasks leading to biceps fatigue on the joint drive resistance of the elbow joint.
SHIGERU TERADA   +2 more
doaj   +1 more source

Role and regulation of Abelson tyrosine kinase in Crk-associated substrate/profilin-1 interaction and airway smooth muscle contraction

open access: yesRespiratory Research, 2018
Background Airway smooth muscle contraction is critical for maintenance of appropriate airway tone, and has been implicated in asthma pathogenesis. Smooth muscle contraction requires an “engine” (myosin activation) and a “transmission system” (actin ...
Yinna Wang   +3 more
doaj   +1 more source

Biosupercapacitors for Human‐Powered Electronics

open access: yesAdvanced Functional Materials, EarlyView.
Biosupercapacitors are emerging as biocompatible and integrative energy systems for next‐generation bioelectronics, offering rapid charge–discharge performance and mechanical adaptability. This review systematically categorizes their applications from external to organ‐level systems and highlights their multifunctional roles in sensing, actuation, and ...
Suhyeon Kim   +7 more
wiley   +1 more source

Muscle contraction mechanism [PDF]

open access: yesCardiovascular Research, 1995
Schaub, M C, Koch, D
openaire   +4 more sources

Nanoparticles Decorated Nanotubes: Advanced Local Therapies From Anodized Nanoengineered Titanium Implants

open access: yesAdvanced Functional Materials, EarlyView.
This comprehensive review explores therapeutic titanium implants designed to enhance integration and provide superior antibacterial efficacy. It is focused on anodized titanium implants with titania nanotubes (TNTs) loaded with nanoparticles (NPs) for local therapeutic release, enhancing bioactivity and bactericidal functions.
Divya Chopra   +5 more
wiley   +1 more source

An Energetic Model of Muscle Contraction

open access: yesBiophysical Journal, 1972
Initial energy utilization in the twitch is visualized as the result of the activity of two distinct processes. The first is the calcium-pumping activity of the sarcoplasmic reticulum, which has a constant energy requirement under normal conditions.
Colin L Gibbs, J.B. Chapman
openaire   +3 more sources

Cat‐Vibrissa‐Inspired Biomass Fiber Aerogels for Flexible and Highly Sensitive Sensors in Monitoring Human Sport

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by cat vibrissae, biomimetic biomass PHFs/SA aerogels (BFAs) are developed via precursor‐assisted in situ polymerization and freeze‐synergistic assembly. These ultralight, porous pressure sensors exhibit high sensitivity and excellent durability, enabling pulse detection, handwriting recognition, Morse code transmission, and notably real‐time ...
Dandan Xie   +6 more
wiley   +1 more source

The Effect of Velocity-Based Contraction Strength Training on Performance in Female 400m Athletes

open access: yesInternational Journal of Disabilities Sports and Health Sciences
This study aims to compare the differences in strength training at velocity of muscle contraction in 400-meter runners. The sample group consisted of 12 female athletes who participated in the Thailand National Sports competition qualifiers in 2023.
Krit Srirungrangchai   +2 more
doaj   +1 more source

Photoresponsive Gas‐Permeable Membranes: Fundamentals, Innovations, and Prospects

open access: yesAdvanced Functional Materials, EarlyView.
Photoresponsive gas‐permeable membranes can be potentially used for smart packing, carbon capture, hydrogen purification, and optical gas valves due to their remote and non‐contact activation, precise spatial and temporal control, and reversible switching capabilities.
Zhuan Wang   +6 more
wiley   +1 more source

M-Mode Ultrasound and Strength Assessment of the Lower Trapezius Muscle in Patients with Chronic Neck Pain: A Cross-Sectional Study

open access: yesApplied Sciences
Background: Chronic neck pain (CNP) is considered a widespread musculoskeletal condition which affects the quality of life and is associated with scapular stabilizer dysfunction patterns.
Irene Redondo-Orúe   +7 more
doaj   +1 more source

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