Articles with "contraction" as a keyword



Direct measurement of Vorticella contraction force by micropipette deflection

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Published in 2017 at "FEBS Letters"

DOI: 10.1002/1873-3468.12577

Abstract: The ciliated protozoan Vorticella convallaria is noted for its exceptionally fast adenosine triphosphate‐independent cellular contraction, but direct measurements of contractile force have proven difficult given the length scale, speed, and forces involved. We used high‐speed… read more here.

Keywords: direct measurement; deflection; micropipette; force ... See more keywords

Kalirin mediates Rac1 activation downstream of calcium/calmodulin‐dependent protein kinase II to stimulate glucose uptake during muscle contraction

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Published in 2022 at "FEBS Letters"

DOI: 10.1002/1873-3468.14428

Abstract: In this study, we investigated the role of calcium/calmodulin‐dependent protein kinase II (CaMKII) in contraction‐stimulated glucose uptake in skeletal muscle. C2C12 myotubes were contracted by electrical pulse stimulation (EPS), and treadmill running was used to… read more here.

Keywords: contraction; muscle; kinase; calcium calmodulin ... See more keywords

Smart Shape‐Memory Polymeric String for the Contraction of Blood Vessels in Fetal Surgery of Sacrococcygeal Teratoma

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Published in 2022 at "Advanced Healthcare Materials"

DOI: 10.1002/adhm.202200050

Abstract: Shape‐memory polymers (SMPs) are promising materials in numerous emerging biomedical applications owing to their unique shape‐memory characteristics. However, simultaneous realization of high strength, toughness, stretchability while maintaining high shape fixity (Rf) and shape recovery ratio… read more here.

Keywords: contraction; shape memory; blood; memory polymeric ... See more keywords

Novel Temperature‐Sensitive Hydrogel Promotes Wound Healing Through YAP and MEK‐Mediated Mechanosensitivity

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Published in 2022 at "Advanced Healthcare Materials"

DOI: 10.1002/adhm.202201878

Abstract: Wound healing is a significant problem in clinical management. Various functional dressings are studied to promote wound healing through biochemical factors. They are generally expensive, complex to fabricate, and may adversely affect the wound. Mechanical… read more here.

Keywords: wound healing; contraction; promotes wound; yap mek ... See more keywords

Dynamic Regulation Mechanism of Calcium Ions on Muscle Fiber Contraction During Deformation Process of Honeybee Abdomen.

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Published in 2025 at "Archives of insect biochemistry and physiology"

DOI: 10.1002/arch.70093

Abstract: Various physiological activities of the honeybee abdomen depend on muscle contraction, mainly regulated by calcium ions. Thus, the dynamic changes of calcium ions are crucial for unraveling the molecular mechanism of muscle contraction but remain… read more here.

Keywords: ions muscle; muscle fiber; contraction; calcium ions ... See more keywords

Myosin‐induced F‐actin fragmentation facilitates contraction of actin networks

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Published in 2024 at "Cytoskeleton"

DOI: 10.1002/cm.21848

Abstract: Mechanical forces play a crucial role in diverse physiological processes, such as cell migration, cytokinesis, and morphogenesis. The actin cytoskeleton generates a large fraction of the mechanical forces via molecular interactions between actin filaments (F‐actins)… read more here.

Keywords: contraction; induced actin; fragmentation; fragmentation facilitates ... See more keywords

The impact of lateral flow contraction on the rock plucking process under sub‐critical flow conditions

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Published in 2021 at "Earth Surface Processes and Landforms"

DOI: 10.1002/esp.5220

Abstract: Rock plucking is the vertical removal of chunks of rock along intersection joint planes by flowing water. The plucking of durable jointed rock in a natural stream alters stream morphology and potentially damages a bridge… read more here.

Keywords: flow contraction; rock; lateral flow; process ... See more keywords

Three‐Dimensional Ultrasound Evaluation of Pelvic Floor Muscle Contraction in Women Affected by Deep Infiltrating Endometriosis: Application of a Quick Contraction Scale

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Published in 2022 at "Journal of Ultrasound in Medicine"

DOI: 10.1002/jum.15996

Abstract: Using transperineal 3D/4D ultrasound, we evaluated the prevalence of the various categories of a 4‐point pelvic contraction scale among women affected by ovarian endometriosis (OE), deep infiltrating endometriosis (DIE), and healthy controls. read more here.

Keywords: women affected; endometriosis; contraction; deep infiltrating ... See more keywords

Comparison of three methods to analyze detrusor contraction during micturition in men over 50 years of age

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Published in 2017 at "Neurourology and Urodynamics"

DOI: 10.1002/nau.23260

Abstract: To grade detrusor voiding contraction three parameters are used: the Schäfer pressure‐flow nomogram (LinPURR), the bladder contractility index (BCI) and the maximum Watt factor (Wmax). Because these methods to quantify detrusor contraction and/or to diagnose… read more here.

Keywords: methods analyze; three methods; comparison three; analyze detrusor ... See more keywords
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The muscle twitch profile assessed with motor unit magnetic resonance imaging

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Published in 2021 at "Nmr in Biomedicine"

DOI: 10.1002/nbm.4466

Abstract: Localised signal voids in diffusion‐weighted (DW) images of skeletal muscle have been postulated to occur as a result of muscle fibre contraction and relaxation. We investigated the contrast mechanism of these signal voids using a… read more here.

Keywords: muscle twitch; muscle; contraction; contraction time ... See more keywords

Moisture-Adaptive Contractile Biopolymer-Derived Fibers for Wound Healing Promotion.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202300589

Abstract: The advancement in thermosensitive active hydrogels has opened promising opportunities to dynamic full-thickness skin wound healing. However, conventional hydrogels lack breathability to avoid wound infection and cannot adapt to wounds with different shapes due to… read more here.

Keywords: wound healing; contraction; adaptive contractile; contractile ... See more keywords