Results 51 to 60 of about 898,493 (283)

Coupling biochemistry and mechanics in cell adhesion: a model for inhomogeneous stress fiber contraction

open access: yes, 2007
Biochemistry and mechanics are closely coupled in cell adhesion. At sites of cell-matrix adhesion, mechanical force triggers signaling through the Rho-pathway, which leads to structural reinforcement and increased contractility in the actin cytoskeleton.
Achim Besser   +14 more
core   +1 more source

Microstructural characterization of creep anisotropy at 673K in the M5® alloy [PDF]

open access: yes, 2012
Zirconium alloy tubing is used in pressurized water nuclear reactors in order to prevent fissile material from leaking into the coolant. It can be the first safety wall of nuclear fuel, and is submitted to complex thermomechanical loadings.
Cloué, Jean-Marc   +3 more
core   +3 more sources

The MedSupport Multilevel Intervention to Enhance Support for Pediatric Medication Adherence: Development and Feasibility Testing

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction We developed MedSupport, a multilevel medication adherence intervention designed to address root barriers to medication adherence. This study sought to explore the feasibility and acceptability of the MedSupport intervention strategies to support a future full‐scale randomized controlled trial.
Elizabeth G. Bouchard   +8 more
wiley   +1 more source

Preparation of iron tailings-based cementitious materials based on mechanochemical reinforcement

open access: yesFrontiers in Built Environment
The large-scale stacking of iron tailings poses challenges to the eco-environment and mining industry. Materializing tailings treatment is an effective way to solve this bulk solid waste problem.
Xuli Li   +5 more
doaj   +1 more source

Releasing systems for aerospace industry based upon shape memory alloys: Characterization of materials for actuators [PDF]

open access: yes, 2018
Releasing and deployment maneuvers carried out during space satellites launching are usually performed by utilizing pyrotechnics loads. However, it is considered convenient to replace this technique by others not requiring explosives (Non Explosive ...
Glücksberg, Andrés   +2 more
core   +4 more sources

A Comparative Study of Cerebral Oxygenation During Exercise in Hemodialysis and Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Cognitive impairment and exercise intolerance are common in dialysis patients. Cerebral perfusion and oxygenation play a major role in both cognitive function and exercise execution; HD session per se aggravates cerebral ischemia in this population. This study aimed to compare cerebral oxygenation and perfusion at rest and in mild
Marieta P. Theodorakopoulou   +10 more
wiley   +1 more source

Effect of Mechanical Activation on the Leaching Process of Rare Earth Metal Yttrium in Deep Eutectic Solvents

open access: yesApplied Sciences, 2022
Deep eutectic solvents (DESs) have the potential to be a lixiviant for the selective processing of metal because of their versatile complexation properties.
Xiaofen Li   +3 more
doaj   +1 more source

Glucocorticoid receptor signalling activates YAP in breast cancer [PDF]

open access: yes, 2017
The Hippo pathway is an oncosuppressor signalling cascade that plays a major role in the control of cell growth, tissue homoeostasis and organ size. Dysregulation of the Hippo pathway leads to aberrant activation of the transcription co-activator YAP ...
Bertolio, Rebecca   +12 more
core   +3 more sources

Mechanical Activated Fly Ash and Mechanism [PDF]

open access: yesAdvances in Physics Research, 2014
When the replacement of cement and fly ash strength 28d 3d have the same amount of 10% of the rise. Experimental Comparison of mechanical properties of fly ash by different grinding time when grinding 15min replace an equal amount of 10% of cement, mortar best.
Bo Jiang, Li-Guang Xiao
openaire   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

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