Results 1 to 10 of about 118,733 (263)

Chondrogenic Maturation Governs hMSC Mechanoresponsiveness to Dynamic Compression [PDF]

open access: yesBioengineering
Dynamic compression (DC) bioreactors are widely used to mimic joint loading and study how human mesenchymal stem cells (hMSCs) respond to mechanical cues.
Farhad Chariyev-Prinz   +2 more
doaj   +2 more sources

A MHz X-ray diffraction set-up for dynamic compression experiments in the diamond anvil cell [PDF]

open access: yesJournal of Synchrotron Radiation, 2023
An experimental platform for dynamic diamond anvil cell (dDAC) research has been developed at the High Energy Density (HED) Instrument at the European X-ray Free Electron Laser (European XFEL).
Rachel J. Husband   +65 more
doaj   +2 more sources

TRPV4 differentially controls inflammatory cytokine networks during static and dynamic compression of the intervertebral disc [PDF]

open access: yesJOR Spine, 2023
Background The ion channel transient receptor potential vanilloid 4 (TRPV4) critically transduces mechanical forces in the IVD, and its inhibition can prevent IVD degeneration due to static overloading. However, it remains unknown whether different modes
Garrett W. D. Easson   +4 more
doaj   +2 more sources

Dynamic Compression of a SiC Foam. [PDF]

open access: yesMaterials (Basel), 2022
Silicon carbide foam is a material that can be used as reinforcement of interpenetrated composites. This paper presents an analysis of such a foam subjected to low and fast compression. The analysis is performed using the peridynamics (PD) method. This approach allows for an evaluation of failure modes and such effects of microcracks nucleation, their ...
Postek E, Sadowski T.
europepmc   +3 more sources

Dynamic Mechanical Compression of Chondrocytes for Tissue Engineering: A Critical Review

open access: yesFrontiers in Bioengineering and Biotechnology, 2017
Articular cartilage functions to transmit and translate loads. In a classical structure–function relationship, the tissue resides in a dynamic mechanical environment that drives the formation of a highly organized tissue architecture suited to its ...
Devon E. Anderson, Brian Johnstone
doaj   +3 more sources

Shock-reshock of zirconium to explore the effect of microstructure on the alpha-omega phase transformation [PDF]

open access: yesEPJ Web of Conferences, 2021
Phase transformations play an important role in the mechanical behavior of materials subjected to extreme loading conditions. A series of shock-reshock experiments were fielded to determine whether the phase transitions in materials are significantly ...
Morrow Benjamin M.   +8 more
doaj   +1 more source

Mechano-Hypoxia Conditioning of Engineered Human Meniscus

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Meniscus fibrochondrocytes (MFCs) experience simultaneous hypoxia and mechanical loading in the knee joint. Experimental conditions based on these aspects of the native MFC environment may have promising applications in human meniscus tissue engineering.
Alexander R. A. Szojka   +10 more
doaj   +1 more source

TRPV4 mediates cell damage induced by hyperphysiological compression and regulates COX2/PGE2 in intervertebral discs

open access: yesJOR Spine, 2021
Background Aberrant mechanical loading of the spine causes intervertebral disc (IVD) degeneration and low back pain. Current therapies do not target the mediators of the underlying mechanosensing and mechanotransduction pathways, as these are poorly ...
Elena Cambria   +9 more
doaj   +1 more source

Dynamic lightweight text compression [PDF]

open access: yesACM Transactions on Information Systems, 2010
We address the problem of adaptive compression of natural language text, considering the case where the receiver is much less powerful than the sender, as in mobile applications. Our techniques achieve compression ratios around 32% and require very little effort from the receiver.
Nieves R. Brisaboa   +3 more
openaire   +3 more sources

Effect of Grain Size on Dynamic Compression Behavior and Deformation Mechanism of ZK60 Magnesium Alloy

open access: yesMetals, 2023
The dynamic compression deformation of 3 µm, 15 µm and 25 µm grain size ZK60 alloys under high-strain-rate compression is systematically studied. Dynamic compression experiments at a strain rate of 1700 s−1 were conducted using a split Hopkinson pressure
Xuanyu Liu   +7 more
doaj   +1 more source

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