Results 11 to 20 of about 231,424 (276)

Proteomic Analysis Reveals a New Benefit of Periodic Mechanical Stress on Chondrocytes [PDF]

open access: goldCellular Physiology and Biochemistry, 2017
Background/Aims: In recent years, a variety of studies have been performed to investigate the cellular responses of periodic mechanical stress. In our previous studies, we found that periodic mechanical stress can promote proliferation and matrix ...
Zeng Li   +4 more
doaj   +5 more sources

Periodic Mechanical Stress Stimulates Cav-1-Dependent IGF-1R Mitogenic Signals in Rat Chondrocytes Through ERK1/2 [PDF]

open access: goldCellular Physiology and Biochemistry, 2018
Background/Aims: The biological effects of periodic mechanical stress on the mitogenesis of chondrocytes have been studied extensively over the past few years.
Kewei Ren   +6 more
doaj   +4 more sources

Effects of periodic mechanical stress on cytoskeleton dependent lipid raft-induced integrin ɑ1 activation in rat nucleus pulposus cells. [PDF]

open access: hybridJ Mol Histol, 2023
AbstractExtracellular matrix (ECM) production and nucleus pulposus (NP) cell migration increase under periodic mechanical stress (PMS), but the underpinning regulatory mechanism remains unclear. This work aimed to examine the regulatory effects of cytoskeleton-lipid raft-integrin α1 signaling in NP cells exposed to PMS.
Gao G   +9 more
europepmc   +5 more sources

Cross-polarization coupling in polarization maintaining fiber induced by periodic mechanical stress [PDF]

open access: diamondScientific and Technical Journal of Information Technologies, Mechanics and Optics, 2023
E.E. Kalugin   +3 more
openalex   +2 more sources

Periodic mechanical stress activates MEK1/2-ERK1/2 mitogenic signals in rat chondrocytes through Src and PLCγ1

open access: closedBrazilian Journal of Medical and Biological Research, 2011
The mitogenic effects of periodic mechanical stress on chondrocytes have been studied extensively but the mechanisms whereby chondrocytes sense and respond to periodic mechanical stress remain a matter of debate.
Kewei Ren   +9 more
doaj   +1 more source

Impact of Geometry on the Thermal and Mechanical Properties of Periodic Surface Structures: A Numerical Study [PDF]

open access: yesMATEC Web of Conferences, 2022
Periodic Surface Structures (PSS) fabricated via Additive Manufacturing (AM) have recently emerged as being appropriate candidates for high-value engineered structures.
Gawrońska Elżbieta, Dyja Robert
doaj   +1 more source

Glucocorticoid‐sensitive period of corticotroph development—Implications for mechanisms of early life stress

open access: yesJournal of Neuroendocrinology, 2023
AbstractCorticotrophs are intermediaries in the hypothalamic–pituitary–adrenal (HPA) axis, which plays a crucial role in stress response in vertebrates. The HPA axis displays an intricate mode of negative feedback regulation, whereby the peripheral effector, cortisol inhibits the secretion of its upstream regulator, adrenocorticotropic hormone (ACTH ...
Guy Peles   +2 more
openaire   +2 more sources

Influence of Uniaxial Tensile Stress on the Mechanical and Piezoelectric Properties of Short-period Ferroelectric Superlattice [PDF]

open access: yesNanoscale Research Letters, 2009
Tetragonal ferroelectric/ferroelectric BaTiO3/PbTiO3 superlattice under uniaxial tensile stress along the c axis is investigated from first principles. We show that the calculated ideal tensile strength is 6.85 GPa and that the superlattice under the loading of uniaxial tensile stress becomes soft along the nonpolar axes.
Changqing Chen   +3 more
openaire   +5 more sources

Theoretical model of homogenized piezoelectric materials with small non-collinear periodic cracks [PDF]

open access: yesFracture and Structural Integrity, 2017
An analytical model for the homogenization of a piezoelectric material with small periodic fissures is proposed on the basis of the method of asymptotic expansions for the elastic displacement, the electric scalar potential and the test functions ...
Jean-Marie Nianga, Driss Marhabi
doaj   +2 more sources

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