Results 31 to 40 of about 357,981 (246)

Frontiers in Vascular Stiffness

open access: yes, 2023
The evaluation of vascular stiffness is becoming increasingly important in cardiovascular research to determine the properties of the arterial tree and clinically assesspatients.

core   +1 more source

Design and Simulation of a Titanium Alloy Lattice Bone Plate for 3D Printing

open access: yesShanghai Jiaotong Daxue xuebao, 2021
In order to improve the stress shielding effect caused by excessive elastic modulus of metal plates during fracture healing, a kind of 3D printing oriented lattice structure plate is designed based on topology optimization and the finite element modeling
ZHANG Cong   +4 more
doaj   +1 more source

The heterodimeric amino acid transporters (HAT) of the SLC7/SLC3 family: A structure−function relationships and relevance to human pathology

open access: yesFEBS Letters, EarlyView.
Heterodimeric amino acid transporters consist of SLC7 and SLC3 family proteins arranged in a conserved structural organization. They regulate nutrient transport across cell membranes, supporting essential cellular functions. These transporters also contribute to xenobiotic/drug uptake and distribution.
Mariafrancesca Scalise   +5 more
wiley   +1 more source

Ethnicity and Arterial Stiffness [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2020
Early vascular aging reflects increased arterial stiffness of central blood vessels at young chronological ages and powerfully predicts cardiovascular events and mortality, independent of routine brachial blood pressure and other risk factors. Since ethnic disparities exist in routine blood pressure, in hypertension and cardiovascular outcomes, this ...
Aletta E, Schutte   +5 more
openaire   +2 more sources

Carotid stiffness and physical activity in elderly : a short report of the SAPALDIA 3 cohort study [PDF]

open access: yes, 2015
Regular physical activity has been shown to reduce cardiovascular disease risk in the general population. While smaller studies in specified groups (highly trained versus untrained individuals) indicate a certain dose-dependent effect of physical ...
Wanner, Miriam   +27 more
core   +2 more sources

Evaluation of Ultrasound Elastography Combined With Chi-Square Automatic Interactive Detector in Reducing Unnecessary Fine-Needle Aspiration on TIRADS 4 Thyroid Nodules

open access: yesFrontiers in Oncology, 2022
BackgroundConventional ultrasound diagnosis of thyroid nodules (TNs) had a high false-positive rate, resulting in many unnecessary fine-needle aspirations (FNAs).ObjectiveThis study aimed to establish a simple algorithm to reduce unnecessary FNA on ...
Xiao Liu   +5 more
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

A New Variable Stiffness Design: Matching Requirements of the Next Robot Generation [PDF]

open access: yes, 2008
— Facing new tasks, the conventional rigid design of robotic joints has come to its limits. Operating in unknown environments current robots are prone to failure when hitting unforeseen rigid obstacles. Moreover, safety constraints are a major aspect for
Hirzinger, Gerd   +3 more
core   +1 more source

Sensitivity Analysis of Fastenings’ Types on Track\'s Life-Cycle [PDF]

open access: yesInternational Journal of Railway Research, 2014
During the study for the dimensioning as well as the selection of the individual materials constituting a  railway track, the ballast and the substructure present residual deformations, directly related to the  deterioration of the geometry of the track.
Konstantinos Giannakos
doaj  

Quantification of the stiffness and strength of cadherin ectodomain binding with different ions

open access: yesTheoretical and Applied Mechanics Letters, 2014
The stiffness and strength of extracellular (EC) region of cadherin are proposed to be two important mechanical properties both for cadherin as a mechanotransductor and for the formation of cell-cell adhesion.
Zhiyang Xu, Dechang Li, Ji Baohua
doaj   +1 more source

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