Results 31 to 40 of about 4,698,964 (243)

The effect of varying strain-ratio on the hydraulic bulging behaviour of aluminium sheet [PDF]

open access: yes, 1966
Annealed commercial-purity aluminium sheet was cold-rolled up to 32%, and the effect of this treatment on the strain-ratio (r) in various directions in the sheet plane was evaluated.
Bott, Charles H., Pearce, Roger
core   +6 more sources

Full-field strain measurement and identification of composites moduli at high strain rate with the virtual fields method [PDF]

open access: yes, 2010
The present paper deals with full-field strain measurement on glass/epoxy composite tensile specimens submitted to high strain rate loading through a split Hopkinson pressure bar (SHPB) device and with the identification of their mechanical properties ...
MOULART, Raphaël   +15 more
core   +1 more source

Evaluation of Usability and Efficacy of Strain Elastography Method Concurrently with Preoperative Ultrasonography in Cases of Hydatid Cyst

open access: yesJournal of Medical Ultrasound
Background: Hydatid cysts (HCs), which are among the cystic lesions of the liver, are frequently encountered in endemic areas. Routine imaging modalities are sometimes insufficient to differentiate HC types, and ultrasound (US) elastography has just ...
Emrah Karatay   +3 more
doaj   +1 more source

Cyclic responses and microstructure sensitivity of Cr-based turbine steel under different strain ratios in low cycle fatigue regime

open access: yesMaterials & Design, 2021
When turbine steel services, i.e., startup and shutdown processes, the cyclic mechanical stress caused by the asymmetry loading conditions is introduced.
Xiufang Gong   +7 more
doaj   +1 more source

Value of cervical strain in ultrasound elastography as a predictor of spontaneous preterm delivery

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2023
Background Cervical incompetence is a failure of the cervix to retain the products of conception throughout pregnancy, which results into cervical dilatation and preterm delivery.
Yasmin Essam EL Din Mohamed Abdallah   +3 more
doaj   +1 more source

The Role of Ultrasographic Elastography in the Differential Diagnosis of Breast Masses and Its Contribution to Classical Ultrasonographic Evaluation

open access: yesEuropean Journal of Breast Health, 2014
Objective: The aim of this study was to understand the role of ultrasonographic elastography method in the differentiation of breast masses and to assess its contribution to classic ultrasonographic evaluation.Materials and Methods: In this retrospective
Mehmet Yağtu   +2 more
doaj   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

Degradation mechanism of the von Willebrand factor A2 domain by nattokinase

open access: yesFEBS Letters, EarlyView.
Nattokinase, a natto‐derived protease, exhibits potent antithrombotic effects. This study demonstrates that nattokinase directly cleaves the von Willebrand factor (vWF) A2 domain in vitro. Unlike the native regulator ADAMTS13, nattokinase degrades folded vWF independently of shear stress.
Ryuichi Hyakumoto   +3 more
wiley   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

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