Results 61 to 70 of about 3,069,323 (369)

Effects of zirconia nanoparticles addition to experimental adhesives on radiopacity and microhardness

open access: yesBrazilian Journal of Oral Sciences, 2015
Aim: To evaluate the radiopacity and microhardness (KHN) of experimental dental adhesives (EX). The experimental adhesive resins of the present study were formulated based on the simplified adhesive system Ambar (FGM).
Gislaine Cristine Martins   +5 more
doaj   +1 more source

Pharmacist-led iodinated contrast media infusion risk assessment service

open access: yesFrontiers in Pharmacology, 2023
Background: With the increasing development of medical imaging, the use of iodinated contrast media has become more widespread. Adverse reactions caused by iodinated contrast media have drawn much attention. Despite this, there is still a lack of unified
Huiyan Jiang   +6 more
doaj   +1 more source

Super-resolution in high contrast media [PDF]

open access: yes, 2014
A mathematical theory is developed to explain the super-resolution and super-focusing in high contrast media. The approach is based on the resonance expansion of the Green function associated with the medium. It is shown that the super-resolution is due to sub-wavelength resonant modes excited in the medium which can propagate into the far-field.
arxiv   +1 more source

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

The Impact of Radiation Dose on CT‐Based Body Composition Analysis: A Large‐Animal Study

open access: yesJournal of Cachexia, Sarcopenia and Muscle
Background CT‐based body composition analysis (BCA) enables the extraction of biomarkers from routine CT data. The influence of body composition on the prognosis of different patient groups has been highlighted in recent years.
Luca Salhöfer   +10 more
doaj   +1 more source

Ultrasound contrast agent delivered per os first diagnoses pharyngoesophageal tumour

open access: yesJournal of the Belgian Society of Radiology, 2013
Oral administration of ultrasound contrast agents has been described very little so far in medical literature. These agents are mainly administered intravenously and, less commonly, intracavitarily.
E Antypa   +4 more
doaj   +1 more source

The Incidence and Associated Risk Factors of Contrast-Induced Nephropathy after Contrast-Enhanced Computed Tomography in the Emergency Setting: A Systematic Review

open access: yesLife, 2022
Iodinated contrast media (ICM) during contrast-enhanced computed tomography (CECT) in the emergency department (ED) is essential to diagnose acute conditions, despite risks of contrast-induced nephropathy (CIN) development and its associated ...
Mei-Yi Ong   +3 more
doaj   +1 more source

miRNA‐29 regulates epidermal and mesenchymal functions in skin repair

open access: yesFEBS Letters, EarlyView.
miRNA‐29 inhibits cell‐to‐cell and cell‐to‐matrix adhesion by silencing mRNA targets. Adhesion is controlled by complex interactions between many types of molecules coded by mRNAs. This is crucial for keeping together the layers of the skin and for regenerating the skin after wounding.
Lalitha Thiagarajan   +10 more
wiley   +1 more source

The molecular mechanism of contrast-induced nephropathy (CIN) and its link to in vitro studies on iodinated contrast media (CM)

open access: yesBioMedicine, 2018
Iodinated contrast media (iodinated CM) have increased ability to absorb x-rays and to visualize structures that normally are impossible to observe in a radiological examination.
Yang Jai-Sing   +10 more
doaj   +1 more source

Analisis Contrast Stretching Menggunakan Algoritma Euclidean untuk Meningkatkan Kontras pada Citra Berwarna [PDF]

open access: yes, 2016
Contrast stretching merupakan metode peningkatan kontras pada citra, pada umumnya Contrast Stretching banyak digunakan untuk citra hitam putih (grayscale), penggunaan metode contrast stretching sering juga disandingkan dengan Histogram Equalization untuk
Nurliadi, N. (Nurliadi)   +2 more
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