Results 31 to 40 of about 585,390 (295)

Regression of experimental NIS-expressing breast cancer brain metastases in response to radioiodide/gemcitabine dual therapy. [PDF]

open access: yes, 2016
Treating breast cancer brain metastases (BCBMs) is challenging. Na+/I- symporter (NIS) expression in BCBMs would permit their selective targeting with radioiodide (131I-).
Ahmad   +46 more
core   +1 more source

Size Effects of Gold and Iron Nanoparticles on Radiation Dose Enhancement in Brachytherapy and Teletherapy: A Monte Carlo Study [PDF]

open access: yesIranian Journal of Medical Physics, 2014
Introduction In this study, we aimed to calculate dose enhancement factor (DEF) for gold (Au) and iron (Fe) nanoparticles (NPs) in brachytherapy and teletherapy, using Monte Carlo (MC) method.
Ahad Ollah Ezzati   +2 more
doaj   +1 more source

Non-linear relationship of cell hit and transformation probabilities in a low dose of inhaled radon progenies [PDF]

open access: yes, 2009
Cellular hit probabilities of alpha particles emitted by inhaled radon progenies in sensitive bronchial epithelial cell nuclei were simulated at low exposure levels to obtain useful data for the rejection or support of the linear-non-threshold (LNT ...
Balásházy, Imre   +3 more
core   +2 more sources

The use of heat and chemical penetration enhancers to increase the follicular delivery of erythromycin to the skin [PDF]

open access: yes, 2019
Copyright © 2019. Published by Elsevier B.V.The effect of heat on the follicular absorption of drugs into the skin has not previously been investigated.
Akomeah   +42 more
core   +2 more sources

Low radiation dose in computed tomography: the role of iodine [PDF]

open access: yes, 2017
Recent approaches to reducing radiation exposure during CT examinations typically utilize automated dose modulation strategies on the basis of lower tube voltage combined with iterative reconstruction and other dose-saving techniques.
Albrecht, Thomas   +4 more
core   +1 more source

Troubleshooting Arterial-Phase MR Images of Gadoxetate Disodium-Enhanced Liver. [PDF]

open access: yes, 2015
Gadoxetate disodium is a widely used magnetic resonance (MR) contrast agent for liver MR imaging, and it provides both dynamic and hepatobiliary phase images.
Chang, Wei Chou   +8 more
core   +1 more source

Ionization versus displacement damage effects in proton irradiated CMOS sensors manufactured in deep submicron process [PDF]

open access: yes, 2009
Proton irradiation effects have been studied on CMOS image sensors manufactured in a 0.18 μm technology dedicated to imaging. The ionizing dose and displacement damage effects were discriminated and localized thanks to 60Co irradiations and large ...
Bernard, Frédéric   +4 more
core   +2 more sources

Radiation dose delivered by 125I, 103Pd and 131Cs and dose enhancement by gold nanoparticle (GNP) solution in prostate brachytherapy: a comparative analysis by Monte Carlo simulation

open access: yesInternational Islamic University Malaysia Engineering Journal, 2019
: The energy deposition and radiation dose from commonly used radioisotopes, 125I,103Pd, and 131Cs, used for brachytherapy of cancers is estimated using Monte Carlo (MC) simulations.
Hamda Khan   +2 more
doaj   +1 more source

Adaptive Visual Saliency Feature Enhancement of CBCT for Image-Guided Radiotherapy

open access: yesApplied Sciences, 2023
Unlike the high imaging radiation dose of computed tomography (CT), cone-beam CT (CBCT) has smaller radiation dose and presents less harm to patients. Therefore, CBCT is often used for target delineation, dose planning, and postoperative evaluation in ...
Lisiqi Xie, Kangjian He, Dan Xu
doaj   +1 more source

Biological modeling of gadolinium-based nanoparticles radio-enhancement for kilovoltage photons: a Monte Carlo study

open access: yesCancer Nanotechnology, 2023
Background Gadolinium-based nanoparticles (GdNPs) are clinically used agents to increase the radiosensitivity of tumor cells. However, studies on the mechanisms and biological modeling of GdNP radio-enhancement are still preliminary.
Jianan Wu   +5 more
doaj   +1 more source

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