Results 1 to 10 of about 3,177,823 (315)

X-ray lead equivalent measurement of lead-free/lead-composite nuclear radiation protection materials

open access: yesHe jishu
BackgroundLead-free/lead-composite nuclear radiation protection materials are becoming increasingly prevalent in military applications to safeguard the health and safety of military personnel.
ZHAO Rui   +6 more
doaj   +2 more sources

Application of Lead Substitute Shielding Materials for X and Gamma-Rays Attenuation in Diagnostic Radiology: A Review Article [PDF]

open access: yesمجله دانشکده پزشکی اصفهان, 2022
Lead is the most widely used material for radiation protection in diagnostic radiology because its ability to attenuate x-rays is superior to other materials due to its high atomic number, high density, and its higher economic affordability.
Arash Safari   +2 more
doaj   +1 more source

Effects of melatonin on growth and antioxidant capacity of naked oat (Avena nuda L) seedlings under lead stress [PDF]

open access: yesPeerJ, 2022
Melatonin (MT) plays an important role in plant response to abiotic stress. In recent years, lead (Pb) pollution has seriously affected the living environment of plants.
Kai Wang   +6 more
doaj   +2 more sources

Effect of Silicone Rubber-Lead (SR-Pb) Thickness on Dose Reduction and Image Quality as Gonad Shield [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2020
Background: Some organs in the body are sensitive to radiation such as eyes, breast, and gonads. Protection of sensitive organs against radiation is necessary. Recently, many sensitive organ shields have been developed from different materials. Objective:
F Zahroh   +5 more
doaj   +1 more source

Radiation Dose Assessment of the Fog Lead Acrylic Shields during Coronary Angiography: A Phantom Study

open access: yesApplied Sciences, 2021
This study aimed to evaluate the effects of fogging on the effectiveness of a lead glass shield in protecting an operator from radiation exposure during conventional coronary angiography (CAG).
Hsin-Hon Lin   +4 more
doaj   +1 more source

Investigation of the Efficiency and Quality of Lightweight Gowns with Multi-Layered Nanoparticles Compositions of Bismuth, Tungsten, Barium, and Copper [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2023
Background: Radiation protection plays a key role in medicine, due to the considerable usage of radiation in diagnosis and treatment. The protection against radiation exposure with inappropriate equipment is concerning. Objective: The current study aimed
Alireza Jafari   +4 more
doaj   +1 more source

Clay-assisted protection of Enterobacter sp. from Pb (II) stress

open access: yesEcotoxicology and Environmental Safety, 2021
Clay minerals can adsorb both microorganisms and heavy metals. In this study, typical soil bacterium, Enterobacter sp. was applied to investigate the potential protection of the bacterial cells from Pb2+ stress by clay minerals.
Mu Su   +7 more
doaj   +1 more source

Lead-Dust Contamination on Radiation Protection Apparel

open access: yesJournal of Vascular and Interventional Radiology, 2023
To evaluate the prevalence of surface lead-dust contamination on radiation protection apparel (RPAs) in the radiology department and compare findings with those from other studies of RPA lead-dust contamination.A survey of RPAs was conducted between June and December 2021 in radiology departments at a tertiary-care university hospital.
Felicia Manocchio   +4 more
openaire   +2 more sources

Apollo—Taking the Lead in Telomere Protection [PDF]

open access: yesMolecular Cell, 2010
The single-stranded overhangs at the ends of telomeres are thought to be critical for telomere maintenance, but how they are generated has been largely unclear. Two studies (one in this issue of Molecular Cell, Wu et al., 2010) have now implicated the Apollo nuclease in maintaining the overhang specifically at those telomeres generated by leading ...
Sarthy, Jay F., Baumann, Peter
openaire   +2 more sources

Neuron Migration: Anillin Protects Leading Edge Actin [PDF]

open access: yesCurrent Biology, 2015
Establishment of a neuronal system requires proper regulation of the F-actin-rich leading edges of migrating neurons and neurite growth cones. A new study shows that RhoG signals through the multi-domain protein anillin to stabilize F-actin in these structures.
Rehain, Kathryn, Maddox, Amy Shaub
openaire   +2 more sources

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