News tagged with radiation doses
To peer inside a living cell
(PhysOrg.com) -- Quantum mechanics could help build ultra-high-resolution electron microscopes that won't destroy living cells, according to MIT electrical engineers.
Oct 06, 2009 |
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New detector design improves gamma-ray measurements
(Phys.org) -- In the pursuit of precision measurements, nothing is simple, even when the apparatus employed appears to be utterly uncomplicated. An instructive case in point is the new ionization chamber used ...
Apr 06, 2012 |
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Experts: Store blood cells from Japan nuke workers
Workers at Japan's troubled nuclear plant should store blood cells now in case they need them later as treatment for radiation overdose, some Japanese experts suggest.
Apr 15, 2011 |
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Lightning-produced radiation a potential health concern for air travelers
New information about lightning-emitted X-rays, gamma rays and high-energy electrons during thunderstorms is prompting scientists to raise concerns about the potential for airline passengers and crews to be ...
Space & Earth / Earth Sciences
Dec 07, 2009 |
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The Phantom Torso Returns
The Phantom Torso is back, and he has quite a story to tell. He's an armless, legless, human-shaped torso, a mannequin that looks like he's wrapped in a mummy's bandages. Scientists at the European Space Agency ...
Space & Earth / Space Exploration
May 28, 2009 |
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CT scans: Too much of a good thing can be risky
Patients who undergo numerous CT scans over their lifetime may be at increased risk for cancer, according to a study published in the April issue of Radiology.
Mar 31, 2009 |
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Fukushima radiation mostly within accepted levels: WHO
Radiation affecting residents in Japan's Fukushima prefecture since the nuclear plant disaster is below the reference level for public exposure in all but two areas, the World Health Organization said Wednesday.
May 23, 2012 |
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Proteomics identifies targets of ionizing radiation in a human skin model
(Phys.org) -- How better to find out what effect ionizing radiation has on human skin than by using the real thing? Researchers at Pacific Northwest National Laboratory did that by performing a quantitative ...
Apr 24, 2012 |
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Bird populations near Fukushima are more diminished than expected
(PhysOrg.com) -- Low-level radiation in Fukushima Prefecture appears to have had immediate effects on bird populations, and to a greater degree than was expected from a related analysis of Chernobyl, an international ...
Feb 09, 2012 |
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Research on US nuclear levels after Fukushima could aid in future nuclear detection
The amount of radiation released during the Fukushima nuclear disaster was so great that the level of atmospheric radioactive aerosols in Washington state was 10,000 to 100,000 times greater than normal levels in the week ...
Sep 09, 2011 |
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Lung cancer scans: False alarms amid lives saved
(AP) -- Full results of a big study that showed some smokers' lives could be saved by screening with lung scans now reveal more clearly what the risks are: There's a good chance of a false alarm.
Jun 29, 2011 |
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Amid Japan crisis, hunt for better radiation care
(AP) -- Japan's nuclear emergency highlights a big medical gap: Few treatments exist to help people exposed to large amounts of radiation.
Mar 28, 2011 |
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Unique radiation-responsive proteins affected by low doses of ionizing radiation
In the most comprehensive analysis of its type published to date, scientists at Pacific Northwest National Laboratory have found that exposing human skin tissue cells, or fibroblasts, to low doses of ionizing ...
Dec 17, 2010 |
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Researchers find way to cut food-irradiation levels by half
A team of Texas AgriLife Research engineers has developed a way to cut by as much as half the amount of irradiation needed to kill 99.999 percent of salmonella, E. coli and other pathogens on fresh produce.
Medicine & Health / Diseases, Conditions, Syndromes
Dec 06, 2010 |
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Cancer risk from medical radiation may have been overestimated: researcher
The risk of developing radiation-induced cancer from computed tomography (CT) may be lower than previously thought, according to a study presented today at the annual meeting of the Radiological Society of North America (RSNA).
Dec 01, 2010 |
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