News tagged with contrast agents
Related topics: nanoparticles , magnetic resonance imaging
Cancer diagnosis breakthrough
(PhysOrg.com) -- Researchers in Taiwan have developed a new imaging contrast agent that will enable cancer patients to undergo CT and MRI scans on the same day, cutting diagnosis time in half.
Oct 01, 2010 |
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Game-changing nanodiamond discovery for MRI
A Northwestern University study shows that coupling a magnetic resonance imaging (MRI) contrast agent to a nanodiamond results in dramatically enhanced signal intensity and thus vivid image contrast.
Nanotechnology / Bio & Medicine
Jan 14, 2010 |
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Multifunctional nanoparticle enables new type of biological imaging
Spotting a single cancerous cell that has broken free from a tumor and is traveling through the bloodstream to colonize a new organ might seem like finding a needle in a haystack. But a new imaging technique ...
Nanotechnology / Bio & Medicine
Jul 27, 2010 |
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Image-processing algorithm reduces CT radiation dose by as much as 95 percent
Perfusion CT scanning, an emerging imaging technology, got a bad rap last year when a machine set to incorrect radiation levels overdosed hundreds of people in Los Angeles. In the wake of this incident, researchers at the ...
Medicine & Health / Medical research
Jul 20, 2010 |
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Engineers develop more effective MRI contrast agent for cancer detection
Many imaging technologies and their contrast agents — chemicals used during scans to help detect tumors and other problems — involve exposure to radiation or heavy metals, which present potential health risks to ...
Nanotechnology / Bio & Medicine
Dec 23, 2011 |
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Sodium MRI gives new insights into detecting osteoarthritis, researchers find
Researchers at New York University have developed an innovative way to look at the development of osteoarthritis in the knee joint—one that relies on the examination of sodium ions in cartilage. Their work, which appears ...
Medicine & Health / Medical research
Aug 27, 2010 |
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Novel technique changes lymph node biopsy, reduces radiaiton exposure
Information obtained from a new application of photoacoustic tomography (PAT) is worth its weight in gold to breast cancer patients.
Medicine & Health / Medical research
Jan 13, 2009 |
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Smaller and sharper: Nanoscale Metal-Organic Frameworks (NMOFs) as MRI Contrast Agents
(PhysOrg.com) -- Developing more sensitive methods of biomedical imaging that are effective with minimal amounts of contrast agents is an important challenge in the early and accurate diagnosis of illnesses.
Nanotechnology / Bio & Medicine
Jul 08, 2010 |
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Silicon microparticles, gadonanotubes promise big advance for medical imaging
A nest for nanotubes may help magnetic resonance imaging become better than ever at finding evidence of disease.
Nanotechnology / Bio & Medicine
Nov 10, 2010 |
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Double strike to fight cancer
(PhysOrg.com) -- Diagnosis and treatment form the basis of modern medicine. Traditionally, they are two separate steps; however, it doesn’t have to be that way. The term “theranostic” refers ...
Nanotechnology / Bio & Medicine
Mar 01, 2011 |
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Light can detect pre-cancerous colon cells
After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary ...
Oct 11, 2011 |
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Overcoming cancer drug resistance with nanoparticles
One of the ways in which cancer cells evade anticancer therapy is by producing a protein that pumps drugs out of the cell before these compounds can exert their cell-killing effects. A research team at Northwestern University ...
Nanotechnology / Bio & Medicine
Jan 20, 2012 |
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'Green' nanoparticles, that may enhance medication delivery and improve MRI performance
Researchers at Harvard-affiliated McLean Hospital have shown a new category of "green" nanoparticles comprised of a non-toxic, protein-based nanotechnology that can non-invasively cross the blood brain barrier and is capable ...
Nanotechnology / Bio & Medicine
May 02, 2012 |
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Manipulating nanoparticles' surface chemistry holds medical promise
(PhysOrg.com) -- Swapping the chemical groups that originally coat iron oxide nanoparticles and making the particles soluble in biological solvents shows great promise for medical applications, such as drug delivery and contrast ...
Nanotechnology / Bio & Medicine
Aug 17, 2011 |
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FDA warns of deadly side effect with imaging drugs
(AP) -- Federal health regulators are warning doctors that a class of injectable drugs used in MRI medical imaging scans can cause a rare and sometimes fatal condition in patients with kidney disease.
Medicine & Health / Medications
Sep 09, 2010 |
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