(PhysOrg.com) -- Virtually every patient diagnosed with breast cancer or melanoma undergoes lymph node biopsy to determine if their cancer has begun spreading in the body. Taking this biopsy involves an invasive and uncomfortable ...
Bio & Medicine
Mar 25, 2010
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(PhysOrg.com) -- The surest cure for cancer is to remove every last bit of a tumor through surgery. Unfortunately, for most cancers that is also the most difficult approach because of two problems: it is nearly impossible ...
Bio & Medicine
Mar 24, 2010
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(PhysOrg.com) -- One of the hallmarks of cancer is that tumors are able to suppress the immune system, preventing the body's own defense system from eliminating the disease, particularly as tumors spread through the body. ...
Bio & Medicine
Feb 23, 2010
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As efforts such as The Cancer Genome Atlas and others generate vast quantities of information about the genetic makeup of different types of cancer, it is becoming increasingly clear that such information has great potential ...
Bio & Medicine
Feb 19, 2010
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One of the challenges of using nanoparticles for imaging tumors during surgery is that there needs to be a tradeoff between the number of nanoparticles that target a tumor and the rapid clearance of any unbound nanoparticles ...
Bio & Medicine
Feb 19, 2010
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A Northwestern University study shows that coupling a widely used magnetic resonance imaging (MRI) contrast agent to a nanodiamond results in dramatically enhanced signal intensity and thus vivid image contrast. "The results ...
Bio & Medicine
Feb 18, 2010
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(PhysOrg.com) -- Just as fly paper captures insects, a pair of nanotechnology-enabled devices are able to grab cancer cells in the blood that have broken off from a tumor. These cells, known as circulating tumor cells, or ...
Bio & Medicine
Jan 14, 2010
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A team of researchers from two of the National Cancer Institute's Centers of Cancer Nanotechnology Excellence have teamed up to develop a "cocktail" of different nanometer-sized particles that work in concert within the bloodstream ...
Bio & Medicine
Jan 13, 2010
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(PhysOrg.com) -- One of the great promises of nanotechnologies lies in its ability to create drug-containing nanoparticles decorated with targeting molecules that recognize and bind to cancer cells, providing drug delivery ...
Bio & Medicine
Nov 20, 2009
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(PhysOrg.com) -- Researchers at Washington University in St. Louis have developed a polymer-coated gold nanocage that not only opens in response to light to release a small amount of a drug payload, but then closes when the ...
Bio & Medicine
Nov 19, 2009
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