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03 Nov 07
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Tumors may be embedded in regions of the brain that are critical to orchestrating the body’s vital functions
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forming more tumors too small to detect using conventional imaging techniques. Brain cancer’s location and ability to spread quickly makes treatment with surgery or radiation like fighting an enemy hiding out among minefields and caves, and explains why the term “brain cancer” is all too often associated with the word “inoperable.”
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blood vessels and protective cells in the brain — the blood-brain barrier — that admits only essential nutrients and oxygen, and keeps out everything else, including about 95 percent of all drugs.
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imits on how much a patient can benefit from traditional chemotherapy and new cancer drugs.
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using nanotechnology, NCI-supported researchers at the University of Michigan, the University of Washington, the University of Texas M. D. Anderson Cancer Center, Virginia Polytechnic Institute, and Virginia Commonwealth University are creating ultrasmall particles that can target and destroy cancer cells in the brain, even those in tumors too small to be removed surgically.
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