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By Dross at 2010-12-09 02:24
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Prostate cancer is the most common type of cancer among men, but its diagnosis has up to now been inaccurate and unpleasant. Researchers at Eindhoven University of Technology (TU/e), in cooperation with AMC Amsterdam, have developed an imaging technology that can accurately identify tumors. The technology is based on ultrasound, and also has the potential to assess how aggressive tumors are. This can lead to better and more appropriate treatment, and to cost savings in health care.
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read more | 2 comments | 992 reads
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By Dross at 2010-12-04 02:05
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A novel type of biomedical imaging, made possible by new advances in microscopy from scientists at Harvard University, is so fast and sensitive it can capture "video" of blood cells squeezing through capillaries.
Researchers led by Harvard's Brian G. Saar, Christian W. Freudiger, and X. Sunney Xie describe the work this week in the journal Science.
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read more | 712 reads
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By Dross at 2010-12-04 01:49
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Austrian researchers have uncovered mutations throughout the mitochondrial genome that are associated with prostate cancer. An exciting aspect of the study, published by Cell Press on December 2 in the American Journal of Human Genetics, is the association of tRNA mutations with elevated levels of prostate-specific antigen (PSA) in Austrian men diagnosed with various stages of prostate cancer.
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read more | 816 reads
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By Dross at 2010-12-04 00:16
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NEW YORK (Dec. 2, 2010) -- There is new hope for people with acute myelogenous leukemiaterm (AML), a fast-growing cancer of the blood and bone marrow. Research led by Weill Cornell Medical College and published today in the online edition of the journal Cancer Cell reveals a surprising and unexpected cancer-causing mechanism. The investigators discovered that newly identified mutant enzymes in AML create a chemical poison to cause leukemia.
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read more | 1172 reads
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By Dross at 2010-12-02 23:53
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Arthritis sufferers rejoice, your use of the prescription medication celebrex (celexocib), a cox-2 inhibitor, could spare you from some of the sun effects that lead to basal and squamous cell carcinomaterm. According to a study published in the Journal of the National Cancer Institute Use of the drug led to a 68 percent reduction in basal cell carcinomas and a 58 percent reduction in squamous cell carcinomas in patients at high risk for skin cancer.
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read more | 886 reads
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By Dross at 2010-12-02 05:47
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Aside from prions -- which can trigger a cascade of protein misfolding associated with "mad cow disease" and Creutzfeldt-Jakob disease -- there has been no evidence that other neurodegenerative diseases associated with protein misfolding are transmissible between humans by an infectious agent. But in a Report in the 12 Nov 2010 Science,
read more | 634 reads
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By Dross at 2010-12-02 00:14
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The process of metastasistermterm requires that cancer cells traveling from a primary tumor find a hospitable environment in which to implant themselves and grow. A new study from Massachusetts General Hospital (MGH) Cancer Center researchers finds that circulating tumor cells prepare this environment by bringing along from their original site noncancerous cells that support tumor growth. The report has been published online in PNAS Early Edition.
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read more | 1 comment | 642 reads
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By Dross at 2010-12-01 23:39
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Men who have long index fingers are at lower risk of prostate cancer, a new study published today in the British Journal of Cancer has found.
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read more | 1 comment | 719 reads
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By Dross at 2010-12-01 13:04
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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).
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read more | 1 comment | 627 reads
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By Dross at 2010-12-01 05:02
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We'll be at the 52nd annual ASH meeting in Orlando in a few days. Read more about this, the largest hematology conference in the U.S. Here.
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read more | 619 reads
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By Dross at 2010-12-01 04:01
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One of the holy grails of X-ray crystallography was the structure of the eukaryotic ribosome. That feat has now been achieved by the Strasbourg group including Adam Ben-Shem. The structure was obtained by developing newer faster methods of purifying the ribozome before allowing it to crystallize. The process included starving the cell of glucose to obtain a homogeneous population of ribosomes. The data set has a resolution of 4.15 angstrom although the team is currently working on a data set down to 3 angstrom.
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read more | 483 reads
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By Dross at 2010-12-01 01:59
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New research shows the NSAID Celebrex may help prevent some non-melanoma skin cancers from developing in patients who have pre-cancerous actinic keratoses lesions and are at high risk for having the disease.
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read more | 1 comment | 741 reads
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By Dross at 2010-11-30 22:46
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In a new UCSF study of more than 2 million mammogram screenings performed on nearly 700,000 women in the United States, scientists for the first time show a direct link between reduced hormone therapy and declines in ductal carcinomaterm in situ (DCIS) as well as invasive breast cancer. The researchers saw such a striking decrease, they believe they also have uncovered indirect evidence that hormones promote breast tumor growth.
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read more | 678 reads
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By Dross at 2010-11-30 19:44
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Americans spend more than $3.6 billion each year on cold remedies(i), but neglect a simple action that could help ward off cold and flu in the first place. Washing and drying their hands. Hand washing is recognized as a good way to prevent cold and flu, but hand drying is just as important – damp hands can spread up to 1,000 times more bacteria than dry ones.
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read more | 446 reads
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By Dross at 2010-11-30 05:13
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PITTSBURGH, Nov. 29 – Breast cancers that arise sporadically, rather than through inheritance of certain genes, likely start with defects of DNA repair mechanisms that allow environmentally triggered mutations to accumulate, according to researchers at the University of Pittsburgh School of Medicine, Magee-Womens Hospital of UPMC and the University of Pittsburgh Cancer Institute.
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read more | 573 reads
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