Researchers led by ETH professor Yaakov Benenson and MIT professor Ron Weiss have successfully incorporated a diagnostic biological "computer" network in human cells. This network recognizes certain cancer cells using logic ...
Cell & Microbiology
Sep 1, 2011
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A new saliva test can measure the amount of potential carcinogens stuck to a person's DNA -- interfering with the action of genes involved in health and disease -- and could lead to a commercial test to help determine risks ...
Analytical Chemistry
Aug 31, 2011
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About 10 years ago, scientists discovered a new type of genetic material called microRNA, which appears to turn genes on or off inside a cell. More recently, they found that these genetic snippets often go haywire in cancer ...
Biochemistry
Aug 31, 2011
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When investigating cancer cells, researchers discovered numerous peculiarities: Particular RNA molecules are present in large numbers, particular genes are overactive. Do these characteristics have a relation to cancer? Do ...
Biotechnology
Aug 24, 2011
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Scientists seeking to improve cancer treatments have created a tiny drug transporter that maximizes its ability to silence damaging genes by finding the equivalent of an expressway into a target cell.
Bio & Medicine
Jul 26, 2011
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A cancer cell may seem out of control, growing wildly and breaking all the rules of orderly cell life and death. But amid the seeming chaos there is a balance between a cancer cell's revved-up metabolism and skyrocketing ...
Biochemistry
Jul 13, 2011
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Farmers and other astute observers of nature have long known that crops like corn and sorghum grow taller at night. But the biochemical mechanisms that control this nightly stem elongation, common to most plants, have been ...
Biotechnology
Jul 13, 2011
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Researchers at the Johns Hopkins University School of Medicine have developed a technique that delivers gene therapy into human brain cancer cells using nanoparticles that can be freeze-dried and stored for up to three months ...
Bio & Medicine
Jul 6, 2011
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Scientists at Fox Chase Cancer Center have discovered a new mechanism used by cells in the body to turn on silenced genes. This process is critical in preventing the development of cancer -- suggesting the possibility of ...
Cell & Microbiology
Jun 30, 2011
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Many genes that cause human diseases have parallel genes in other organisms, including yeast. Now Columbia University researchers have used an innovative yeast-based screening method to identify a possible treatment for the ...
Biochemistry
Apr 18, 2011
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