(PhysOrg.com) -- New York University chemists have created three-dimensional DNA structures, a breakthrough bridging the molecular world to the world where we live. The work, reported in the latest issue of the journal Nature, ...
Materials Science
Sep 2, 2009
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Scientists have known for a long time that when DNA is damaged, a key enzyme sets off a cellular "alarm bell" to alert the cell to start the repair process, but until recently little was known about how the cell detects and ...
Cell & Microbiology
Aug 13, 2009
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As the body creates antibodies to fight invaders, a three-protein DNA repair complex called MRN is crucial for a normal gene-shuffling process to proceed properly, University of Michigan research shows.
Cell & Microbiology
Aug 5, 2009
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(PhysOrg.com) -- Researchers have not yet found a way to turn dirt into gold, but they are trying to find something valuable in it nonetheless: starting materials for novel pharmaceuticals.
Biochemistry
Jul 31, 2009
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(PhysOrg.com) -- Researchers have discovered that the sea lamprey, which emerged from jawless fish first appearing 500 million years ago, dramatically remodels its genome. Shortly after a fertilized lamprey egg divides into ...
Biotechnology
Jul 20, 2009
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(PhysOrg.com) -- Telomeres, the repetitive sequences of DNA at the ends of linear chromosomes, have an important function: They protect vulnerable chromosome ends from molecular attack. Researchers at Rockefeller University ...
Cell & Microbiology
Jul 10, 2009
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(PhysOrg.com) -- Every day people are exposed to chemical and physical agents that damage DNA. If it isn't repaired properly, this damage can lead to mutations that in some circumstances can lead to the development of cancer ...
Biotechnology
Jun 29, 2009
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African, American, and European researchers working in collaboration over a 10-year period have released the largest-ever study of African genetic data--more than four million genotypes--providing a library of new information ...
Other
Apr 30, 2009
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(PhysOrg.com) -- A new method developed by Cornell biological engineers offers an efficient way to make proteins for use in medicine or industry without the use of live cells. The proteins made in this way include many that ...
Cell & Microbiology
Apr 1, 2009
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A ghostly property of matter, called quantum tunneling, may aid the quest for accurate, low-cost genomic sequencing, according to a new paper in Nature Nanotechnology Letters by Stuart Lindsay and his collaborators at the ...
Bio & Medicine
Mar 22, 2009
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