Researchers have devised a nanoscale sensor to electronically read the sequence of a single DNA molecule, a technique that is fast and inexpensive and could make DNA sequencing widely available.
Bio & Medicine
Mar 26, 2012
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Using a liquid laser, University of Michigan researchers have developed a better way to detect the slight genetic mutations that might predispose a person to a particular type of cancer or other diseases.
Analytical Chemistry
Jan 31, 2012
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(PhysOrg.com) -- The human genome contains some 3 billion base pairs that are tightly compacted into the nucleus of each cell. If a DNA strand were the thickness of a human hair, the entire human genome would be crammed into ...
Cell & Microbiology
Jan 17, 2012
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Scientists are one step closer to a revolution in DNA sequencing, following the development in a Harvard lab of a tiny device designed to read the minute electrical changes produced when DNA strands are passed through tiny ...
Bio & Medicine
Jan 6, 2012
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With an eye toward understanding DNA replication, Cornell researchers have learned how a helicase enzyme works to actually unzip the two strands of DNA.
Cell & Microbiology
Sep 18, 2011
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The protein complex responsible for the distribution of chromosomes during cell division is assembled in the transition regions between heterochromatin and euchromatin.
Cell & Microbiology
Jul 5, 2011
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Scientists at the University of Southampton have pioneered a chemical method of linking DNA strands that is tolerated by living organisms.
Biochemistry
Jul 1, 2011
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(PhysOrg.com) -- Researchers in biophysics, including members from the Niels Bohr Institute, have discovered new properties of DNA and observed a number of phenomena of great importance for cellular mechanisms. By studying ...
General Physics
May 24, 2011
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Water molecules surround the genetic material DNA in a very specific way. German scientists at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have discovered that, on the one hand, the texture of this hydration shell depends ...
Biochemistry
Apr 26, 2011
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(PhysOrg.com) -- The Human Genome Project paved the way for genomics, the study of an organism's genome. Personalized genomics can establish the relationship between DNA sequence variations among individuals and their health ...
Bio & Medicine
Feb 25, 2011
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