News tagged with dna structures
Origami: Not just for paper anymore
While the primary job of DNA in cells is to carry genetic information from one generation to the next, some scientists also see the highly stable and programmable molecule as an ideal building material for ...
Nanotechnology / Nanomaterials
Apr 27, 2011 |
4.6 / 5 (5) |
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DNA and the 'magic rings' trick
(PhysOrg.com) -- A new study from UC Davis shows how, like a conjuring trick with interlocking rings, two interlocked pieces of DNA are separated after DNA is copied or repaired. The finding was published online Oct. 10 in ...
Oct 11, 2010 |
5 / 5 (5) |
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Antarctic lake home to diverse community of viruses
(PhysOrg.com) -- A study of the genetic structure of viruses in an Antarctic lake has revealed an astonishing genetic richness in the large number of viral families discovered.
Nov 11, 2009 |
4.9 / 5 (17) |
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Chemists Reach from the Molecular to the Real World with Creation of 3-D DNA Crystals
(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 ...
Sep 02, 2009 |
4.7 / 5 (6) |
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Geneticists publish largest-ever study on African genetics revealing origins, migration
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 ...
Apr 30, 2009 |
4.6 / 5 (10) |
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Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications
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 collab ...
Nanotechnology / Bio & Medicine
Mar 22, 2009 |
4.7 / 5 (9) |
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Chemists create two-armed nanorobotic device to maneuver world's tiniest particles
Chemists at New York University and China's Nanjing University have developed a two-armed nanorobotic device that can manipulate molecules within a device built from DNA. The device is described in the latest issue of the ...
Feb 15, 2009 |
4.5 / 5 (8) |
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Scientists publish complete genetic blueprint of key biofuels crop
Scientists at the U.S. Department of Energy (DOE) Joint Genome Institute (JGI) and several partner institutions have published the sequence and analysis of the complete genome of sorghum, a major food and ...
Biology /
Jan 28, 2009 |
4.5 / 5 (2) |
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Hair of Tasmanian Tiger Yields Genes of Extinct Species
All the genes that the exotic Tasmanian Tiger inherited only from its mother will be revealed by an international team of scientists in a research paper to be published on 13 January 2009 in the online edition ...
Biology /
Jan 12, 2009 |
4.8 / 5 (4) |
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Discarded data may hold the key to a sharper view of molecules
(Phys.org) -- There's nothing like a new pair of eyeglasses to bring fine details into sharp relief. For scientists who study the large molecules of life from proteins to DNA, the equivalent of new lenses have come in the ...
May 24, 2012 |
4.7 / 5 (3) |
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Scientists find the structure of a key 'gene silencer' protein
Scientists at The Scripps Research Institute have determined the three-dimensional atomic structure of a human protein that is centrally involved in regulating the activities of cells. Knowing the precise ...
Apr 26, 2012 |
5 / 5 (1) |
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Genetic study unravels ancient links between African and European populations
Large numbers of people moved between Africa and Europe during recent and well-documented time periods such as the Roman Empire, the Arab conquest, and the slave trade, and genetic evidence of these migrations lives on in ...
Mar 26, 2012 |
3 / 5 (7) |
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Tailored optical material from DNA: Nano spiral staircases modify light
In the human body genetic information is encoded in double-stranded deoxyribonucleic acid building blocks, the so-called DNA. Using artificial DNA molecules, an international team of scientists headed by the ...
Nanotechnology / Nanomaterials
Mar 14, 2012 |
4.5 / 5 (2) |
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Genetic mechanics: First-ever 3-D images of DNA damage sensor create
Everything — from noxious chemicals found in cigarette smoke or car exhaust, to ultraviolet radiation from the sun, to even something as benign as oxygen — is working overtime to damage DNA. Fortunately, ...
Feb 27, 2012 |
5 / 5 (3) |
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Zinc-finger proteins act as site-specific adapters for DNA-origami structures
(PhysOrg.com) -- DNA is not merely a carrier of genetic information; DNA is a useful building material for nanoscale structures. In a way similar to origami, the Japanese art of paper folding, a long single ...
Feb 02, 2012 |
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