News tagged with dna genome
16th-century Korean mummy provides clue to hepatitis B virus genetic code
The discovery of a mummified Korean child with relatively preserved organs enabled an Israeli-South Korean scientific team to conduct a genetic analysis on a liver biopsy which revealed a unique hepatitis ...
Other Sciences / Archaeology & Fossils
May 29, 2012 |
not rated yet |
1
DNA tug of war
A mathematical model created by Aalto University (Finland) researcher Timo Ikonen explains for the first time how the DNA chains in our genome are translocated through nanopores that are only a couple of nanometres thick.
May 11, 2012 |
not rated yet |
1
Enzyme corrects more than one million faults in DNA replication
Scientists from the Medical Research Council (MRC) Institute of Genetics and Molecular Medicine (IGMM) at the University of Edinburgh have discovered an enzyme that corrects the most common mistake in mammalian DNA.
May 10, 2012 |
4.9 / 5 (16) |
1
|
A needle in a haystack: How does a broken DNA molecule get repaired?
Scientists from the Kavli Institute of Nanoscience at Delft University of Technology have discovered a key element in the mechanism of DNA repair. When the DNA double helix breaks, the broken end goes searching for the similar ...
May 03, 2012 |
5 / 5 (3) |
0
Control of gene expression: Histone occupancy in your genome
When stretched out, the genome of a single human cell can reach six feet. To package it all into a tiny nucleus, the DNA strand is tightly wrapped around a core of histone proteins in repeating units—each ...
Apr 30, 2012 |
5 / 5 (2) |
1
|
lobSTR algorithm rolls DNA fingerprinting into 21st century
As any crime show buff can tell you, DNA evidence identifies a victim's remains, fingers the guilty, and sets the innocent free. But in reality, the processing of forensic DNA evidence takes much longer than a 60-minute primetime ...
Apr 27, 2012 |
4.7 / 5 (7) |
0
|
Genomes of two champion bulls sequenced
(Phys.org) -- With more than 60,000 descendants in six generations, Pawnee Farm Arlinda Chief and his son Walkway Chief Mark cast a long genetic shadow. New research on the genomes of the two bulls show how ...
Apr 25, 2012 |
not rated yet |
0
Researchers take steps toward fast, low-cost DNA sequencing device
Researchers at Oak Ridge National Laboratory and Yale University have developed a new concept for use in a high-speed genomic sequencing device that may have the potential to substantially drive down costs.
Nanotechnology / Bio & Medicine
Apr 24, 2012 |
not rated yet |
0
|
Athletic frogs have faster-changing genomes
Physically fit frogs have faster-changing genomes, says a new study of poison frogs from Central and South America.
Apr 12, 2012 |
5 / 5 (1) |
0
|
Scientists find identical DNA codes in different plant species
Analyzing massive amounts of data officially became a national priority recently when the White House Office of Science and Technology Policy announced the Big Data Research and Development Initiative. A multi-disciplinary ...
Apr 09, 2012 |
4.3 / 5 (6) |
7
|
Study suggests why some animals live longer
(PhysOrg.com) -- Scientists at the University of Liverpool have developed a new method to detect proteins associated with longevity, which helps further our understanding into why some animals live longer ...
Mar 29, 2012 |
4.3 / 5 (4) |
0
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) |
1
|
To drive infections, a hijacking virus mimics a cell's signaling system
New biological research reveals how an invading virus hijacks a cell's workings by imitating a signaling marker to defeat the body's defenses. By manipulating cell signals, the virus destroys a defensive protein designed ...
Mar 26, 2012 |
not rated yet |
0
|
Maternal gene causes more piglets to be born
A sow gives birth to more piglets if the DIO3 gene from its mother is expressed instead of the same gene inherited from its father. This is shown during research conducted by the Animal Breeding and Genomics Centre in Wageningen ...
Mar 26, 2012 |
not rated yet |
0
Genetic variation in human gut viruses could be raw material for inner evolution
(PhysOrg.com) -- A growing body of evidence underscores the importance of human gut bacteria in modulating human health, metabolism, and disease. Yet bacteria are only part of the story. Viruses that infect ...
Mar 19, 2012 |
5 / 5 (2) |
1
|
