News tagged with dna double helix


A scanner for hereditary defects

Our genetic material is constantly exposed to damage, which the body's own proteins normally repair. One of these proteins works like a scanner, continually scouring the genetic material for signs of damage. ...

Genetics created Jan 24, 2013 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Researchers use supercomputer simulations to understand how some carcinogens evade removal

A person doesn't have to go far to find a polycyclic aromatic hydrocarbon (PAH). These carcinogen precursors are inhaled through automobiles exhaust during the morning commute, are present in a drag of cigarette ...

Cancer created Nov 02, 2012 | popularity not rated yet | comments 0 | with audio podcast

New take on impacts of low dose radiation

Researchers with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab), through a combination of time-lapse live imaging and mathematical modeling of a special line of ...

Cancer created Dec 20, 2011 | popularity 4.5 / 5 (11) | comments 4 | with audio podcast

Study identifies mechanisms cells use to remove bits of RNA from DNA strands

When RNA component units called ribonucleotides become embedded in genomic DNA, which contains the complete genetic data for an organism, they can cause problems for cells. It is known that ribonucleotides ...

Cancer created Dec 04, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Molecular corkscrew

Scientists from the universities of Zurich and Duisburg-Essen have discovered a specific function of the protein p97/VCP. They demonstrate that the protein repairs DNA breaks like a corkscrew, a repair mechanism that could ...

Medical research created Nov 08, 2011 | popularity 5 / 5 (3) | comments 0