News tagged with dna strands

Related topics: cells , dna sequences , proceedings of the national academy of sciences




Researchers show how cells' DNA repair machinery can destroy viruses

A team of researchers based at Johns Hopkins has decoded a system that makes certain types of immune cells impervious to HIV infection. The system's two vital components are high levels of a molecule that ...

Medical research created Jan 21, 2013 | popularity 4.3 / 5 (6) | comments 0 | with audio podcast

Protein prevents DNA damage in the developing brain and might serve as a tumor suppressor

St. Jude Children's Research Hospital scientists have rewritten the job description of the protein TopBP1 after demonstrating that it guards early brain cells from DNA damage. Such damage might foreshadow later problems, ...

Neuroscience created Apr 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

The evolution of human intellect: Human-specific regulation of neuronal genes

A new study published November 20 in the open-access journal PLOS Biology has identified hundreds of small regions of the genome that appear to be uniquely regulated in human neurons. These regulatory differences distinguish us fro ...

Genetics created Nov 20, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

DNA packaging discovery reveals principles by which CRC mutations may cause cancer

A new discovery from researchers at Huntsman Cancer Institute (HCI) at the University of Utah concerning a fundamental understanding about how DNA works will produce a "180-degree change in focus" for researchers who study ...

Genetics created Nov 16, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New developments reveal a molecule with a promising function in terms of cancer treatment.

Researchers from Inserm and CNRS from the Institute for genetics and molecular and cellular biology (IGBMC) and from the Research Institute at the Strasbourg school of biotechnology (Irebs) have focussed their efforts on ...

Cancer created Oct 30, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Scientists build 'mechanically active' DNA material

Artificial muscles and self-propelled goo may be the stuff of Hollywood fiction, but for UC Santa Barbara scientists Omar Saleh and Deborah Fygenson, the reality of it is not that far away. By blending their ...

Medical research created Oct 23, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Immune cells make flexible choices

Our immune system must be tremendously complex to respond to the unending assault of viruses, bacteria and cancerous cells. One of the mechanisms used by the immune system to cope with the huge variety of possible threats ...

Immunology created Oct 22, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Trojan horse drug therapy provides new approach to treating breast cancer

When Linda Tuttle was diagnosed with breast cancer, she never imagined her experience would inspire her colleagues to design new treatments to tackle the disease.

Cancer created Oct 02, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Nutrition tied to improved sperm DNA quality in older men

A new study led by scientists from the Lawrence Berkeley National Laboratory (Berkeley Lab) found that a healthy intake of micronutrients is strongly associated with improved sperm DNA quality in older men. In younger men, ...

Health created Aug 27, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Researchers discover new genes contributing to autism, links to psychiatric disorders

A new approach to investigating hard-to-find chromosomal abnormalities has identified 33 genes associated with autism and related disorders, 22 for the first time. Several of these genes also appear to be altered in different ...

Autism spectrum disorders created Apr 19, 2012 | popularity 5 / 5 (4) | 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

Scientists may be able to double efficacy of radiation therapy

Scientists may have a way to double the efficacy and reduce the side effects of radiation therapy.

Cancer created Dec 16, 2011 | popularity 5 / 5 (11) | comments 0 | with audio podcast

The newest of the new in gene therapy: 'Tag and target and exchange'

A combination of two techniques promises to improve the efficiency and effectiveness of experimental gene therapies, while also reducing potential side effects says a new research report published in the December 2011 issue ...

Genetics created Nov 30, 2011 | popularity not rated yet | comments 0 | with audio podcast

Blocking molecular target could make more cancers treatable with PARP inhibitors

BOSTON--Researchers at Dana-Farber Cancer Institute have demonstrated a molecular strategy they say could make a much larger variety of tumors treatable with PARP inhibitors, a promising new class of cancer drugs.

Cancer created Jun 29, 2011 | popularity not rated yet | comments 0 | with audio podcast

Unique study reveals genetic 'spelling mistakes' that increase the risk of common cancers

More than 80 genetic 'spelling mistakes' that can increase the risk of breast, prostate and ovarian cancer have been found in a large, international research study within the framework of the EU Network COGS. For the first ...

Cancer created Mar 27, 2013 | popularity not rated yet | comments 0