News tagged with dna mutations


Molecule's structure reveals new therapeutic opportunities for rare diabetes

Researchers at Sanford-Burnham Medical Research Institute have determined the complete three-dimensional structure of a protein called HNF-4α. HNF-4α controls gene expression in the liver and pancreas, ...

Medical research created Mar 13, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Genomic screening to detect preventable rare diseases in healthy people

Experts from the UNC School of Medicine and the UNC Gillings School of Global Public Health propose that screening healthy adults for preventable diseases such as colorectal cancer, breast cancer, and several catastrophic ...

Genetics created Mar 06, 2013 | popularity not rated yet | comments 0 | with audio podcast

Calcium-binding protein mutations found in heart rhythm disorders

A team led by Vanderbilt University investigators has discovered two new genes – both coding for the signaling protein calmodulin – associated with severe early-onset disorders of heart rhythm. The findings, reported ...

Cardiology created Feb 06, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers discover enzyme behind breast cancer mutations

Researchers at the University of Minnesota have uncovered a human enzyme responsible for causing DNA mutations found in the majority of breast cancers. The discovery of this enzyme – called APOBEC3B – may change the way ...

Cancer created Feb 06, 2013 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast

One of the key circuits in regulating genes involved in producing blood stem cells is deciphered

Researchers from the group on stem cells and cancer at IMIM (Hospital del Mar Medical Research Institute) have deciphered one of the gene regulation circuits which would make it possible to generate hematopoietic blood cells, ...

Genetics created Jan 31, 2013 | popularity 5 / 5 (1) | comments 0

New mutations driving malignant melanoma discovered

Two new mutations that collectively occur in 71 percent of malignant melanoma tumors have been discovered in what scientists call the "dark matter" of the cancer genome, where cancer-related mutations haven't ...

Cancer created Jan 24, 2013 | popularity not rated yet | comments 0 | with audio podcast

Discovery of new class of damage-prone DNA regions could lead to better cancer treatments

Cancer is thought to arise from DNA damage at fragile sites in the genome. A study published by Cell Press on January 24th in the journal Cell reveals a new class of fragile sites that contributes to DNA ...

Cancer created Jan 24, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Genomic sequencing identifies mutant 'drivers' of common brain tumor

Large-scale genomic sequencing has revealed two DNA mutations that appear to drive about 15 percent of brain tumors known as meningiomas, a finding that could lead to the first effective drug treatments for the tumors, report ...

Genetics created Jan 22, 2013 | popularity not rated yet | comments 0 | with audio podcast

Genes and their regulatory 'tags' conspire to promote rheumatoid arthritis, study finds

In one of the first genome-wide studies to hunt for both genes and their regulatory "tags" in patients suffering from a common disease, researchers have found a clear role for the tags in mediating genetic ...

Genetics created Jan 20, 2013 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Gene in eye melanomas linked to good prognosis

Melanomas that develop in the eye often are fatal. Now, scientists at Washington University School of Medicine in St. Louis report they have identified a mutated gene in melanoma tumors of the eye that appears ...

Genetics created Jan 16, 2013 | popularity not rated yet | comments 0 | with audio podcast

Computer model helps researchers hunt out cancer-causing mutational signatures in the genome

(Medical Xpress)—Researchers from the Wellcome Trust Sanger Institute's cancer genome project have developed a computer model to identify the fingerprints of DNA-damaging processes that drive cancer development. ...

Genetics created Jan 11, 2013 | popularity not rated yet | comments 0 | with audio podcast

Researchers uncover novel role of BRCA1 in regulating the survival of skin stem cells

Our DNA, which stores our genetic information, is constantly exposed to damage. If not properly repaired, DNA damage can lead to cell death. This, in turn, can lead to tissue exhaustion and ageing, or induce mutations resulting ...

Cancer created Jan 03, 2013 | popularity 5 / 5 (1) | comments 0

Genomic 'hotspots' offer clues to causes of autism, other disorders

An international team, led by researchers from the University of California, San Diego School of Medicine, has discovered that "random" mutations in the genome are not quite so random after all. Their study, ...

Genetics created Dec 20, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Changes in progenitor cell population in breast may be overlooked factor in breast cancer

The DNA mutations that accumulate over time as women age are not the sole contributor to the higher frequency of breast cancer in women over 50, Mark LaBarge, PhD, a researcher at Lawrence Berkeley National Laboratory (LBNL) ...

Cancer created Dec 17, 2012 | popularity not rated yet | comments 0

Scientists discover gene linked to breast and ovarian cancer

(Medical Xpress)—A team of researchers led by the Institute of Cancer Research, London, have found that rare mutations in a gene called PPM1D are linked to an increased risk of breast and ovarian cancer. The mutations are ...

Cancer created Dec 17, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast