News tagged with genetic change


Genome wide study identifies genetic variants associated with childhood obesity

Researchers have identified four genes newly associated with severe childhood obesity. They also found an increased burden of rare structural variations in severely obese children.

Genetics created Apr 07, 2013 | popularity not rated yet | comments 0 | with audio podcast

Mouse research links adolescent stress and severe adult mental illness

Working with mice, Johns Hopkins researchers have established a link between elevated levels of a stress hormone in adolescence—a critical time for brain development—and genetic changes that, in young adulthood, cause ...

Neuroscience created Jan 17, 2013 | popularity 5 / 5 (5) | comments 3 | with audio podcast

Immune system changes may drive aggressiveness of recurrent tumors

Nearly half of the 700,000 cancer patients who undergo surgical removal of a primary tumor each year suffer a recurrence of their disease at some point, and many of those patients will eventually die from their disease. The ...

Cancer created Dec 27, 2012 | popularity not rated yet | comments 1 | with audio podcast

Bugs without borders: Researchers track the emergence and global spread of healthcare associated Clostridium difficile

Researchers show that the global epidemic of Clostridium difficile 027/NAP1/BI in the early to mid-2000s was caused by the spread of two different but highly related strains of the bacterium rather than one as was previo ...

Genetics created Dec 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Single change in genetic sequence can significantly impact BMI variability

(Medical Xpress)—One small change to the DNA sequence can cause more weighty changes to the human body, according to a new study released today.

Genetics created Sep 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

First evidence for genetic cause for Barrett's oesophagus found

Genetic variations that are linked with the onset of Barrett's oesophagus (BE), a pre-cancerous condition of the lower end of the gullet, have been identified for the first time. The discovery of variations in regions on ...

Genetics created Sep 09, 2012 | popularity not rated yet | comments 0 | with audio podcast

Ten new diabetes gene links offer picture of biology underlying disease

(Medical Xpress) -- Ten more DNA regions linked to type 2 diabetes have been discovered by an international team of researchers, bringing the total to over 60.

Genetics created Aug 12, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Alzheimer's risk gene disrupts brain function in healthy older women, but not men

A team led by investigators at the Stanford University School of Medicine has found that the most common genetic risk factor for Alzheimer's disease disrupts brain function in healthy older women but has little impact on ...

Alzheimer's disease & dementia created Jun 12, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Handful of genetic changes led to huge changes to human brain

Changes to just three genetic letters among billions led to evolution and development of the mammalian motor sensory network, and laid the groundwork for the defining characteristics of the human brain, Yale ...

Genetics created May 30, 2012 | popularity 4 / 5 (6) | comments 1 | with audio podcast

The path to personalized cancer treatment

In the largest study of its kind, researchers have profiled genetic changes in cancer with drug sensitivity in order to develop a personalised approach to cancer treatments. The study is published in Nature on Thursday 29 Mar ...

Cancer created Mar 28, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

'Gene overdose' causes extreme thinness

Scientists have discovered a genetic cause of extreme thinness for the first time, in a study published today in the journal Nature.

Genetics created Aug 31, 2011 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Researchers complete whole-exome sequencing of skin cancer

A team led by researchers at the National Institutes of Health is the first to systematically survey the landscape of the melanoma genome, the DNA code of the deadliest form of skin cancer. The researchers ...

Genetics created Apr 15, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Flu infections rising among Chinese pigs: study

Scientists said Wednesday that flu infections were rising among pigs raised for slaughter on farms in south and southeastern China, also plagued by bird flu.

Diseases, Conditions, Syndromes created May 07, 2013 | popularity 5 / 5 (2) | comments 0

A different view of cancer cells: New study measures physical changes in tumor cells as they become metastatic

Most cancer deaths are caused by metastatic tumors, which break free from the original cancer site and spread throughout the body. For that to happen, cancer cells must undergo many genetic and physical changes.

Cancer created Apr 23, 2013 | popularity not rated yet | comments 0 | with audio podcast

Epigenetic changes shed light on biological mechanism of autism

Scientists from King's College London have identified patterns of epigenetic changes involved in autism spectrum disorder (ASD) by studying genetically identical twins who differ in autism traits. The study, published in ...

Autism spectrum disorders created Apr 23, 2013 | popularity 3 / 5 (1) | comments 1 | with audio podcast