News tagged with dna methylation

Study of 'sister' stem cells uncovers new cancer clue

Scientists have used a brand new technique for examining individual stem cells to uncover dramatic differences in the gene expression levels – which genes are turned 'up' or 'down'– between apparently identical 'sister' ...

Sep 26, 2013
popularity 4.3 / 5 (4) | comments 0 | with audio podcast

Lifestyle influences metabolism via DNA methylation

An unhealthy lifestyle leaves traces in the DNA. These may have specific effects on metabolism, causing organ damage or disease. Scientists of Helmholtz Zentrum München have now identified 28 DNA alterations associated with ...

Sep 20, 2013
popularity 4.7 / 5 (3) | comments 0 | with audio podcast

DNA changes during pregnancy persist into childhood

Even before they are born, babies accumulate changes in their DNA through a process called DNA methylation that may interfere with gene expression, and in turn, their health as they grow up. But until now it's been unclear ...

Sep 04, 2013
popularity 5 / 5 (1) | comments 0 | with audio podcast

Homing in on developmental epigenetics

Germ cells have unique molecular features that enable them to perform the important task of transmitting genetic information to the next generation. During development from their embryonic primordial state, ...

Aug 23, 2013
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Researchers extend human epigenomic map

Ten years ago, scientists announced the end of the Human Genome Project, the international attempt to learn which combination of four nucleotides—adenine, thymine, cytosine, and guanine—is unique to homo sapien DNA. This ...

Aug 08, 2013
popularity 4.9 / 5 (10) | comments 0 | with audio podcast

New hope for hormone resistant breast cancer

A new finding provides fresh hope for the millions of women worldwide with oestrogen receptor positive breast cancer. Australian scientists have shown that a specific change, which occurs when tumours become resistant to ...

Jul 22, 2013
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Epigenetic changes to fat cells following exercise

Exercise, even in small doses, changes the expression of our innate DNA. New research from Lund University in Sweden has described for the first time what happens on an epigenetic level in fat cells when we undertake physical ...

Jul 03, 2013
popularity 4.8 / 5 (10) | comments 0 | with audio podcast