News tagged with methyl group

Researchers erase human brain tumor cells in mice

Working with mice, Johns Hopkins researchers have discovered that weeks of treatment with a repurposed FDA-approved drug halted the growth of—and ultimately left no detectable trace of—brain tumor cells taken from adult ...

Sep 23, 2013
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Exercise changes your DNA

You might think that the DNA you inherited is one thing that you absolutely can't do anything about, but in one sense you'd be wrong. Researchers reporting in the March issue of Cell Metabolism, a Cell Press publication, have f ...

Mar 06, 2012
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Unraveling genomic changes in the brain

Scientists have known for some time that individual organisms are far more than the sum of their gene sequences. So-called epigenetic variations encompass a diverse array of chemical modifications to DNA that ...

Aug 08, 2011
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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
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Hopkins team discovers how DNA changes

Using human kidney cells and brain tissue from adult mice, Johns Hopkins scientists have uncovered the sequence of steps that makes normally stable DNA undergo the crucial chemical changes implicated in cancers, psychiatric ...

Apr 14, 2011
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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
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Possible role for Huntington's gene discovered

About 20 years ago, scientists discovered the gene that causes Huntington's disease, a fatal neurodegenerative disorder that affects about 30,000 Americans. The mutant form of the gene has many extra DNA ...

Jan 16, 2013
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New technique could transform epigenetics research

(Medical Xpress) -- Collaboration between scientists at Cambridge University and the Babraham Institute have demonstrated a new technique that will significantly improve scientists' ability to perform epigenetics ...

Apr 26, 2012
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