News tagged with methyl
Changing smell of plants announces fungus attack
Oct 20, 2009 |
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(PhysOrg.com) -- Tomato plants under attack from the Botrytis fungus give off an aromatic substance that can be measured in greenhouses. This is the result of research performed by Roel Jansen with which he ...
Scientists show how hematopoietic stem cell development is regulated
Oct 06, 2009 |
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During cell division, whether hematopoietic stem cells (HSCs) will develop into new stem cells (self-renewal) or differentiate into other blood cells depends on a chemical process called DNA methylation. These were the findings ...
How Mercury Becomes Toxic In The Environment
Aug 18, 2009 |
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(PhysOrg.com) -- Naturally occurring organic matter in water and sediment appears to play a key role in helping microbes convert tiny particles of mercury in the environment into a form that is dangerous to ...
Researchers develop new, more-sensitive assay for detecting DNA methylation in colon cancer
Aug 16, 2009 |
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A study published in this week's online issue of Nature Biotechnology, demonstrates a unique and highly sensitive method for detecting methylation-associated cancers.
Silenced genes as a warning sign of blood cancer
Aug 04, 2009 |
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In many types of cancer, parts of the genetic material of tumor cells are switched off by chemical labels called methyl groups. This kind of methyl labeling ranges among the epigenetic changes that do not change the sequence ...
Advance toward producing biofuels without stressing global food supply
May 07, 2009 |
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Scientists in California are reporting use of a first-of-its-kind approach to craft genetically engineered microbes with the much-sought ability to transform switchgrass, corn cobs, and other organic materials ...
New nucleotide could revolutionize epigenetics
Apr 16, 2009 |
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Anyone who studied a little genetics in high school has heard of adenine, thymine, guanine and cytosine - the A,T,G and C that make up the DNA code. But those are not the whole story. The rise of epigenetics in the past decade ...
Researchers discover a new pathway that regulates inflammation
Mar 11, 2009 |
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Inflammation, the body's earliest response to damage or infection, can aid the healing process and trigger an immune response against invading pathogens. But inflammation gone awry can also undermine health, ...
Parasite-resistant peppers green alternatives to chemical pesticides
Biology /
Nov 12, 2008 |
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Root-knot nematodes are extreme parasites. These microscopic, omnipresent worms cause major damage to horticultural and field crops in sub-tropical regions, resulting in significant financial losses to growers ...
Walnut trees emit aspirin-like chemical to deal with stress
Biology /
Sep 18, 2008 |
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Plants in a forest respond to stress by producing significant amounts of a chemical form of aspirin, scientists have discovered. The finding, by scientists at the National Center for Atmospheric Research (NCAR), ...
'Smothered' genes combine with mutations to yield poor outcome in cancer patients
Jul 15, 2008 |
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Johns Hopkins Kimmel Cancer Center researchers have identified a set of genes in breast and colon cancers with a deadly combination of traditional mutations and "smothered" gene activity that may result in poor outcomes for ...
New 'scrubber' speeds removal of powerful anthrax clean-up agent
Jul 14, 2008 |
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Researchers in New Jersey report discovery of a fast, efficient method for removing a powerful pesticide used to sterilize buildings and equipment following anthrax attacks.
