News tagged with methyl

results timeline


Alex Guenther

Walnut trees emit aspirin-like chemical to deal with stress

Biology /

created Sep 18, 2008 | popularity 4.8 / 5 (15) | comments 0

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), ...


How mercury becomes toxic in the environment

How Mercury Becomes Toxic In The Environment

Space & Earth / Environment

created Aug 18, 2009 | popularity 3.8 / 5 (8) | comments 8

(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 ...


New nucleotide could revolutionize epigenetics

Biology / Cell & Microbiology

created Apr 16, 2009 | popularity 4.8 / 5 (6) | comments 0

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 ...


Breeding Parasite-Resistant Plants

Parasite-resistant peppers green alternatives to chemical pesticides

Biology /

created Nov 12, 2008 | popularity 4.4 / 5 (5) | comments 0

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 ...


Advance toward producing biofuels without stressing global food supply

Advance toward producing biofuels without stressing global food supply

Chemistry / Biochemistry

created May 07, 2009 | popularity 4 / 5 (3) | comments 0

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 ...


Researchers develop new, more-sensitive assay for detecting DNA methylation in colon cancer

Biology / Biotechnology

created Aug 16, 2009 | popularity 5 / 5 (2) | comments 0

A study published in this week's online issue of Nature Biotechnology, demonstrates a unique and highly sensitive method for detecting methylation-associated cancers.


Researchers discover a new pathway that regulates inflammation

Researchers discover a new pathway that regulates inflammation

Biology / Cell & Microbiology

created Mar 11, 2009 | popularity 4 / 5 (2) | comments 0

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, ...


New 'scrubber' speeds removal of powerful anthrax clean-up agent

Chemistry /

created Jul 14, 2008 | popularity not rated yet | comments 0

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.


'Smothered' genes combine with mutations to yield poor outcome in cancer patients

Medicine & Health / Genetics

created Jul 15, 2008 | popularity not rated yet | comments 0

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 ...


Silenced genes as a warning sign of blood cancer

Medicine & Health / Cancer

created Aug 04, 2009 | popularity not rated yet | comments 0

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 ...


Scientists show how hematopoietic stem cell development is regulated

Medicine & Health / Genetics

created Oct 06, 2009 | popularity not rated yet | comments 0

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 ...


Changing smell of plants announces fungus attack

Changing smell of plants announces fungus attack

Biology / Plants & Animals

created Oct 20, 2009 | popularity not rated yet | comments 0

(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 ...