News tagged with methylated
Nanofluidics sorts DNA for cancer research
(Phys.org) -- Cornell nanotechnology researchers have devised a new tool to study epigenetic changes in DNA that can cause cancer and other diseases: a nanoscale fluidic device that sorts and collects DNA, ...
Nanotechnology / Bio & Medicine
May 24, 2012 |
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Researchers reveal an RNA modification influences thousands of genes
Over the past decade, research in the field of epigenetics has revealed that chemically modified bases are abundant components of the human genome and has forced us to abandon the notion we've had since high school genetics ...
May 17, 2012 |
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New screening technique yields elusive compounds to block immune-regulating enzyme
Scientists at The Scripps Research Institute have found the first chemical compounds that act to block an enzyme that has been linked to inflammatory conditions such as asthma and arthritis, as well as some ...
May 11, 2012 |
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Citrus greening bacterium may 'ring the dinner bell' to attract insect
The bacterium responsible for citrus greening causes infected trees to give off a scent that rings the dinner bell for the disease-carrying insect, University of Florida researchers say.
Mar 23, 2012 |
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Researchers develop a new candidate for a cleaner, greener and renewable diesel fuel
(PhysOrg.com) -- A class of chemical compounds best known today for fragrance and flavor may one day provide the clean, green and renewable fuel with which truck and auto drivers fill their tanks. Researchers ...
Mar 14, 2012 |
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Plant neighbors 's(c)ent' to protect
People and animals are not the only ones who can smell. Plants are also able to perceive odors, but they process them in a very different way . While insects or mammals smell odors within a second of exposure, plants require ...
Mar 05, 2012 |
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Biologists offer clearer picture of how protein machine systems tweak gene expression
Indiana University biologists have found that specific types of RNA polymerase enzymes, the molecular machines that convert DNA into RNA, can differ in function based on variation in the parts -- in this case ...
Mar 01, 2012 |
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Scientists study how to improve pesticide efficiency
In 2007, a controversial pesticide was approved by the Food and Drug Administration for use on fruit and vegetable crops, mainly in California and Florida. Farm workers and scientists protested the approval of the pesticide ...
Feb 29, 2012 |
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A 'wild card' in your genes
The human genome and the endowments of genes in other animals and plants are like a deck of poker cards containing a "wild card" that in a genetic sense introduces an element of variety and surprise that has ...
Dec 07, 2011 |
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Lessons learned from yeast about human leukemia
The trifecta of biological proof is to take a discovery made in a simple model organism like baker's yeast and track down its analogs or homologs in "higher" creatures right up the complexity scale to people, ...
Dec 05, 2011 |
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Researchers suspend, image single DNA molecules
(PhysOrg.com) -- Studying chemical modifications in the chromosomes of cells is akin to searching for changes in coiled spaghetti. Scientists at Cornell have figured out how to stretch out tangled strands ...
Chemistry / Analytical Chemistry
Oct 31, 2011 |
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Imaging inflammation in the living brain
Inflammation occurs in the human brain during illnesses such as Alzheimer's disease, Parkinsons disease, stroke and traumatic brain injury. Now, a research team in Japan has developed a probe that can ...
Sep 30, 2011 |
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Scientists discover important step in sperm reprogramming
When sperm meets egg, the chemical instructions that tag sperm cells must be erased so that human life can start anew. One way these instructions are erased is through demethylation, the removal of specific ...
Sep 22, 2011 |
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New approach to scratch resistance: Improving coatings with polymer-based nanocomposite materials
A new way to analyze how coatings of tiny particles alter the properties of transparent plastic could help researchers create lightweight windows with nearly the strength of glass. The same method could also lead to high-strength, ...
Nanotechnology / Nanomaterials
Aug 17, 2011 |
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Speeding up evolution: Orchid epigenetics
Organisms adapt to their dynamic environment using various strategies. Ovidiu Paun, working at the Department of Systematic and Evolutionary Botany, investigates how marsh orchids adjust to and diffuse in ...
Jul 28, 2011 |
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