News tagged with chemical messengers
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 study makes key finding in stem cell self-renewal
A University of Minnesota-led research team has proposed a mechanism for the control of whether embryonic stem cells continue to proliferate and stay stem cells, or differentiate into adult cells like brain, liver or skin.
Feb 06, 2012 |
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MESSENGER data paints new picture of Mercury's magnetic field
A University of British Columbia geophysicist is part of a NASA mission that is analyzing the first sets of data being collected by MESSENGER as it orbits Mercury. The spacecraft is capturing new evidence that challenges ...
Space & Earth / Space Exploration
Sep 30, 2011 |
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Software helps synthetic biologists customize protein production
A software program developed by a Penn State synthetic biologist could provide biotechnology companies with genetic plans to help them turn bacteria into molecular factories, capable of producing everything from biofuels ...
Jul 21, 2011 |
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Messenger orbital data confirm theories, reveal surprises
On March 18, 2011, the MESSENGER spacecraft entered orbit around Mercury to become that planet's first orbiter. The spacecraft's instruments are making a complete reconnaissance of the planet's geochemistry, ...
Space & Earth / Space Exploration
Jun 16, 2011 |
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Glowing spirals: Chemical scaffolds guide living cells into precisely defined three-dimensional patterns
(PhysOrg.com) -- To find our way, we use maps. Cells use "chemical maps" to find the way: they orient themselves by following concentration gradients of attractants or repellants. David H. Gracias and a team ...
Mar 07, 2011 |
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Trouble with the latest dance move? GABA chemical messenger might be to blame
If you tend to have trouble picking up the latest dance moves or learning to play a new piano piece, there might be an explanation. A new study published online on March 3rd in Current Biology, a Cell Press publication, shows ...
Medicine & Health / Medical research
Mar 03, 2011 |
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Scientists used accelerated evolution to develop enzymes that provide protection against nerve gas
Protection against nerve gas attack is a significant component of the defense system of many countries around the world. Nerve gases are used by armies and terrorist organizations, and constitute a threat to both the military ...
Jan 24, 2011 |
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Researchers discover new way to reduce anxiety, stress
Two North American researchers have made a major discovery that will benefit people who have anxiety disorders. Bill Colmers, a professor of pharmacology and researcher in the Faculty of Medicine & Dentistry at the University ...
Medicine & Health / Neuroscience
Dec 17, 2010 |
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Bright stars of the brain regulate breathing
Astrocytes - brain cells named after their characteristic star-shape and previously thought to act only as the 'glue' between neurons, have a central role in the regulation of breathing, according to scientists.
Medicine & Health / Neuroscience
Jul 15, 2010 |
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Opening the gate to the cell's recycling center
(PhysOrg.com) -- In cells, as in cities, disposing of garbage and recycling anything that can be reused is an essential service. In both city and cell, health problems can arise when the process breaks down.
Jul 14, 2010 |
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New evidence shows low vitamin D levels lead to Parkinson's disease
A new study on vitamin D levels and Parkinson's disease risk points to the need for further research on whether vitamin D supplements can protect against the movement disorder, according to an editorial in the July 2010 issue ...
Medicine & Health / Diseases, Conditions, Syndromes
Jul 12, 2010 |
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Towards treating female sexual dysfunction: Research reveals secrets of female sexual arousal
By using a novel prototype drug, researchers have discovered more about the mechanisms underlying female sexual arousal. These findings are published today in the British Journal of Pharmacology.
Medicine & Health / Medical research
Apr 14, 2010 |
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Behavioral incentives mimic effects of medication on brain systems in ADHD
Medication and behavioural interventions help children with Attention Deficit Hyperactivity Disorder (ADHD) better maintain attention and self control by normalising activity in the same brain systems, according to research ...
Medicine & Health / Psychology & Psychiatry
Apr 01, 2010 |
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Dangerous custodians: Immune cells as possible nerve-cell killers in Alzheimer's disease
Progressive dementia of Alzheimer's patients is due to an inexorable loss of nerve cells from the brain. German neuroscientists have now shown that microglia may actually make a significant contribution to the loss of neurons ...
Medicine & Health / Neuroscience
Mar 22, 2010 |
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