News tagged with genetic pathway
New life form found on Earth: Deadly arsenic breathes life into organisms (Update, Video)
(PhysOrg.com) -- Evidence that the toxic element arsenic can replace the essential nutrient phosphorus in biomolecules of a naturally occurring bacterium expands the scope of the search for life beyond Earth, ...
Space & Earth / Space Exploration
Dec 02, 2010 |
4.5 / 5 (48) |
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Nanochannel electroporation: Researchers do precise gene therapy without a needle
For the first time, researchers have found a way to inject a precise dose of a gene therapy agent directly into a single living cell without a needle.
Nanotechnology / Bio & Medicine
Oct 16, 2011 |
5 / 5 (15) |
1
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'Surprising link' leads toward a new antibiotic
(PhysOrg.com) -- As the best drugs become increasingly resistant to superbugs, McMaster University researchers have discovered a completely different way of looking for a new antibiotic.
May 28, 2009 |
4.8 / 5 (15) |
6
Stanford researchers first to turn normal cells into 3-D cancers in tissue culture dishes
Researchers at the Stanford University School of Medicine have successfully transformed normal human tissue into three-dimensional cancers in a tissue culture dish for the first time. Watching how the cells behave as they ...
Nov 21, 2010 |
5 / 5 (11) |
4
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Chemists engineer plants to produce new compounds
(PhysOrg.com) -- In work that could expand the frontiers of genetic engineering, MIT chemists have, for the first time, genetically altered a plant to produce entirely new compounds, some of which could be ...
Jan 19, 2009 |
4.6 / 5 (10) |
1
Perhaps a longer lifespan, certainly a longer 'health span'
Organisms from yeast to rodents to humans all benefit from cutting calories. In less complex organisms, restricting calories can double or even triple lifespan. It's not yet clear just how much longer calorie restriction ...
Medicine & Health / Medical research
Apr 15, 2010 |
4.6 / 5 (10) |
2
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Key protein may explain the anti-aging and anti-cancer benefits of dietary restriction
A protein that plays a key role in tumor formation, oxygen metabolism and inflammation is involved in a pathway that extends lifespan by dietary restriction. The finding, which appears in the May 22, 2009 edition of the ...
May 22, 2009 |
4.7 / 5 (9) |
3
A 'giant' step toward explaining differences in height: Scientists map height 'hotspots' in the genome
(PhysOrg.com) -- An international collaboration of more than 200 institutions, led by researchers at Children's Hospital Boston, the Broad Institute, and a half-dozen other institutions in Europe and North ...
Sep 29, 2010 |
4.3 / 5 (8) |
0
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The first malaria-proof mosquito
For years, researchers worldwide have attempted to create genetically altered mosquitoes that cannot infect humans with malaria. Those efforts fell short because the mosquitoes still were capable of transmitting ...
Jul 15, 2010 |
5 / 5 (6) |
6
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Conceptualizing cancer cells as ancient 'toolkit'
(PhysOrg.com) -- Despite decades of research and billions of dollars, cancer remains a major killer, with an uncanny ability to evade both the body's defenses and medical intervention. Now an Arizona State ...
Feb 07, 2011 |
5 / 5 (5) |
1
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Scientists begin to unravel causes of mysterious skin disease
Scientists including researchers from the University of Florida have discovered additional evidence that generalized vitiligo — a disease that typically causes patches of white skin on the face, neck and extremities that ...
Jun 07, 2010 |
4.8 / 5 (5) |
2
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Meet DNA's personal assistants
Just as scientists finished sequencing the human genome, they got a new surprise. Inside the genetic pathway, where DNA produces proteins to sustain life, they found microRNA. These tiny ubiquitous molecules have opened a ...
May 07, 2009 |
4.5 / 5 (4) |
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Too much of a good thing? Scientists explain cellular effects of vitamin A overdose and deficiency
If a little vitamin A is good, more must be better, right? Wrong! New research published online in the FASEB Journal shows that vitamin A plays a crucial role in energy production within cells, explaining why too much or too ...
Medicine & Health / Medical research
Oct 08, 2009 |
4 / 5 (4) |
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New insight into 'accelerated aging' disease
Hutchinson-Gilford Progeria Syndrome (HGPS or progeria) is a rare genetic disease that causes young children to develop symptoms associated with advanced age, such as baldness, wrinkles, osteoporosis and cardiovascular disease. ...
Medicine & Health / Medical research
Sep 13, 2010 |
4 / 5 (4) |
0
Cholesterol's other way out
Many of us are simply overloaded with cholesterol, and now a report in the July issue of Cell Metabolism brings what might be good news: There is more than one way to get rid of that cholesterol, which can otherwise lead t ...
Medicine & Health / Medical research
Jul 07, 2010 |
5 / 5 (3) |
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