Toward new drugs that turn genes on and off
Jun 04, 2009 |
5 / 5 (6) |
0
Scientists in Michigan and California are reporting an advance toward development of a new generation of drugs that treat disease by orchestrating how genes in the body produce proteins involved in arthritis, ...
New, light-driven nanomotor is simpler, more promising, scientists say
Nanotechnology / Bio & Medicine
Jun 04, 2009 |
4.8 / 5 (6) |
1
(PhysOrg.com) -- Sunflowers track the sun as it moves from east to west. But people usually have to convert sunlight into electricity or heat to put its power to use.
Stellar family in crowded, violent neighborhood proves to be surprisingly normal
Jun 04, 2009 |
4.7 / 5 (6) |
1
The massive Arches Cluster is a rather peculiar star cluster. It is located 25 000 light-years away towards the constellation of Sagittarius (the Archer), and contains about a thousand young, massive stars, ...
Study: Cigarette smoking does not affect everyone in same way
Jun 04, 2009 |
4.3 / 5 (6) |
1
Cigarette smoking induced COPD, or chronic obstructive pulmonary disease, is a disease that results in severe breathing difficulty. According to World Health Organization (WHO) it is the fourth leading killer worldwide. However ...
Spirit Takes a Peek at Her Belly
Space & Earth / Space Exploration
Jun 04, 2009 |
4.6 / 5 (5) |
1
(PhysOrg.com) -- A new image of Spirit's underbelly is helping engineers assess the rover's current state and plan her escape from soft soil. The panoramic mosaic of multiple images was taken by the microscopic ...
Patenting human genes thwarts research, scientists say
Jun 04, 2009 |
5 / 5 (4) |
3
Rapid advances in biology and genetics are raising fresh concerns about the spreading practice of patenting human genes.
Carbon payments payments could protect orangutans, pygmy elephants in Borneo
Jun 04, 2009 |
2.4 / 5 (8) |
8
A new report published today provides compelling evidence that paying to conserve billions of tons of carbon stored in tropical forests could also protect orangutans, pygmy elephants, and other wildlife at risk of extinction. ...
New hull coatings for Navy ships cut fuel use, protect environment (w/Video)
Jun 04, 2009 |
4.8 / 5 (4) |
0
New hull coatings being developed by the Office of Naval Research are showing promise in reducing the build-up of marine crustaceans - namely barnacles - on ships' hulls, optimizing vessel performance and dramatically reducing ...
New proxy reveals how humans have disrupted the nitrogen cycle
Jun 04, 2009 |
2.6 / 5 (7) |
0
More and more, scientists are getting a better grip on the nitrogen cycle. They are learning about sources of nitrogen and how this element changes as it loops from the nonliving, such as the atmosphere, soil ...
How growing cells move together
Jun 04, 2009 |
4 / 5 (4) |
0
(PhysOrg.com) -- Our cells are more than inert bags of proteins and genes whose complex signaling networks confound the world’s most powerful computers. They also have a physical side whose brawny feats may ...
Illness, medical bills linked to nearly two-thirds of bankruptcies
Jun 04, 2009 |
5 / 5 (3) |
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Medical problems contributed to nearly two-thirds (62.1 percent) of all bankruptcies in 2007, according to a study in the August issue of the American Journal of Medicine that will be published online Thursday. The data w ...
Reconstructing the evolution of laughter in great apes and humans
Jun 04, 2009 |
5 / 5 (3) |
1
Like human infants, young apes are known to hoot and holler when you tickle them. But is it fair to say that those playful calls are really laughter? The answer to that question is yes, say researchers reporting ...
One step closer to turning off cancer genes with gene-silencing
Jun 04, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- Researchers at The University of Queensland have developed a way to deliver drugs which can specifically shut down cancer-causing genes in tumour cells while sparing normal healthy tissues.
Nanoparticle Scattering Improves Laser Performance
Nanotechnology / Nanomaterials
Jun 04, 2009 |
4.7 / 5 (3) |
0
(PhysOrg.com) -- “Light scattering” and “optical performance” are two concepts that usually head in opposite directions, but they have recently been shown to walk happily hand-in-hand. The results are impressive ...
Researchers solve 'bloodcurdling' mystery
Jun 04, 2009 |
4.7 / 5 (3) |
0
By applying cutting-edge techniques in single-molecule manipulation, researchers at Harvard University have uncovered a fundamental feedback mechanism that the body uses to regulate the clotting of blood. The finding, which ...
