Saturday 14 July 2012

ScienceDaily: Latest Science News

ScienceDaily: Latest Science News


Mutation in gene IDH a possible target for AML treatment

Posted: 13 Jul 2012 07:39 PM PDT

Though the IDH gene seems far removed from cancer, mutation in the gene starts a cascade that predicts an aggressive form of AML. Doctors may be able to target this mutation for therapy.

How to make global fisheries worth five times more

Posted: 13 Jul 2012 07:39 PM PDT

Rebuilding global fisheries would make them five times more valuable while improving ecology, according to a new study.

Poisons on public lands put wildlife at risk

Posted: 13 Jul 2012 07:39 PM PDT

Rat poison used on illegal marijuana farms may be sickening and killing the fisher, a rare forest carnivore that makes its home in some of the most remote areas of California, according to veterinary scientists.

Getting amped: Instrument for exploring the cosmos and the quantum world created

Posted: 13 Jul 2012 01:19 PM PDT

Researchers have developed a new type of amplifier for boosting electrical signals. The device can be used for everything from studying stars, galaxies, and black holes to exploring the quantum world and developing quantum computers.

Mechanical engineers develop an 'intelligent co-pilot' for cars

Posted: 13 Jul 2012 11:01 AM PDT

Mechanical engineers have developed a new semiautonomous safety system for automobiles.

New proteins to clear the airways in cystic fibrosis and COPD

Posted: 13 Jul 2012 09:29 AM PDT

Scientists discovered a new strategy to help CF and COPD patients clear the thick and sticky mucus clogging their lungs, leading to life-threatening infections. The report shows the "SPLUNC1" protein and its derivative peptides may help thin mucus by affecting the epithelial sodium channel. Along with its implications for cystic fibrosis and COPD, the research enhances the understanding of hypertension due to its role in controlling blood pressure.

In the mind of the psychopath

Posted: 13 Jul 2012 09:29 AM PDT

Ice cold, hard and emotionless. Such is the psychopath – we think. Until we get a glimpse behind the mask. Researchers have for decades been almost unanimous in their accord with the popular perception that psychopaths are made in a certain way, and will forever remain that way. But some experts disagree. New research reveals that psychopaths had an upbringing quite different from that of the so-called normal members of the population.

Questionnaire completed by parents may help identify one-year-olds at risk for autism

Posted: 13 Jul 2012 09:28 AM PDT

Researchers have found that 31 percent of children identified as at risk for autism spectrum disorders (ASD) at 12 months received a confirmed diagnosis of ASD by age 3 years. In addition, 85 percent of the children found to be at risk for ASD based on results from the First Year Inventory (FYI), a 63-item questionnaire filled out by their parents, had some other developmental disability or concern by age three.

Giving time can give you time

Posted: 13 Jul 2012 06:54 AM PDT

Many people these days feel a sense of "time famine" -- never having enough minutes and hours to do everything. We all know that our objective amount of time can't be increased (there are only 24 hours in a day), but a new study suggests that volunteering our limited time -- giving it away -- may actually increase our sense of unhurried leisure.

How cells degrade aberrant membrane proteins

Posted: 13 Jul 2012 06:52 AM PDT

Researchers have achieved unexpected insights into the process of how damaged proteins are degraded within cells. Their work focused on the function of a special protease. This enzyme can hydrolyze peptide bonds in the plane of cellular membranes, a site where such water-requiring reactions commonly do not occur. The scientists can now show that this unusual protease recognizes and degrades aberrant proteins directly in the membrane.

Salt cress genome yields new clues to salt tolerance

Posted: 13 Jul 2012 06:16 AM PDT

Biologists have completed the genomic sequence and analysis of salt cress Thellungiella salsuginea, a wild salt-tolerant plant. The salt cress genome serves as a useful tool for exploring mechanisms of adaptive evolution and sheds new lights on understanding the genetic characteristics underlying plant abiotic stress tolerance.

New tech for complex micro structures for use in sensors and other apps

Posted: 13 Jul 2012 06:16 AM PDT

Chemists have developed new materials and nanofabrication techniques for building miniaturized versions of components needed for medical diagnostics, sensors and other applications. These miniaturized components -- many impossible to make with conventional techniques -- would allow for rapid analysis at lower cost and with small sample volumes.

Nuclear weapons' surprising contribution to climate science

Posted: 13 Jul 2012 06:16 AM PDT

Nuclear weapons testing may at first glance appear to have little connection with climate change research. But key Cold War research laboratories and the science used to track radioactivity and model nuclear bomb blasts have today been repurposed by climate scientists.

Copper's previously unknown exit strategy from the body

Posted: 13 Jul 2012 06:16 AM PDT

Scientists have long known that the body rids itself of excess copper and various other minerals by collecting them in the liver and excreting them through the liver's bile. However, a new study suggests that when this route is impaired there's another exit route just for copper: A molecule sequesters only that mineral and routes it from the body through urine.

Chemicals in personal care products -- phthalates -- may increase risk of diabetes in women

Posted: 13 Jul 2012 05:31 AM PDT

Researchers have shown an association between increased concentrations of phthalates in the body and an increased risk of diabetes in women. Phthalates are endocrine disrupting chemicals that are commonly found in personal care products such as moisturizers, nail polishes, soaps, hair sprays and perfumes.

Glasses-free 3-D TV looks nearer: Multiple-perspective method could beat holography in short term

Posted: 13 Jul 2012 05:08 AM PDT

As striking as it is, the illusion of depth now routinely offered by 3-D movies is a paltry facsimile of a true three-dimensional visual experience. In the real world, as you move around an object, your perspective on it changes. But in a movie theater showing a 3-D movie, everyone in the audience has the same, fixed perspective -- and has to wear cumbersome glasses, to boot. Despite impressive recent advances, holographic television, which would present images that vary with varying perspectives, probably remains some distance in the future. But in a new paper, researchers offer a new approach to multiple-perspective, glasses-free 3-D that could prove much more practical in the short term.

Want to lose weight? Keep a food journal, don't skip meals and avoid going out to lunch

Posted: 13 Jul 2012 05:00 AM PDT

Women who want to lose weight should faithfully keep a food journal, and avoid skipping meals and eating in restaurants – especially at lunch – suggests new research.

Advertisers could target online audiences more efficiently with personality scale

Posted: 12 Jul 2012 07:48 PM PDT

A new study has developed a method that could help advertisers target online audiences easier by knowing their personality types.

Many more elderly people could benefit from drugs to prevent heart disease

Posted: 12 Jul 2012 07:48 PM PDT

More patients aged 75 and over should be prescribed drugs to help lower their risk of cardiovascular disease, a study published today on bmj.com suggests.

Advanced drug testing method detects 'spice' drugs

Posted: 12 Jul 2012 07:45 PM PDT

A new method of drug testing makes it possible to detect a wider range of synthetically-produced 'designer' drugs.

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