Tag: "hazard" at biology news

Elevated inflammatory enzyme, Lp-PLA2, significantly linked to ischemic stroke

...rd (>422 mg/L) had a significantly higher 1.97 hazard ratio for stroke (95% confidence interval 1.163.33; p=0.012) over six years compared with participants with Lp-PLA2 levels in the lowest third (<310 mg/L). The effect of having both elevated Lp-PLA2 and elevated CRP levels was synergi...

Technological revolutions in sensors, robotics, and telecommunications allow new views of ocean

... 3,000 meters from the ocean floor a navigational hazard that wasn't on any of the charts, despite high sub traffic in the area. The importance of this finding was highlighted last month, when the USS San Francisco a Navy attack submarine ran aground on an uncharted sea mount, killing one crew member an...

PNAS highlights for the week of April 11 - 15

...rom exposures to cosmic rays are not a significant hazard to astronauts, research suggests. *Vegetation Affects Desert Water Cycle Plant life appears to play an important role in controlling the water cycle in desert ecosystems, acting over time scales ranging from ayear to a millennium. *Color-Coded Las...

Preeclampsia in pregnancy increases risk of future cardiovascular disease and death

...ampsia. They used a method called Cox proportional hazard models to investigate the longterm risk of mortality in women with preeclampsia. They controlled for a woman's age and education, history of diabetes, heart disease and low birth weight, the husband's social class, and the calendar year at the start ...

Readers of genome decipher signatures of cancer patient outcomes

...HFR), the AC or CC variants were associated with a hazard ratio of 0.56, almost half the risk observed in MTHFR AA patients. The MTHFR AC or CC individuals lived longer, with a median survival length of 51.3 months, compared to 25.37 months for the AA variant patients. "Perhaps the most significant finding...

ESA at the European Geosciences Union General Assembly

...llite and in-situ information for enhanced natural hazard awareness and management. ESA's planetary missions have transformed our understanding of the worlds beyond Earth. Results from the historic Huygens landing on Titan are providing fresh insights into the distant methane-rich moon of Saturn, while Mars...

Researchers discover underwater volcano

... the sea surface that it could provide a potential hazard to ocean navigation and coastal communities. Such hazards may include the explosive reaction between red-hot lava and seawater, or tsunamis that may be caused by the collapse of the newly built volcano. "It is a good idea for us to keep our eyes on ...

Major losses projected for earthquake on little-known fault under Los Angeles

...arthquake. The USGS and SCEC researchers developed hazard analysis software and used existing models from the Federal Emergency Management Agency to calculate losses. Their study appears in the May issue of Earthquake Spectra. "One of the main goals of this study was to use our improved knowledge of seismic...

Pediatricians lack confidence in managing obesity, and their own weight might be an important factor

...atients, adults not perceiving obesity as a health hazard and fear of offending children and their families. In a separate analysis that used the same survey and appeared recently in the journal Obesity Research, Perrin, Flower and Ammerman found that nearly half of all pediatricians who were overweight the...

Purdue scientists may have found key to halting spinal cord damage

...mage, and in the case of spinal injury, acrolein's hazard may be the key in causing debilitating paralysis that sets in after the initial trauma. "When a spinal cord ruptures, not only are the traumatized cells at increased risk of damage from free radicals that oxidize the tissue, but the cells also spill ...

Other highlights in the August 17 JNCI

...etected cancers were associated with a 53% greater hazard of death from breast cancer compared with screen-detected cancers. In an editorial, Ian F. Tannock, M.D., Ph.D., and Monika K. Krzyzanowska, M.D., of Princess Margaret Hospital in Toronto, discuss these results and those of another recent study, bot...

Nano coalition unveils environmental, health and safety database

...and the type of experiment - whether it measured a hazard or the potential for exposure, for instance. In addition, users can find out whether the nanoparticle was intentionally engineered or is the incidental byproduct of another process, like the ultrafine particles that result from combustion of diesel f...

Fire fighters, managers use new software to estimate fire hazard; air pollution levels

...l United States, making the job of estimating fire hazard and fire effects faster and more accurate. The recently released software, called the Fuel Characteristic Classification System (FCCS), was developed by scientists at the Pacific Wildland Fire Sciences Laboratory. The Seattle-based lab is part of the...

Chernobyl: The true scale of the accident

...rroded in the past two decades. The main potential hazard posed by the shelter is the possible collapse of its top structures and the release of radioactive dust. Strengthening those unstable structures has been performed recently, and construction of a New Safe Confinement covering the existing shelter tha...

Aspirin might prevent Vioxx cardiac damage

...inhibitor painkillers may present a cardiovascular hazard -- particularly for people already predisposed to high blood pressure," said senior author of the study Thomas Coffman, M.D., chief of nephrology in the department of medicine. Cox-2 inhibitors and other non-steroidal anti-inflammatory drugs (NSAIDS)...

Survival of heart patients on beta-blockers varies greatly with genetic variation

... than those in the low-risk group according to the hazard ratio, a statistical measure of risk. If further research indicates that beta-blockers are ineffective or create a higher risk in patients with certain variations of beta-adrenergic receptor genes, physicians may modify treatment to improve survival ...

New risk analysis study shows school soft drink consumption has no impact on adolescent obesity

...aradigm uses a four-step risk assessment process: hazard identification, dose-response assessment, exposure assessment, and risk characterization. Forshee said, "Risk analysis, although widely used in studies on the risk of exposure to carcinogens, work place safety and food safety, has to our knowledge ...

Book released on Hurricane Isabel's effect on Chesapeake Bay

...ined in this book should be used by scientists and hazard experts for decades," said Bill Dennison, conference organizer and Vice President for Science Applications at UMCES. Not all the effects of Hurricane Isabel were bad on the Chesapeake Bay. For example, recruitment of juvenile Atlantic croaker int...

Chemical Society Atlanta meeting March 26 30 covers health, environment

... water and ways to combat this major public health hazard will be highlighted in presentations Sunday, March 27 Tuesday, March 28. Discovery of new elements, including a paper on how researchers synthesize elements, will be featured in a three-day program on advances in nuclear science Tuesday March ...

University of Leicester announces world first forensic technique

...ld limited information and are a health and safety hazard to those working in the environment due to the use of radiological equipment outside their normal working area. They are also not undertaken at the scene of the incident. As far as we know, for the first time in the world a new radiological system wa...

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(Date:5/21/2013)... have found that a class of pharmaceuticals can both ... The drugs, known as "TSPO ligands," are currently used ... the effects of TSPO ligand in young adult mice ... aged mice when pathology was quite severe," said lead ... Gerontology. "TSPO ligand reduced measures of pathology and improved ...
(Date:5/21/2013)... stores, phosphatidylserine is a natural food supplement produced ... cognition and slow memory loss, it,s a popular ... a team headed by Prof. Gil Ast and ... of Human Molecular Genetics have discovered ... genes involved in degenerative brain disorders, including Parkinson,s ...
(Date:5/21/2013)... decades, scientists have developed many devices that can reopen ... generally effective, each of these treatments has drawbacks, including ... from MIT analyzes the potential usefulness of a new ... drug-releasing stents, but may pose fewer risks. With this ... for only a brief period, during which it releases ...
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